Разделы схем — 25 (всего 93)
AIR CONDITIONING ANTI-LOCK BRAKES ANTI-THEFT BODY CONTROL MODULES COMPUTER DATA LINES CRUISE CONTROL ENGINE PERFORMANCE EXTERIOR LIGHTS GROUND DISTRIBUTION HEADLIGHTS HORN INSTRUMENT CLUSTER INTERIOR LIGHTS NAVIGATION POWER DISTRIBUTION POWER DOOR LOCKS POWER MIRRORS POWER WINDOWS RADIO SHIFT INTERLOCK STARTING/CHARGING SUPPLEMENTAL RESTRAINTS TRANSMISSION WARNING SYSTEMS WIPER/WASHER
AIR CONDITIONING Manual A/C Wiring Diagram (1 of 2) for Toyota Tacoma PreRunner 2012 List of elements for Manual A/C Wiring Diagram (1 of 2) for Toyota Tacoma PreRunner 2012: 72 (2.7l: rear of engine) (4.0l: top center of engine) engine coolant temperature sensor 2.7l 4.0l A/c A/c amplifier (right side of dash) A/c compressor (left front of engine) A/c fuse 10a A/c lock sensor A/c magnetic clutch A/c thermistor 1 (behind center of dash) A29 A33 Ac1 Acid Act Air inlet damper servo motor (center of dash) Ambient temperature sensor (behind front grille, below hood release assembly) B10 Blower motor (below right side of dash, in blower housing) Blrh Def E10 e2 ethw E11 E13 E14 Ea (right front fender) Ea1 Ecu-b fuse 7.5a Engine control module (behind right side of dash) Engine controls system Engine room j/b (left side of engine compt) Engine room r/b (left front of engine compt) Except tmmtx made Frs Gnd Heater fuse 50a Heater relay Hot at all times Ia1 Ia4 Ig+ Ign Ih1 Ii1 Ij1 In1 In2 Inner rear view mirror Instrument panel j/b 2 (right side of dash) Ip2 J/c 5 (behind right side of dash) Lock Mg clt relay Mgc Mr/f Pnk Pressure switch (behind right front headlight) Prs Rdef Rec Red Sg 2 Solf Spd Tach Tam Tamo Temp Thw Thwo Tmmtx made Ver1 Manual A/C Wiring Diagram (2 of 2) for Toyota Tacoma PreRunner 2012 List of elements for Manual A/C Wiring Diagram (2 of 2) for Toyota Tacoma PreRunner 2012: 43 4.0l A/c A/c control assembly A15 A33 Acid Air mix damper servo motor (center of dash) Air vent mode damper servo motor (center of dash) Amplifier Amsw Bb (under front passenger's seat) Blower resistor (center of dash) C11 C13 C14 C16 Combination meter Cpu Driver side j/b (left side of dash) F14 Gauge fuse 7.5a Gnd Hot in run or start Ia1 Ig+ Ig1 2 fuse 10a Ig1 fuse 10a Ill+ Ill- Instrument panel j/b 1 (left side of dash) Instrument panel j/b 2 (right side of dash) Interior lights system J/c 1 (left kick panel) J/c 13 (behind right kick panel) J/c 14 (behind right kick panel) K13 Max Mr/f Mset Off Pnk Rec Red
ANTI-LOCK BRAKES Anti-lock Brakes Wiring Diagram, Hydraulic Booster Type (1 of 3) for Toyota Tacoma PreRunner 2012 List of elements for Anti-lock Brakes Wiring Diagram, Hydraulic Booster Type (1 of 3) for Toyota Tacoma PreRunner 2012: 64 (right side of dash) (a/t) instrument panel j/b 2 +bm1 +bm2 +bs A-trac switch A33 A39 Abs 1 fuse 50a Abs 2 fuse 30a Atrc Brake fluid level warning switch (brake fluid reservoir) C17 C18 Canh Canl Csw Downhill assist control switch (if equipped) Driver side j/b (left side of dash) Ea (right front fender) Eb (near battery) Ecu-b fuse 7.5a Engine room j/b (left side of engine compt) Engine room r/b (left front of engine compt) Exi Exi3 Exi4 Fl+ Fl- Fr+ Fr- Gnd1 Gnd2 Gnd3 H13 Hdcs Hot at all times Hot in on or start Ia1 Ia3 Ig1 Ig1 fuse 10a Ig2 Ign fuse 15a Interior lights system J/c 13 (behind right kick panel) J/c 14 (behind right kick panel) Lbl Park/ neutral position switch (a/t) (transmission) Pkb Pnk Red Rl+ Rl- Rr+ Rr- Skid control ecu w/ actuator (left rear of engine compt) Stp Stp2 Stpo T17 T18 Traction control switch Transmissions system Vsc off switch Anti-lock Brakes Wiring Diagram, Hydraulic Booster Type (2 of 3) for Toyota Tacoma PreRunner 2012 List of elements for Anti-lock Brakes Wiring Diagram, Hydraulic Booster Type (2 of 3) for Toyota Tacoma PreRunner 2012: 35 A-trac ind A/t Abs ind Auto lsd ind Bat Brake ind Buzzer C15 C16 Canh Canl Combination meter Cpu Dac ind Data link connector 3 (below left center of dash) Driver side j/b (left side of dash) Ess Gauge fuse 7.5a Hot in run or start Ia1 Ib1 Ic (center of dash) Instrument panel j/b 1 (left side of dash) J/c 5 (behind right side of dash) K13 Left front speed sensor (left front hub assembly) M/t Parking brake switch (base of park brake lever) Pnk Rear speed sensor (rear differential) Red Right front speed sensor (right front hub assembly) Slip ind Steering sensor (steering wheel) Vsc off ind Anti-lock Brakes Wiring Diagram, Hydraulic Booster Type (3 of 3) for Toyota Tacoma PreRunner 2012 List of elements for Anti-lock Brakes Wiring Diagram, Hydraulic Booster Type (3 of 3) for Toyota Tacoma PreRunner 2012: 33 A12 Ba (under driver's seat) C13 C14 C15 Canh Canl D12 D13 Driver side j/b (left side of dash) E14 Engine control module (behind right side of dash) Engine room r/b (left front of engine compt) F10 Gnd H18 Hot at all times Hot in on or start Ia3 Ie2 Ig1 2 fuse 10a Ig1 fuse 10a Instrument panel j/b 1 (left side of dash) Instrument panel j/b 2 (right side of dash) J/c 1 (left kick panel) J/c 18 (rear of engine) J/c 19 (left side of dash) Pnk Stop fuse 10a Stop lamp switch (above brake pedal bracket) Stop lp ctrl relay Transmissions system Yaw rate sensor (under passenger seat) Anti-lock Brakes Wiring Diagram, Vacuum Booster Type (1 of 3) for Toyota Tacoma PreRunner 2012 List of elements for Anti-lock Brakes Wiring Diagram, Vacuum Booster Type (1 of 3) for Toyota Tacoma PreRunner 2012: 60 (4wd) +bs A/t Abs 1 fuse 50a Abs 2 fuse 30a C15 C18 Canh Canl Csw Data link connector 3 (below left center of dash) Dl nl Ea (right front fender) Ecu-b fuse 7.5a Engine room j/b (left side of engine compt) Engine room r/b (left front of engine compt) Exi Exi3 Exi4 F7 pnk Fl+ Fl- Fr+ Fr- Gnd1 Gnd2 Hot at all times Ia1 Ia3 Ic (center of dash) Ig1 Instrument panel j/b 1 (left side of dash) Instrument panel j/b 2 (a/t) (right side of dash) Instrument panel j/b 2 (right side of dash) Interior lights system J/c 13 (behind right kick panel) J/c 14 (behind right kick panel) J/c 5 (4wd) (behind right side of dash) M/t Neo Park/neutral position switch (a/t) (transmission) Parking brake switch (base of park brake lever) Pkb Pnk Red Rl+ Rl- Rr+ Rr- Skid control ecu w/ actuator (right rear of engine compt) Stop fuse 10a Stop lp ctrl relay (w/ trailer towing) Stp Stp2 Stpo Traction control switch Transmissions system Vsc off switch W/ trailer towing W/o trailer towing Anti-lock Brakes Wiring Diagram, Vacuum Booster Type (2 of 3) for Toyota Tacoma PreRunner 2012 List of elements for Anti-lock Brakes Wiring Diagram, Vacuum Booster Type (2 of 3) for Toyota Tacoma PreRunner 2012: 31 Abs ind Auto lsd ind Brake fluid level warning switch (brake fluid reservoir) Brake ind Buzzer C10 C15 C16 Combination meter Cpu Driver side j/b (left side of dash) Eb (near battery) Gauge fuse 7.5a H13 Hot in on or start Ia1 Ib1 Ig1 fuse 10a Ih1 K13 Left front speed sensor (left front hub assembly) Pnk Rear speed sensor (rear differential) Red Right front speed sensor (right front hub assembly) Slip ind Stop lamp switch (above brake pedal bracket) Trac off ind Vsc off ind W/ trailer towing W/o trailer towing Anti-lock Brakes Wiring Diagram, Vacuum Booster Type (3 of 3) for Toyota Tacoma PreRunner 2012 List of elements for Anti-lock Brakes Wiring Diagram, Vacuum Booster Type (3 of 3) for Toyota Tacoma PreRunner 2012: 35 2.7l 4.0l A12 A13 Ba (under driver's seat) Bat C13 C14 Canh Canl D12 Driver side j/b (left side of dash) E14 Engine control module (behind right side of dash) Ess F10 Gnd H18 Hot in on or start Ia3 Ib1 Ie2 Ig1 2 fuse 10a Instrument panel j/b 1 (left side of dash) J/c 1 (behind left side of dash) J/c 13 (behind right kick panel) J/c 14 (behind right kick panel) J/c 18 (rear of engine) J/c 19 (left end of dash) Red Steering sensor (steering wheel) Transmissions system W/ rear differential lock W/o rear differential lock Yaw rate sensor (under passenger seat)
ANTI-THEFT Forced Entry Wiring Diagram for Toyota Tacoma PreRunner 2012 List of elements for Forced Entry Wiring Diagram for Toyota Tacoma PreRunner 2012: 60 Access cab Altb Be (left "b" pillar) Bf (right "c" pillar) Bf1 Bg1 Body ecu C10 C16 Dcty Door control receiver (if equipped) (right side of dash) Double cab Dr lck fuse 20a Driver side j/b (left side of dash) Driver's side door courtesy switch Driver's side door lock assembly Ecu-b fuse 7.5a Ecub Ehw Engine room r/b (left front of engine compt) Flash relay (w/o drl & trailer towing) Front passenger's side door courtesy switch Front passenger's side door lock assembly Gnd H18 Haz Horn Horn relay Hot at all times Hot in run or start I16 Ic (center of dash) Ic6 Ig1 2 fuse 10a Ik3 Il1 J/c 1 (left kick panel) J/c 13 (behind right kick panel) J/c 14 (behind right kick panel) J/c 4 & 5 (behind right side of dash) J15 K10 Ksw Left rear door courtesy switch Left rear lower side door courtesy switch Left rear upper side door courtesy switch Lswd Lswp Pcty Prg Rcty Rda Red Right rear door courtesy switch Right rear lower side door courtesy switch Right rear upper side door courtesy switch Turn signal flasher w/ daytime running light w/ trailer towing (left side of dash) Unlock warning switch W/ door lock control W/o door lock control Immobilizer Wiring Diagram for Toyota Tacoma PreRunner 2012 List of elements for Immobilizer Wiring Diagram for Toyota Tacoma PreRunner 2012: 61 (4.0l) (right rear of engine compt) (rear of cylinder head) (2.7l) eg 2.7l 4.0l Access cab Agnd Batt Bb (under front passenger's seat) Bf1 C16 Code Cty Data link connector 3 (below left center of dash) Driver side j/b (left side of dash) Driver's side door courtesy switch E01 E02 E03 E04 E05 E11 E12 E13 E14 Ecu-b fuse 7.5a Ee eh (2.7l) (rear of cylinder head) Ef (4.0l) (left rear of engine compt) Efi fuse 20a Efii Efio Engine control module (behind right side of dash) Engine room r/b (left front of engine compt) Gnd Hazard warning signal switch assembly Hot at all times Hot in run or start I15 Ia1 Ic (center of dash) Ign fuse 15a Igsw Il1 Imi Imo Ind Instrument panel j/b 1 (left side of dash) J/c 12 (2.7l) (behind right side of dash) J/c 5 (behind right side of dash) J14 K10 Ksw Me01 Red Security indicator light Sil Transponder key amplifier (left side of dash) Transponder key coil Transponder key ecu (left side of dash) Txct Unlock warning switch Vc5
BODY CONTROL MODULES Body Control Modules Wiring Diagram for Toyota Tacoma PreRunner 2012 List of elements for Body Control Modules Wiring Diagram for Toyota Tacoma PreRunner 2012: 93 Access cab Act+ Act- Actd Acty Altb Anti-lock brakes, instrument cluster & headlights systems Anti-theft system Ba (under driver's seat) Bd (left rear frame rail) Be (left "b" pillar) Bf1 Body ecu (driver side j/b) Bzr C10 C16 Dbkl Dcty Dim Door locks system Dr lck fuse 20a Driver side j/b (left side of dash) Drl E11 E12 Ecu-b fuse 7.5a Ecub Ehw Engine room r/b (left front of engine compt) Except tmmtx made Exterior lights & headlights systems Exterior lights system F10 F11 Flash relay Gnd H18 H22 H23 H24 Haz Head Headlights system Horn Horns system Hot at all times Hot in on or start Hrly I14 I16 I17 I18 I19 I22 Ic (center of dash) Ig1 2 fuse 10a Ile Instrument cluster & interior lights systems Instrument cluster system Interior lights system J/c 1 (left kick panel) J/c 4 & 5 (behind right side of dash) J11 J12 J15 K10 K13 Ksw Lswd Lswp O11 O12 P/w relay Pcty Pkb Pnk Prg Pws Rcty Rda Red Starting/charging system Tail Tail relay Tmmtx made Trly Ul1 Ul2 Ul3 W/ door lock control W/o door lock control W/o drl & w/o trailer towing Warning systems
COMPUTER DATA LINES Computer Data Lines Wiring Diagram for Toyota Tacoma PreRunner 2012 List of elements for Computer Data Lines Wiring Diagram for Toyota Tacoma PreRunner 2012: 46 2.7l 4.0l A/c amplifier (right side of dash) A18 A21 Air bag sensor assembly center (center of dash) B17 B18 Bat Bh1 Bj2 Canh Canl Combination meter Data link connector 3 (below left center of dash) Dia E14 Ee (4.0l) (right rear of engine compt) Eh (2.7l) (rear of cylinder head) Engine control module (behind right side of dash) Engine room r/b (left front of engine compt) Hot at all times Ia1 Ia3 Ic (center of dash) Ie1 Ign Il1 w/ separate seat Instrument panel j/b 1 (left side of dash) Instrument panel j/b 2 (right side of dash) J/c 18 (rear of engine) J/c 19 (left end of dash) J/c 4 & 5 (behind right side of dash) Obd fuse 7.5a Occupant classification ecu (front passenger's seat bottom) Sil Skid control ecu w/ actuator (hydraulic booster type: left rear of engine compt) (vacuum booster type: right rear of engine compt) Steering sensor (steering wheel) Tac Tach Tire pressure warning ecu Transponder key ecu (left side of dash) W/ bench seat W/ hydraulic booster type W/ vacuum booster type Yaw rate sensor (under passenger seat)
CRUISE CONTROL
2.7L 2.7L, Cruise Control Wiring Diagram (1 of 2) for Toyota Tacoma PreRunner 2012 List of elements for 2.7L, Cruise Control Wiring Diagram (1 of 2) for Toyota Tacoma PreRunner 2012: 79 (above brake pedal bracket) stop lamp switch (left kick panel) (right side of dash) instrument panel j/b 2 +bm +res -set A18 Accelerator position sensor (behind left side of dash) Batt C12 C13 C14 C15 C16 Cancel Canh Canl Cccl Ccs Combination meter Computer data lines system Cpu Cruise control clutch switch (m/t) (above clutch pedal) bracket) Cruise control switch Cruise ind Driver side j/b (left side of dash) E01 E02 E03 E04 E15 Efi fuse 20a Eg (rear of cylinder head) Eh (rear of cylinder head) Engine control module (behind right side of dash) Engine room r/b (left front of engine compt) Epa Epa2 Etcs fuse 10a Gauge fuse 7.5a Ge01 H13 Hot at all times Hot in on or start Hot in run or start I15 Ia1 If1 Ig1 2 fuse 10a Ig1 fuse 10a Ign fuse 15a Igsw Ii1 Im1 Instrument panel j/b 1 (left side of dash) J/c 1 J/c 12 (behind right side of dash) J/c 13 (behind right kick panel) J/c 14 (behind right kick panel) M/t Me01 Nca On- off Pnk Red Spd Spiral cable (behind left side of dash) St1- Stop fuse 10a Stp Throttle body assembly (left top of engine) Transmissions system Vcp2 Vcpa Voltage inverter (left rear of vehicle compt) Vpa Vpa2 Vta1 Vta2 2.7L, Cruise Control Wiring Diagram (2 of 2) for Toyota Tacoma PreRunner 2012 List of elements for 2.7L, Cruise Control Wiring Diagram (2 of 2) for Toyota Tacoma PreRunner 2012: 23 Canh Canl Computer data lines system Fl+ Fl- Fr+ Fr- Ia1 Ib1 Ih1 Left front speed sensor (left front hub assembly) Park/neutral position switch (a/t) (transmission) Pnk Rear speed sensor (rear differential) Red Right front speed sensor (right front hub assembly) Rl+ Rl- Rr+ Rr- Skid control ecu w/ actuator (vacuum booster type: right rear of engine compt) Sp1 Stp
4.0L 4.0L, Cruise Control Wiring Diagram (1 of 2) for Toyota Tacoma PreRunner 2012 List of elements for 4.0L, Cruise Control Wiring Diagram (1 of 2) for Toyota Tacoma PreRunner 2012: 92 (above brake pedal bracket) stop lamp switch (left kick panel) j/c 1 (right side of dash) instrument panel j/b 2 (w/ hydraulic booster type) stop lp ctrl relay +bm +res -set A18 Accelerator position sensor (behind left side of dash) B12 Batt C12 C13 C14 C15 Cancel Canh Canl Cccl Ccs Combination meter Compt) Computer data lines system Cpu Cruise control clutch switch (m/t) (above clutch pedal bracket) Cruise control switch Cruise ind Driver side j/b (left side of dash) E01 E02 E03 E04 E05 E11 E12 E13 E14 E15 Ea1 Ee (right rear of engine Ee (right rear of engine compt) Ef (left rear of engine compt) Efi fuse 20a Engine control module (behind right side of dash) Engine room r/b (left front of engine compt) Epa Epa2 Eta Etcs fuse 10a Gauge fuse 7.5a Ge01 H13 Hot at all times Hot in on or start Hot in run or start I15 Ia1 Ia3 Ic (center of dash) Ig1 2 fuse 10a Ig1 fuse 10a Ign fuse 15a Igsw Ii1 Im1 Instrument panel j/b 1 (left side of dash) Instrument panel j/b 2 (right side of dash) J/c 5 (behind right side of dash) M/t Me01 Nca On- off Pnk Red Spd Spiral cable (behind left side of dash) St1- Stop fuse 10a Stp Throttle body assembly (front top of engine) Vacuum booster type Vcp2 Vcpa Vcta Voltage inverter (left rear of vehicle compt) Vpa Vpa2 Vta1 Vta2 W/ hydraulic booster type W/ vacuum booster type W/ w/ hydraulic booster type 4.0L, Cruise Control Wiring Diagram (2 of 2) for Toyota Tacoma PreRunner 2012 List of elements for 4.0L, Cruise Control Wiring Diagram (2 of 2) for Toyota Tacoma PreRunner 2012: 28 Booster type Canh Canl Computer data lines system Fl+ Fl- Fr+ Fr- Hydraulic booster type Ia1 Ib1 Ih1 Left front speed sensor (left front hub assembly) Park/neutral position switch (a/t) (transmission) Pnk Rear speed sensor (rear differential) Red Right front speed sensor (right front hub assembly) Rl+ Rl- Rr+ Rr- Skid control ecu w/ actuator (hydraulic booster type: left rear of engine compt) (vacuum booster type: right rear of engine compt) Sp1 Stp Stp2 Stpo Vacuum
ENGINE PERFORMANCE
2.7L 2.7L, Engine Performance Wiring Diagram (1 of 5) for Toyota Tacoma PreRunner 2012 List of elements for 2.7L, Engine Performance Wiring Diagram (1 of 5) for Toyota Tacoma PreRunner 2012: 56 (pins 26 thru 29: not used) (pins 5 thru 7: not used) (power steering pump) power steering oil pressure switch (rear of cylinder head) eg (top of engine) fuel injector (transmission) electronically controlled transmission solenoid 4wd A/c amplifier (right side of dash) Ac1 Act Aidi Aip Canh Canl Ccs Computer data lines system Cruise control system E03 E04 E2g Efii Efio Els2 Engine control module (behind right side of dash) If1 Ii1 Ij1 Im1 Imi Imo Mass air flow meter (part of air intake assembly, next to air cleaner box) Me01 Nco+ Nco- Out Prg Psw Red Slt+ Slt- Slu+ Slu- Sp2+ Sp2- Spd Stp Tach Tha Tho1 Thw0 Transmission revolution sensor (turbine) (left side of transmission assembly) Transmissions system Transponder key ecu (left side of dash) Vehicle speed sensor (electronically controlled transmission) (transmission) Voltage inverter (left rear of vehicle compt) Vsv (purge) (left side of engine compt) 2.7L, Engine Performance Wiring Diagram (2 of 5) for Toyota Tacoma PreRunner 2012 List of elements for 2.7L, Engine Performance Wiring Diagram (2 of 5) for Toyota Tacoma PreRunner 2012: 34 (behind right side of dash) j/c 4 & 5 At3 Atd C10 C11 C12 C13 C14 C15 C16 C17 Combination meter Cpu Data link connector 3 (below left center of dash) Driver side j/b (left side of dash) E12 E15 H13 Hot in run or start Ia1 Ig1 fuse 10a Ih1 Ij1 Instrument panel j/b 1 (left side of dash) Instrument panel j/b 2 (right side of dash) J/c 1 (left kick panel) J/c 4 & 5 (behind right side of dash) Malfunction indicator lamp Nssd Park/ neutral position switch (transmission) Pnk Red Shift lock control ecu (under center console) Tac 2.7L, Engine Performance Wiring Diagram (3 of 5) for Toyota Tacoma PreRunner 2012 List of elements for 2.7L, Engine Performance Wiring Diagram (3 of 5) for Toyota Tacoma PreRunner 2012: 31 A-pump fuse 50a A/f heater fuse 15a A/f heater relay A10 A11 A13 A14 A15 A18 A30 A31 A33 Air injection control driver (right side of engine compt) Air pump (right front of engine compt) B10 Batt Bd (left rear frame rail) C/opn relay Ea (right front fender) Ea1 Eb (near battery) Efi 2 fuse 10a Efi fuse 20a Efi relay Engine room j/b (left side of engine compt) Engine room r/b (left front of engine compt) Fuel suction pump & gauge assembly (fuel tank) Hot at all times Ib1 Sip Siv 2.7L, Engine Performance Wiring Diagram (4 of 5) for Toyota Tacoma PreRunner 2012 List of elements for 2.7L, Engine Performance Wiring Diagram (4 of 5) for Toyota Tacoma PreRunner 2012: 41 (automatic transmission) a/t fluid temperature sensor (bracket, above brake pedal) stop lamp switch (left side of engine) knock control sensor (bank 1) A1a+ A1a- Acc Aip Air fuel ratio sensor (bank 1 sensor 1) (exhaust system, rear of engine) Air pressure sensor (right rear of engine) Air switching valve (right side of engine compt) B10 B11 C13 Driver side j/b (left side of dash) Ea1 Ef1 Eh (rear of cylinder head) Engine coolant temperature sensor (rear of engine) Engine room r/b (left front of engine compt) Etcs fuse 10a Gauge fuse 7.5a Ha1a Heated oxygen sensor (bank 1 sensor 2) (exhaust manifold, after catalytic converter) Hot at all times Hot w/ tail relay energized Ht1b I15 If1 Ign fuse 15a Ignition switch Instrument panel j/b 1 (left side of dash) J/c 12 (behind right side of dash) Lock Nca Off Ox1b Pnk Red Start Stop fuse 10a Tail fuse 10a 2.7L, Engine Performance Wiring Diagram (5 of 5) for Toyota Tacoma PreRunner 2012 List of elements for 2.7L, Engine Performance Wiring Diagram (5 of 5) for Toyota Tacoma PreRunner 2012: 81 (behind right side of dash) j/c 4 & 5 (rear of cylinder head) (rear of cylinder head) eh (top of cylinder head cover) +bm A12 A17 A18 A1a+ A1a- Accelerator position sensor (behind left side of dash) Airp Airv Alt Batt Camshaft position sensor (left side of engine) Camshaft timing oil control valve (left side of engine) Canister pressure sensor Canister pump module (under center of vehicle bed) Crankshaft position sensor (front of engine) E01 E02 Eh (rear of cylinder head) Eknk Els Engine control module (behind right side of dash) Epa Epa2 Ge01 Generator Gnd Ha1a Ht1b Ia1 Ib1 Id2 If1 Igf Igf1 Ignition coil 1 Ignition coil 2 Ignition coil 3 Ignition coil 4 Igsw Igt1 Igt2 Igt3 Igt4 Ih1 Instrument panel j/b 2 (right side of dash) J/c (behind right kick panel) J/c 12 (behind right side of dash) Knk1 Leak detection pump Mpmp Mrel Nca Ne+ Ne- Noise filter (ignition) (top of engine) Nsw Oc1+ Oc1- Ox1b Pnk Ppmp Red St1- Sta Starting/ charging system Thoc Throttle body assembly (left top of engine) Thw Vcp2 Vcpa Vent valve Vpa Vpa2 Vpmp Vta1 Vta2
4.0L 4.0L, Engine Performance Wiring Diagram (1 of 7) for Toyota Tacoma PreRunner 2012 List of elements for 4.0L, Engine Performance Wiring Diagram (1 of 7) for Toyota Tacoma PreRunner 2012: 71 (behind left side of dash) +b2 4wd A/f heater fuse 15a A/f heater relay A10 A11 A30 A31 A33 Ac1 Accelerator position sensor Act Aip Aip2 Air conditioning system Anti-theft system Batt Bd (left rear frame rail) C/opn relay Canh Canl Ccs Computer data lines system Cruise control system Driver side j/b (left side of dash) E13 E14 Ea (right front fender) Eb (near battery) Efi 2 fuse 10a Efi fuse 20a Efi relay Els Els2 Engine control module (behind right side of dash) Engine room j/b (left side of engine compt) Engine room r/b (left front of engine compt) Epa Epa2 F/ps Fpr Fuel pump relay Fuel pump resistor Fuel suction pump & gage assembly (fuel tank) Hot at all times Ia1 Ib1 Igsw Ih1 Im1 Imi Imo Instrument cluster system Instument cluster system Mpmp Mrel Red Spd St1- Sta Starting/charging system Stp Tach Thwo Transmissions system Vcp2 Vcpa Vpa Vpa2 Vpmp 4.0L, Engine Performance Wiring Diagram (2 of 7) for Toyota Tacoma PreRunner 2012 List of elements for 4.0L, Engine Performance Wiring Diagram (2 of 7) for Toyota Tacoma PreRunner 2012: 49 (behind right side of dash) j/c j5 (center of dash) diode (tail) (left rear of vehicle compt) voltage inverter (top of engine) A18 Acc B10 B11 C13 Canister pressure sensor Canister pump module (under center of vehicle bed) Data link connector 3 (below left center of dash) Driver side j/b (left side of dash) Ea1 Ee (right rear of engine compt) Fuel injector 1 Fuel injector 2 Fuel injector 3 Fuel injector 4 Fuel injector 5 Fuel injector 6 Gauge fuse 7.5a H13 Hot at all times Hot in on or start Hot w/ tail relay energized I15 Ib1 Ic (center of dash) Id2 If1 Ig1 fuse 10a Ig2 Ign fuse 15a Ignition switch Ih1 Instrument panel j/b 2 (right side of dash) J/c j4 & j5 (behind right side of dash) Leak detection pump Lock Off Out Pnk Red Start Tail fuse 10a Vent valve W/ hydraulic booster type W/ vacuum booster type 4.0L, Engine Performance Wiring Diagram (3 of 7) for Toyota Tacoma PreRunner 2012 List of elements for 4.0L, Engine Performance Wiring Diagram (3 of 7) for Toyota Tacoma PreRunner 2012: 47 (bracket, above brake pedal) stop lamp switch (left side of dash) instrument panel j/b 1 (right rear of engine compt) ee (right side of dash) instrument panel j/b 2 (w/ hydraulic booster type) stop lp ctrl relay A/pump fuse 50a Ai valve fuse 10a Ai valve relay Airv E01 E02 E03 E04 E05 E12 Ea1 Ef (left rear of engine compt) Engine control module (behind right side of dash) Engine room r/b (left front of engine compt) Etcs fuse 10a Ex1b Ex2b Ha1a Ha2a Hot at all times Ht1b Ht2b Ia3 If1 Me01 Ne+ Ne- Oc2+ Oc2- Ox1b Ox2b Pnk Red Stop fuse 10a Vcv1 Vcv2 Vv1+ Vv1- Vv2+ Vv2- W/ hydraulic booster type W/ vacuum booster type 4.0L, Engine Performance Wiring Diagram (4 of 7) for Toyota Tacoma PreRunner 2012 List of elements for 4.0L, Engine Performance Wiring Diagram (4 of 7) for Toyota Tacoma PreRunner 2012: 40 (behind right side of dash) j/c j12 (hydraulic booster type: left rear of engine compt) (vacuum booster type: right rear of engine compt) skid control ecu w/ actuator (rear of engine) (right rear of engine compt) ee (top of cylinder head cover) Crankshaft position sensor (front of engine) Ed (right rear of engine compt) Gnd Heated oxygen sensor (bank 1 sensor 2) (exhaust system, rear of engine) Heated oxygen sensor (bank 2 sensor 2) (rear of engine, in left bank of exhaust) Ht1b Ht2b If1 Igf Ignition coil 1 Ignition coil 2 Ignition coil 3 Ignition coil 4 Ignition coil 5 Ignition coil 6 Igt1 Igt2 Igt3 Igt4 Igt5 Igt6 Left camshaft timing oil control valve (top center of engine) Left vvt sensor (left front of engine) Nca Noise filter (ignition) Ox1b Ox2b Pnk Red Right vvt sensor (top right front of engine) Stpo Vvl+ Vvl- Vvr+ Vvr- 4.0L, Engine Performance Wiring Diagram (5 of 7) for Toyota Tacoma PreRunner 2012 List of elements for 4.0L, Engine Performance Wiring Diagram (5 of 7) for Toyota Tacoma PreRunner 2012: 21 A/t oil tempe- rature ind A13 A14 A15 A18 B10 C10 Combination meter Cpu Ee (right rear of engine compt) Engine coolant temperature sensor (top center of engine) Engine room j/b (left side of engine compt) Ih1 Ii1 Ij1 J/c j1 (left kick panel) J/c j12 (behind right side of dash) J/c j4 & j5 (behind right side of dash) Malfunction ind lamp Pnk Red 4.0L, Engine Performance Wiring Diagram (6 of 7) for Toyota Tacoma PreRunner 2012 List of elements for 4.0L, Engine Performance Wiring Diagram (6 of 7) for Toyota Tacoma PreRunner 2012: 42 (right side of dash) instrument panel j/b 2 (right side of engine compt) (under center console) shift lock control ecu +bl A10 A20 Aip Aip2 Air injection control driver Air pump (right front of engine compt) Air switching valve (bank 1) Air switching valve (bank 2) B11 B12 Bat C11 C14 E11 E14 E15 E22 E2g Ea (right front fender) Ea1 Ee2 Gnd Gndl Ih1 Knock control sensor (bank 1) (top front of engine) Knock control sensor (bank 2) (top front of engine) Mass air flow meter (part of air intake assembly, next to air cleaner box) Nca Park/neutral position switch (transmission) Pnk Red Sip Siv Starting/ charging system Tha Vc2 Vsv (acis) (rear top center of engine) Vsv (purge) (left side of engine compt) 4.0L, Engine Performance Wiring Diagram (7 of 7) for Toyota Tacoma PreRunner 2012 List of elements for 4.0L, Engine Performance Wiring Diagram (7 of 7) for Toyota Tacoma PreRunner 2012: 71 (exhaust system, rear of engine) air fuel ratio sensor (bank 1 sensor 1) (front top of engine) throttle body assembly (left side of engine compt) engine room j/b (right rear of engine compt) ee (right rear of engine) air fuel ratio sensor (bank 2 sensor 1) (right rear of transmission assembly) transmission revolution sensor (electronically controlled transmission) +bm A1a+ A1a- A2a+ A2a- Acis Aidi Airi Airp E10 E11 E2g Ea1 Ekn2 Eknk Electronically controlled transmission solenoid (transmission) Engine control module (behind right side of dash) Eta Etha Ethw Ge01 Ha1a Ha2a If1 Igf1 Igt1 Igt2 Igt3 Igt4 Igt5 Igt6 Knk1 Knk2 Nca Nsw Nt+ Nt- Oc1+ Oc1- Pnk Power steering oil pressure switch (power steering pump) Ppmp Prg Psw Red Right camshaft timing oil control valve (top center of engine) Sl1+ Sl1- Sl2+ Sl2- Slt+ Slt- Slu+ Slu- Sp2+ Sp2- Starting/charging system Th01 Th02 Tha Thw Transmission revolution sensor (turbine) (left side of transmission assembly) Vcta Vta1 Vta2
EXTERIOR LIGHTS Backup Lamps Wiring Diagram for Toyota Tacoma PreRunner 2012 List of elements for Backup Lamps Wiring Diagram for Toyota Tacoma PreRunner 2012: 43 A/t B/up B11 Backup lamp Backup lamp relay (behind right side of dash) Backup lamp switch (right side of transmission) Bd (left rear frame rail) Be1 Bkup lp fuse 10a C10 C17 Combination meter Driver side j/b (left side of dash) Engine control module (2.7l) (behind right side of dash) Engine control module (4.0l) (behind right side of dash) Except jbl Except tmmtx made H11 H13 Hot in on or start Id2 Ig1 fuse 10a Ih1 In1 In2 Inner rear view mirror Instrument panel j/b 2 (right side of dash) Ip1 J/c 13 (behind right kick panel) Jbl Left rear combin- -ation lamp M/t Park/ neutral position switch (transmission) Pnk R15 Radio & display receiver assembly (separate type amplifier & a/t) Red Rev Right rear combin- -ation lamp Tmmtx made Trailer socket (left kick panel) W/ trailer tow W/o trailer tow Exterior Lamps Wiring Diagram, with Trailer Tow (1 of 4) for Toyota Tacoma PreRunner 2012 List of elements for Exterior Lamps Wiring Diagram, with Trailer Tow (1 of 4) for Toyota Tacoma PreRunner 2012: 59 (hydraulic booster type: left rear of engine compt) (vacuum booster type: right rear of engine compt) skid control ecu w/ actuator Bd (left rear frame rail) Be2 Body ecu Bulb type C11 C15 C16 Cruise control system D10 D13 Dcty Driver side j/b (left side of dash) Drl Ecu-b fuse 7.5a Ecub Engine room r/b (left front of engine compt) Gnd H18 Haz Hot at all times Hot in on or start I10 Ia3 Ig1 2 fuse 10a Ig1 fuse 10a Instrument panel j/b 2 (right side of dash) Interior lights system J/b fuse 50a J/c 1 (left kick panel) J15 J19 Led type Left license plate lamp Left rear combination lamp Pcty Pnk Rcty Red Right license plate lamp Right rear combination lamp Side marker Stop Stop fuse 10a Stop lamp switch (bracket, above brake pedal) Stop lp ctrl relay Stp Stp2 Stpo Tail Tail fuse 10a Tail relay Tail/side marker Tail/stop To driver side j/b (diagram 3 of 4) Trly Turn W/ hydraulic booster type W/ vacuum booster type Exterior Lamps Wiring Diagram, with Trailer Tow (2 of 4) for Toyota Tacoma PreRunner 2012 List of elements for Exterior Lamps Wiring Diagram, with Trailer Tow (2 of 4) for Toyota Tacoma PreRunner 2012: 36 (behind right side of dash) (except usa) j/c 4 (behind right side of dash) engine control module (under center console) shift lock control ecu 2.7l 4.0l Access cab B13 Ba (under driver's seat) C18 Center stop lamp Combination meter D11 Double cab Driver side j/b (left side of dash) E14 Ground distribution system H18 I11 I12 Ia3 Ic1 Ic7 Ik4 Instrument panel j/b 1 (left side of dash) Ir1 J/c 1 (left kick panel) J/c 2 (behind left side of dash) J/c j13 (behind right kick panel) Left outer mirror turn view mirror (if equipped) Left turn ind Pnk Right outer mirror view mirror (if equipped) Right turn ind Stp Tail ind Turn Exterior Lamps Wiring Diagram, with Trailer Tow (3 of 4) for Toyota Tacoma PreRunner 2012 List of elements for Exterior Lamps Wiring Diagram, with Trailer Tow (3 of 4) for Toyota Tacoma PreRunner 2012: 40 C11 Combination switch Driver side j/b (left side of dash) Drl Engine room r/b (left front of engine compt) From body ecu (diagram 1 of 4) Haz Hazard switch Hazard warning signal switch assembly Head Hot at all times Hot in on or start I20 Ic (center of dash) Ig1 fuse 10a Ij1 Ir1 J/c 13 (behind right kick panel) J/c 4 & 5 (behind right side of dash) J11 J18 Left Light control switch Ltot Ltrn M10 M11 Off Pnk Red Right Rtot Rtrn Stin Tail Towing fuse 30a Trn-haz fuse 15a Turn signal flasher (left side of dash) Turn switch W/ drl Exterior Lamps Wiring Diagram, with Trailer Tow (4 of 4) for Toyota Tacoma PreRunner 2012 List of elements for Exterior Lamps Wiring Diagram, with Trailer Tow (4 of 4) for Toyota Tacoma PreRunner 2012: 47 A33 A34 A35 A37 B/up Backup lamps circuit Batt Batt chg fuse 30a Batt chg relay Bd (left rear frame rail) Be1 Brk C13 C14 Driver side j/b (left side of dash) Ea (right front fender) Eb (near battery) Engine room j/b (left side of engine compt) Engine room r/b (left front of engine compt) Gnd H10 H11 Hot at all times Hot in on or start Ia4 Ib1 Id2 Ig1 2 fuse 10a Instrument panel j/b 1 (left side of dash) Ir1 J/c 1 (left kick panel) J/c j20 (left side of dash) Left headlight assembly Marker Parking Red Right headlight assembly Stop Sttl sttl Sttr Tail Towing brake controller (left side of dash) Towing brk fuse 30a Towing tail fuse 30a Towing tail relay Trailer socket (if equipped) (left kick panel) Turn Exterior Lamps Wiring Diagram, without Trailer Tow (1 of 3) for Toyota Tacoma PreRunner 2012 List of elements for Exterior Lamps Wiring Diagram, without Trailer Tow (1 of 3) for Toyota Tacoma PreRunner 2012: 61 (behind right side of dash) engine control module (under center console) shift lock control ecu 2.7l 4.0l B13 Bd (left rear frame rail) Bulb type C11 C15 C16 Cruise control system D10 D13 Dcty Driver side j/b (left side of dash) E14 Ecu-b fuse 7.5a Ecub Engine room r/b (left front of engine compt) Gnd H18 Haz Hot at all times Hot in on or start Ia3 Ig1 2 fuse 10a Ig1 fuse 10a Instrument panel j/b 1 (left side of dash) Instrument panel j/b 2 (right side of dash) Interior lights system J/b fuse 50a J/c 1 (left kick panel) J15 Led type Left license plate lamp Left rear combination lamp Pcty Pnk Rcty Red Right license plate lamp Right rear combination lamp Side marker Skid control ecu w/ actuator (hydraulic booster type: left rear of engine compt) (vacuum booster type: right rear of engine compt) Stop Stop fuse 10a Stop lamp switch (above brake pedal bracket) Stop lp ctrl relay (w/ hydraulic booster type) Stp Stp2 Stpo Tail body ecu Tail fuse 10a Tail relay Tail/side marker Tail/stop To flash relay (diagram 2 of 3) Trly Turn W/ hydraulic booster type W/ vacuum booster type Exterior Lamps Wiring Diagram, without Trailer Tow (2 of 3) for Toyota Tacoma PreRunner 2012 List of elements for Exterior Lamps Wiring Diagram, without Trailer Tow (2 of 3) for Toyota Tacoma PreRunner 2012: 39 (left side of dash) driver side j/b Access cab Ba (under driver's seat) C18 Center stop lamp Combination meter D11 Double cab Ehw Engine room r/b (left front of engine compt) Flash relay From body ecu (diagram 1 of 3) Gnd Ground distribution system H18 Hot at all times Hot in on or start I11 I12 Ia3 Ic1 Ic7 Ig1 fuse 10a Ik4 J/c 1 (left kick panel) J/c 4 (except usa) (behind right side of dash) J/c j13 (behind right kick panel) J/c j4 & j5 (behind right side of dash) J11 J18 Left outer mirror turn view mirror (if equipped) Left turn ind Pnk Right outer mirror view mirror (if equipped) Right turn ind Short pin Tail ind Trn-haz fuse 15a Turn Exterior Lamps Wiring Diagram, without Trailer Tow (3 of 3) for Toyota Tacoma PreRunner 2012 List of elements for Exterior Lamps Wiring Diagram, without Trailer Tow (3 of 3) for Toyota Tacoma PreRunner 2012: 28 A33 A35 A37 C11 Combination switch Ea (right front fender) Eb (near battery) Engine room j/b (left side of engine compt) H10 H11 Hazard switch Hazard warning signal switch assembly Head Ic (center of dash) Ij1 J/c 13 (behind right kick panel) J/c j20 (left side of dash) J/c j4 & j5 (behind right side of dash) Left Left headlight turn assembly Light control switch Marker Off Parking Right Right headlight turn assembly Tail Turn signal switch
GROUND DISTRIBUTION Ground Distribution Wiring Diagram (1 of 4) for Toyota Tacoma PreRunner 2012 List of elements for Ground Distribution Wiring Diagram (1 of 4) for Toyota Tacoma PreRunner 2012: 45 (4wd) (4wd position) transfer indicator switch (4wd) (l4 position) transfer indicator switch (4wd) add actuator assembly (4wd) transfer shift actuator assembly (w/ cruise control) spiral cable 2.7l 4.0l A17 A18 A19 Air fuel ratio sensor (bank 1 sensor 1) shield Air fuel ratio sensor (bank 2 sensor 1) shield Air switching valve Air switching valve (bank 1) Air switching valve (bank 2) Camshaft position sensor shield Canister pump module Crank- shaft position sensor shield Crankshaft position sensor shield Data link connector 3 E11 E12 Ec1 Ee (4.0l) (right rear of engine compt) Ef (4.0l) (left rear of engine compt) Eg (2.7l) (rear of cylinder head) Eh (2.7l) (rear of cylinder head) Engine control module From instrument panel j/b 2 (diagram 1 of 4) Heated oxygen sensor (bank 1 sensor 2) shield Heated oxygen sensor (bank 2 sensor 2) shield Id2 Ignition coil 1 Ignition coil 2 Ignition coil 3 Ignition coil 4 Ignition coil 5 Ignition coil 6 Instrument panel j/b 2 (right side of dash) Junction connector (behind right side of dash) Knock control sensor (bank 1) shield Knock control sensor (bank 2) shield Nca Noise filter (ignition) To ground ee (diagram 1 of 4) Ground Distribution Wiring Diagram (2 of 4) for Toyota Tacoma PreRunner 2012 List of elements for Ground Distribution Wiring Diagram (2 of 4) for Toyota Tacoma PreRunner 2012: 63 (120v) rear power point socket assembly (120v) voltage inverter (2.7l) engine control module (2wd) (4wd) (access cab) right rear lower side door courtesy switch (access cab) right rear upper side door courtesy switch (if equipped) downhill assist control switch (w/ bench seat) (w/ built-in type amplifier) radio receiver assembly (w/ built-in type amplifier) speaker (woofer) (w/ separate seat) (w/ separate type amplifier) radio & display receiver assembly (w/ separate type amplifier) stereo component amplifier 4.0l 4wd control ecu A/c amplifier A/c control assembly A15 A21 A33 Access cab Access cab w/ speaker (woofer) Air bag sensor assembly center Backup lamp relay Bb (under front passenger's seat) Bc (under front passenger's seat) Bc2 Bf (right "c" pillar) Bg1 Bh1 Bj2 Blower resistor Damper servo motor (air mix) Damper servo motor (air vent mode) Door control receiver Door lock control switch Double cab Ed (4.0l) (right rear of engine compt) F12 Front passenger's side door lock assembly Hazard warning signal switch assembly Ib (center of dash) Ic1 Ic7 Id (under front of center console) Ie (right kick panel) Ik3 Ik4 Il1 Junction connector Junction connector (behind right kick panel) Junction connector 4 & 5 (behind right side of dash) Left outer rear view mirror Noise filter (ignition) Occupant classification ecu R16 Right outer rear view mirror S24 Steering sensor Traction control switch W/ drl W/ outer rear view mirror side turn signal light Ground Distribution Wiring Diagram (3 of 4) for Toyota Tacoma PreRunner 2012 List of elements for Ground Distribution Wiring Diagram (3 of 4) for Toyota Tacoma PreRunner 2012: 72 (12v) acc skt relay (12v) front power out let socket 1 (power point socket assembly) (12v) front power out let socket 2 (power point socket assembly) (access cab) left rear lower side door courtesy switch (access cab) left rear upper side door courtesy switch (double & access cab) map lamp (if equipped) towing brake controller (if equipped) trailer socket A21 Access cab Air bag sensor assembly center Ba (under driver's seat) Bd (left rear frame rail) Bd1 Be (left "b" pillar) Be1 Be2 Bf1 Bi2 Body ecu C13 Center room lamp Center stop lamp Combination meter Combination switch Data link connector Differential lock shift actuator assembly Double cab Driver side j/b (left side of dash) Driver's side door lock assembly Driver's side front seat inner belt E11 E12 E13 Except tmmtx made F10 F11 Flash relay Fuel suction pump & gauge assembly H18 H19 Ia (left kick panel) Ic1 Ic6 Ic7 Inner rear view mirror Ip1 Junction connector 1 Left license plate lamp Left rear combination lamp Left vanity light (left visor assembly) O11 O12 O13 Outer mirror switch P/w relay Power window master switch Rear differential transfer indicator switch Rheostat Right license plate lamp Right rear combination lamp Right vanity light (right visor assembly) Tire pressure warning ecu Tmmtx made To ground ic (diagram 4 of 4) Turn signal flasher Unlock warning switch W/ bench seat W/ drl W/ trailer towing W/ vanity light Yaw rate sensor Ground Distribution Wiring Diagram (4 of 4) for Toyota Tacoma PreRunner 2012 List of elements for Ground Distribution Wiring Diagram (4 of 4) for Toyota Tacoma PreRunner 2012: 58 (2.7l) (4.0l) (4.0l) engine control module (4wd m/t) clutch start cancel switch (4wd w/ vacuum booster type) skid control ecu w/ actuator (a/t) key interlock solenoid (a/t) shift lock control ecu (if equipped) 4wd control switch (w/ hydraulic booster type) skid control ecu w/ actuator (w/ hydraulic booster type) traction control switch (w/o door lock control) body ecu 2.7l A/f heater relay A26 A29 A30 A31 A33 A34 A35 A36 A37 A38 A39 Air injection control driver Air pump Batt chg relay Brake fluid level warning switch C11 Combination switch Curtain airbag cut off switch E13 Ea (right front fender) Eb (near battery) Efi relay Engine room j/b (left side of engine compt) Engine room r/b (left front of engine compt) Fog lamp switch From unlock warning switch (diagram 3 of 4) H10 H11 Heater relay Ia3 Ic (center of dash) Junction connector j4 & j5 (behind right side of dash) Left front fog lamp Left headlight assembly Pressure switch Right front fog lamp Right headlight assembly Skid control ecu w/ actuator Sta relay Tire pressure warning reset switch Transponder key ecu W/ hydraulic booster type W/ vacuum booster type Windshield wiper motor Wireless door lock buzzer
HEADLIGHTS Headlights Wiring Diagram (1 of 2) for Toyota Tacoma PreRunner 2012 List of elements for Headlights Wiring Diagram (1 of 2) for Toyota Tacoma PreRunner 2012: 76 (a/t) (left side of engine compt) engine room j/b (m/t) A19 A20 A21 A22 A33 A38 Altb Battery Body ecu C10 C11 C15 C16 Combination meter Combination switch D11 Dcty Dim Dim relay Dimmer switch Dr lck fuse 20a Driver side j/b (left side of dash) Drl Ea (right front fender) Eb (near battery) Ecu-b fuse 7.5a Ecub Engine room j/b (left side of engine compt) Engine room r/b (left front of engine compt) Exterior lights system Flash Fr fog fuse 15a Gnd Ground distribution system H18 Head Head hi lh fuse 10a Head hi rh fuse 10a Head ind (usa) Head lo lh fuse 10a Head lo rh fuse 10a Head relay Headlight assembly High High beam ind Hot at all times Hot in on or start Hrly I20 Ia1 Ic (center of dash) Ig1 2 fuse 10a Ij1 Instrument panel j/b 1 (left side of dash) Interior lights system J/c 1 (left kick panel) J/c 4 & 5 (behind right side of dash) J15 Light control switch Low M10 Off Parking brake switch (base of park brake lever) Pcty Pkb Pnk Rcty Red Starting/charging system Tail Trly Turn signal flasher (w/ daytime running light) (left side of dash) Usa Headlights Wiring Diagram (2 of 2) for Toyota Tacoma PreRunner 2012 List of elements for Headlights Wiring Diagram (2 of 2) for Toyota Tacoma PreRunner 2012: 18 A23 A24 A25 A33 A36 Dash) Ea (right front fender) Eb (near battery) Engine room j/b (left side of engine compt) Engine room r/b 2 (left front of engine compt) Fog lamp switch Fr fog relay Ia1 Ic (center of dash) Interior lights system J/c 4 & 5 (behind right side of j5 Left front fog lamp Right front fog lamp
HORN Horn Wiring Diagram for Toyota Tacoma PreRunner 2012 List of elements for Horn Wiring Diagram for Toyota Tacoma PreRunner 2012: 13 (left side of dash) driver side j/b Body ecu (driver side j/b) C10 Engine room r/b (left front of engine compt) High horn (w/ double horn) (2.7l: right front of engine compt) (4.0l: front of engine compt, behind grille) Horn Horn fuse 10a Horn relay Horn switch Hot at all times I22 Low horn (2.7l: right front of engine compt) (4.0l: above front bumper, behind front grille) Spiral cable (behind left side of dash)
INSTRUMENT CLUSTER Clock Wiring Diagram for Toyota Tacoma PreRunner 2012 List of elements for Clock Wiring Diagram for Toyota Tacoma PreRunner 2012: 15 Acc Acc fuse 7.5a Bb (under front passenger's seat) Clock Dome fuse 7.5a Driver side j/b (left side of dash) Engine room r/b (left front of engine compt) Hazard warning signal switch assembly Hot at all times Hot in on or acc Hot w/ tail relay energized Ill+ J/c 4 & 5 (behind right side of dash) J20 Tail fuse 10a Instrument Cluster Wiring Diagram (2 of 2) for Toyota Tacoma PreRunner 2012 List of elements for Instrument Cluster Wiring Diagram (2 of 2) for Toyota Tacoma PreRunner 2012: 43 (a/t) (m/t) Access cab Acty B16 Be (left "b" pillar) Bf (right "c" pillar) Bf1 Bg1 Body ecu Brake fluid level warning switch (brake fluid reservoir) D11 Dcty Double cab Driver side j/b (left side of dash) Driver's side door courtesy switch Eb (near battery) Front passenger's side door courtesy switch Ia1 Ii1 Il1 Instrument panel j/b 1 (left side of dash) J15 Lbl Left rear door courtesy switch Left rear lower side door courtesy switch Left rear upper side door courtesy switch Parking brake switch (base of park brake lever) Pcty Pkb R15 R17 Radio & display receiver assembly Rcty Right rear door courtesy switch Right rear lower side door courtesy switch Right rear upper side door courtesy switch Skid control ecu w/ actuator (hydraulic booster type: left rear of engine compt) (vacuum booster type: right rear of engine compt) Sp1 Spd W/ hydraulic booster type W/ separate type amplifier W/ vacuum booster type
INTERIOR LIGHTS Courtesy Lamps Wiring Diagram (1 of 2) for Toyota Tacoma PreRunner 2012 List of elements for Courtesy Lamps Wiring Diagram (1 of 2) for Toyota Tacoma PreRunner 2012: 60 (behind right kick panel) j/c 13 (behind right kick panel) j/c 14 Access cab Acty Altb Ba (under driver's seat) Bd (left rear frame rail) Be (left "b" pillar) Bf1 Bg1 Body ecu (driver side j/b) C16 Dcty Dome fuse 7.5a Double cab Dr lck fuse 20a Driver side door lock assembly Driver side j/b (left side of dash) Driver's side door courtesy switch E11 E12 Ecu-b fuse 7.5a Ecub Engine room r/b (left front of engine compt) Except tmmtx made F10 F11 Front passenger's side door courtesy switch Front passenger's side door lock assembly Gauge fuse 7.5a Gnd Ground distribution system H18 Hot at all times Hot in on or start Ic (center of dash) Ic6 Ig1 2 fuse 10a Ii1 Ik3 Il1 Ile Ip1 J/c 1 (left kick panel) J/c 4 & 5 (behind right side of dash) J15 K13 Left rear door courtesy switch Lswd Lswp O11 O12 Pcty Pnk Rcty Red Right rear door courtesy switch Tmmtx made W/ door lock control W/o door lock control Courtesy Lamps Wiring Diagram (2 of 2) for Toyota Tacoma PreRunner 2012 List of elements for Courtesy Lamps Wiring Diagram (2 of 2) for Toyota Tacoma PreRunner 2012: 23 Be (left "b" pillar) Bf (right "c" pillar) Center room lamp Combination meter Door Door ind Except tmmtx made w/ vanity lamp Except tmmtx made w/o vanity lamp Ip1 Lamp Left rear door lower side courtesy switch Left rear door upper side courtesy switch Left vanity light (left visor assembly) Map lamp (except regular cab) Off Pnk Red Right rear door lower side courtesy switch Right rear door upper side courtesy switch Right vanity light (right visor assembly) Tmmtx made W/ vanity W/o vanity lamp Instrument Illumination Wiring Diagram for Toyota Tacoma PreRunner 2012 List of elements for Instrument Illumination Wiring Diagram for Toyota Tacoma PreRunner 2012: 56 A/c control assembly A/t shift lever illumi- nation A33 Body ecu C11 C13 C14 Combination meter Combination switch head Cpu Curtain air bag cut off switch (4wd) Differ- ential lock switch Downhill assist control switch (if equipped) Driver side j/b (left side of dash) Engine room r/b (left front of engine compt) Except regular cab Fog lamp switch Gnd Ground distribution system Hazard warning signal switch assembly Hot at all times Hot in on or start Ic (center of dash) Id (under front of center console) Ig1 2 fuse 10a Ij1 Ill+ Ill- Instrument panel j/b 1 (left side of dash) J/b fuse 50a J/c 1 (left kick panel) J/c 2 (behind left side of dash) J/c 3 (behind left side of dash) J/c 4 & 5 (behind right side of dash) J/c j17 & j16 J16 J17 J19 Light control switch Off R15 R16 Radio receiver assembly (w/ built-in type amplifier) radio & display receiver assembly (w/ seperate type amplifier) Regular cab Rheostat Spiral cable (behind left side of dash) Steering pad switch Swg Tail Tail fuse 10a Tail relay Traction control switch Traction control switch (hydraulic booster type) Trly W/ built-in type amplifier W/ separate type amplifier
NAVIGATION Navigation Wiring Diagram (1 of 4) for Toyota Tacoma PreRunner 2012 List of elements for Navigation Wiring Diagram (1 of 4) for Toyota Tacoma PreRunner 2012: 47 (tailgate) television camera assembly (transmission) park/neutral position switch Acc Agnd Antenna Avc+ Avc- B16 Bn1 Ca+ Cb+ Cgnd Cv+ Cv- E15 E16 Extension module (right side of dash) Gps antenna Hsyn Id1 Ih1 Instrument panel j/b 1 (left side of dash) Instrument panel j/b 2 (right side of dash) Mic+ Mic- Mute Nca Parking brake switch (base of park brake lever) Pkb Pnk R17 R19 R20 Radio & display receiver assembly Red Sdars antenna Shd1 Shd2 Shd3 Spd V-b V-g V-r Vol+ Vol- Vshd Vsyn Navigation Wiring Diagram (2 of 4) for Toyota Tacoma PreRunner 2012 List of elements for Navigation Wiring Diagram (2 of 4) for Toyota Tacoma PreRunner 2012: 36 A10 Anti-lock brakes system B10 C16 Combination meter Cpu Driver side j/b (left side of dash) E13 Ecu-b fuse 7.5a Engine room r/b (left front of engine compt) Hot at all times Ia1 Ia4 Il3 Instrument panel j/b 1 (left side of dash) Instrument panel j/b 2 (right side of dash) Iq1 J/c 1 (left kick panel) K13 Left steering pad switch Mode Nca Off hook On hook Pnk Radio 1 fuse 10a Radio 2 fuse 30a Red Right steering pad switch Seek+ Seek- Spiral cable (behind left side of dash) Stereo jack adapter Voice Vol+ Vol- Navigation Wiring Diagram (3 of 4) for Toyota Tacoma PreRunner 2012 List of elements for Navigation Wiring Diagram (3 of 4) for Toyota Tacoma PreRunner 2012: 48 (under front of center console) id +b1 Acc1 Adpg Agnd Except tmmtx made Gnd1 Ic4 Ik4 Il3 Ill+ Ill- In1 In2 Interior lights system Ip2 Ivo+ Ivo- Left front door speaker Macc Mco+ Mco- Min+ Min- Mut1 Nca Pnk R15 R16 Radio & display receiver assembly Red Rev Right front door speaker Sgnd Sld Sld1 Sns2 Spd Sw1 Sw2 Swg Telephone microphone assembly Tmmtx made Tx2+ Tx2- Va- Val+ Var+ Navigation Wiring Diagram (4 of 4) for Toyota Tacoma PreRunner 2012 List of elements for Navigation Wiring Diagram (4 of 4) for Toyota Tacoma PreRunner 2012: 58 +b2 Acc Acc fuse 7.5a Ba1 Bb (under front passenger's seat) Bb1 Driver side j/b (left side of dash) Fl+ Fl- Fr+ Fr- Gauge fuse 7.5a Gnd H13 Hot in on or acc Hot in on or start Ic4 Ie2 Ig1 fuse 10a Ik4 Il3 Il4 Instrument panel j/b 2 (right side of dash) Int+ Int- J/c 17 J/c 4 & 5 Left rear door speaker Left tweeter speaker Mute Nca Pnk Red Right rear door speaker Right tweeter speaker Rl+ Rl- Rr+ Rr- S23 S24 S31 Sgnd Spd Stereo component amplifier (near right "c" pillar) Twl+ Twl- Twr+ Twr- Tx+ Tx- Wf+ Wf- Wfl+ Wfl- Wfr+ Wfr- Woofer speaker Rear View Camera Wiring Diagram for Toyota Tacoma PreRunner 2012 List of elements for Rear View Camera Wiring Diagram for Toyota Tacoma PreRunner 2012: 39 (left side of dash) driver side j/b A/t Air conditioning system Backup lamp switch (right side of transmission) Bd (left rear frame rail) Bn1 C16 Cb+ Cgnd Cv+ Cv- Driver side j/b (left side of dash) E13 Ecu-b fuse 7.5a Engine room r/b (left front of engine compt) Except tmmtx made H13 Hot at all times Hot in on or start Ig1 2 fuse 10a Ig1 fuse 10a Ih1 In1 In2 Inner rear view mirror Instrument panel j/b 2 (right side of dash) Io1 Io2 Ip1 M/t Nca O13 Park/ neutral position switch (transmission) Pnk Red Rev Television camera (tailgate) Temp Tmmtx made
POWER DISTRIBUTION Power Distribution Wiring Diagram (1 of 3) for Toyota Tacoma PreRunner 2012 List of elements for Power Distribution Wiring Diagram (1 of 3) for Toyota Tacoma PreRunner 2012: 60 (left front of engine compt) engine room r/b (w/o trailer towing) (w/ trailer towing) A/c amplifier, combination meter, transponder key ecu, steering sensor occupant classification ecu (w/ separate seat), door control receiver, body ecu & inner rear view mirror A/f heater fuse 15a A/f heater relay A/pump fuse 50a Abs 1 fuse 50a Abs 2 fuse 30a Ac skt fuse 100a Ai valve fuse (4.0l) 10a Ai valve relay Air injection control driver Alt fuse 120a 140a Alt-s fuse 7.5a Am1 fuse 50a Am2 fuse 30a Batt chg fuse 30a Batt chg relay Battery Data link connector Dome fuse 7.5a Ecu-b fuse 7.5a Efi fuse 20a Efi relay & engine control module Engine control module Engine room j/b (left side of engine compt) Etcs fuse 10a Fr fog fuse 15a Fr fog relay Generator Head relay Heater fuse 50a Heater relay Horn fuse 10a Horn relay J/b fuse 50a Left vanity light (left visor assembly) (if equipped) right vanity light (right visor assembly) (if equipped) center room lamp, map lamp & hazard warning signal switch assembly Obd fuse 7.5a Radio 1 fuse 10a Radio 2 fuse 30a Radio receiver assembly & (w/ built-in type amplifier) radio & display receiver assembly (w/ separate type amplifier) Red Short pin Skid control ecu w/ actuator Starter Stereo component amplifier (w/ separate type amplifier) speaker (woofer) (w/ built-in type amplifier & access cab) Stop fuse 10a Stop lamp switch & stop lamp control relay To ac skt relay (diagram 3 of 3) To driver side j/b (diagram 3 of 3) To ignition switch (diagram 2 of 3) Towing brake controller Towing brk fuse 30a Towing fuse 30a Towing tail fuse 30a Towing tail relay Trn-haz fuse 15a Turn signal flasher (w/ drl & trailer towing) flash relay (w/o drl & trailer towing) Turn signal flasher (w/ drl) W/ hydraulic booster type Power Distribution Wiring Diagram (2 of 3) for Toyota Tacoma PreRunner 2012 List of elements for Power Distribution Wiring Diagram (2 of 3) for Toyota Tacoma PreRunner 2012: 85 (right side of dash) instrument panel j/b 2 2.7l a/t 4.0l a/t 4wd control ecu 4wd fuse 20a 4wd m/t A/t A11 Acc Acc fuse 7.5a Am1 Am2 B10 B11 B18 Backup lamp relay Backup lamp switch (m/t) & park/neutral position switch (a/t) Bkup lp fuse 10a Body ecu C/opn relay C13 C14 C17 Center air bag sensor assembly Clutch start cancel switch (4wd) Clutch start diode (m/t) Combination meter Combination switch Driver side j/b (left side of dash) Engine control module Engine room j/b (left side of engine compt) Engine room r/b (left front of engine compt) Except tmmtx made Flash relay (w/o drl & trailer towing) From am1 fuse (diagram 1 of 3) From am2 fuse (diagram 1 of 3) Fuel injectors Gauge fuse 7.5a H11 H13 H15 H17 H20 Hazard warning signal switch assembly I13 I15 Ig1 Ig1 2 fuse 10a Ig1 fuse 10a Ig2 Ign fuse 15a Ignition coils & noise filter (ignition) Ignition switch Inner rear view mirror J10 J16 J20 Lock M/t Occupant classification ecu Off Outer mirror switch Park/ neutral position switch (a/t) Pnk Shift lock control ecu Shift lock control ecu, hazard warning signal switch assembly, generator (2.7l), air mix damper servo motor, a/c control assembly, air vent damper servo motor, a/c amplifier, stop lp ctrl relay & (w/ hydraulic booster, vacuum booster type & trailer towing) radio & display receiver assembly (w/ separate amplifier) Skid control ecu w/ actuator (w/ hydraulic booster type) Skid control ecu w/ actuator (w/o rear differential lock) St1 St2 Sta fuse 7.5a Sta relay Start Stereo component amplifier (w/ separate type amplifier), radio type receiver assembly (w/ built-in type amplifier) speaker (woofer) & (w/ built-in type amplifier access cab) radio & display receiver assembly (w/ separate amplifier) Stop lamp switch Tmmtx made To acc skt relay (diagram 3 of 3) To instrument panel j/b 1 (diagram 3 of 3) To voltage inverter (diagram 3 of 3) Transponder key ecu Turn signal flasher (w/ drl & trailer towing) Windshield washer motor Windshield wiper motor Wip fuse 30a Wsh fuse 10a Power Distribution Wiring Diagram (3 of 3) for Toyota Tacoma PreRunner 2012 List of elements for Power Distribution Wiring Diagram (3 of 3) for Toyota Tacoma PreRunner 2012: 86 (2.7l) (4.0l) (a/t) (m/t) 400w A11 A12 A13 Ac skt relay Ac1 Ac2 Acc skt relay Acc1 Acc2 Altb B15 Batt chg relay (w/ trailer towing) Bc (under front passenger's seat) Bc1 Bc2 Body ecu C11 C13 C14 Cccl Clutch start cancel switch (4wd m/t) Combination meter engine control module, (2.7l) hazard warning signal switch assembly, radio receiver assembly, (w/ built-in type amplifier) radio & display receiver assembly (w/ separate type amplifier) a/t shift lever illumination, a/c control assembly & tail diode (4.0l) Cruise control clutch switch (m/t) Cruise control system D10 Differential lock switch Dr lck fuse 20a Driver side j/b (left side of dash) E13 Ed1 Ed2 Els2 Engine control module Engine room r/b 2 (left front of engine compt) From ac skt fuse (diagram 1 of 3) From acc fuse (diagram 2 of 3) From ig1 2 fuse (diagram 2 of 3) From instrument panel j/b (diagram 2 of 3) From j/b fuse (diagram 1 of 3) Front power out let socket 2 power point socket assembly (12v) Front power point socket 1 power point socket assembly (12v) Generator (4.0l) Gnd H18 Heater relay Ia4 Im1 Ind Instrument cluster system Instrument panel j/b 1 (left side of dash) J19 Junction connector j1 (left kick panel) K11 Left headlight assembly Left rear combination lamp, right rear combination lamp, left license plate lamp & right license plate lamp Mg clt relay Nsw Out P/t P/w relay Pgnd Power ind+ outlet main switch (115v) ind- Pwr outlet fuse 15a Rear power point socket assembly (120v) Red Redr Rheostat Right headlight assembly Skid control ecu w/ actuator Spd Spiral cable, rheostat, fog lamp switch, traction control switch, downhill assist control switch, (if equipped) differential lock switch, towing brake connector & curtain air bag cutoff switch (4wd) Steering sensor Tail fuse 10a Tail relay Tire pressure warning ecu Towing tail relay Trly Voltage inverter (left rear of vehicle compt) W/ trailer towing W/o trailer towing Yaw rate sensor
POWER DOOR LOCKS Power Door Locks Wiring Diagram, with Keyless Entry (1 of 2) for Toyota Tacoma PreRunner 2012 List of elements for Power Door Locks Wiring Diagram, with Keyless Entry (1 of 2) for Toyota Tacoma PreRunner 2012: 45 Access cab Act+ Act- Actd Altb Ba1 Bb1 Body ecu Buzzer Bzr Detection switch Double cab Dr lck fuse 20a Driver side j/b (left side of dash) Driver's side door lock assembly Eb (near battery) Front passenger's side door lock assembly Gnd H18 H22 H23 H24 Hot at all times Hot in run or start Ia1 Ic (center of dash) Ic1 Ic6 Ic7 Ig1 2 fuse 10a Ik3 Ik4 Il2 J/c 1 (left kick panel) J/c 13 (behind right kick panel) J/c 14 (behind right kick panel) K10 Ksw Left rear door lock assembly (double cab) Lswd Lswp Red Right rear door lock assembly (double cab) Unlock warning switch Wireless door lock buzzer (left front of engine compt) Power Door Locks Wiring Diagram, with Keyless Entry (2 of 2) for Toyota Tacoma PreRunner 2012 List of elements for Power Door Locks Wiring Diagram, with Keyless Entry (2 of 2) for Toyota Tacoma PreRunner 2012: 45 Access cab Be (left "b" pillar) Bf (right "c" pillar) Bf1 Bg1 Body ecu C10 C16 Dcty Door control receiver (right side of dash) Double cab Driver side j/b (left side of dash) Driver's side door courtesy switch Ecu-b fuse 7.5a Ecub Ehw Engine room r/b (left front of engine compt) Exterior lights system Flash relay Front passenger's side door courtesy switch Gnd Haz Horn Horn relay Hot at all times I16 Il1 J/c 13 (behind right kick panel) J/c 14 (behind right kick panel) J15 Left rear door courtesy switch Left rear lower side door courtesy switch Left rear upper side door courtesy switch Pcty Prg Rcty Rda Red Right rear door courtesy switch Right rear lower side door courtesy switch Right rear upper side door courtesy switch Trly Turn signal flasher (w/ daytime running light & w/ trailer towing) (left side of dash) W/ daytime running light W/o trailer towing Power Door Locks Wiring Diagram, without Keyless Entry for Toyota Tacoma PreRunner 2012 List of elements for Power Door Locks Wiring Diagram, without Keyless Entry for Toyota Tacoma PreRunner 2012: 63 Access cab Act+ Act- Actd Altb Ba (under driver's seat) Ba1 Bb1 Bench seat Bi2 Body ecu C16 Dbkl Detection switch Door lock control switch Double cab Dr lck fuse 20a Driver side j/b (left side of dash) Driver's side door lock assembly Driver's side front seat inner belt Ecu-b fuse 7.5a Ecub Engine room r/b (left front of engine compt) Front passenger's side door lock assembly Gnd H18 H22 H23 H24 Hot at all times Hot in run or start I14 I17 I18 I19 Ic (center of dash) Ic1 Ic6 Ic7 Ig1 2 fuse 10a Ik3 Ik4 Il2 J/c 1 (left kick panel) J/c 13 (behind right kick panel) J/c 14 (behind right kick panel) J13 K10 Key unlock Ksw Left rear door lock assembly (double cab) Lock Lswd Lswp Pnk Power window master switch Red Right rear door lock assembly (double cab) Ul1 Ul2 Ul3 Unlock Unlock warning switch
POWER MIRRORS Electrochromic Mirror Wiring Diagram for Toyota Tacoma PreRunner 2012 List of elements for Electrochromic Mirror Wiring Diagram for Toyota Tacoma PreRunner 2012: 39 (left side of dash) driver side j/b A/t Air conditioning system Backup lamp switch (right side of transmission) Bd (left rear frame rail) Bn1 C16 Cb+ Cgnd Cv+ Cv- Driver side j/b (left side of dash) E13 Ecu-b fuse 7.5a Engine room r/b (left front of engine compt) Except tmmtx made H13 Hot at all times Hot in on or start Ig1 2 fuse 10a Ig1 fuse 10a Ih1 In1 In2 Inner rear view mirror Instrument panel j/b 2 (right side of dash) Io1 Io2 Ip1 M/t Nca O13 Park/ neutral position switch (transmission) Pnk Red Rev Television camera (tailgate) Temp Tmmtx made Power Mirrors Wiring Diagram for Toyota Tacoma PreRunner 2012 List of elements for Power Mirrors Wiring Diagram for Toyota Tacoma PreRunner 2012: 22 Acc fuse 7.5a Down Down/ right Driver side j/b (left side of dash) Hot in run or acc Ic6 Ik3 Instrument panel j/b 2 (right side of dash) J/c 1 (left kick panel) J16 Left Left outer rear view mirror Mlh Mlv Mrh Mrv Operation switch Outer mirror switch Right Right outer rear view mirror Select switch Up/ left
POWER WINDOWS Power Windows Wiring Diagram for Toyota Tacoma PreRunner 2012 List of elements for Power Windows Wiring Diagram for Toyota Tacoma PreRunner 2012: 59 Access cab Altb Auto down Ba1 Bb1 Bf1 Bg1 Body ecu C16 D fr p/w fuse 30a D rr p/w fuse 20a Dcty Door locks system Double cab Down Dr lck fuse 20a Driver side j/b (left side of dash) Driver's side door courtesy switch Ecu-b fuse 7.5a Ecub Engine room r/b (left front of engine compt) F17 Front passenger Front passenger's side door courtesy switch Front passenger's side power window switch Gnd H14 H16 H18 Hot at all times Hot in run or start Ic1 Ic4 Ic7 Ie2 Ig1 2 fuse 10a Ik4 Il1 Il2 J/b fuse 50a J/c 1 (left kick panel) Left front power window regulator motor Left rear Left rear power window regulator motor (double cab) Left rear power window switch (double cab) Lock P fr p/w fuse 20a P rr p/w fuse 20a P/w relay Pcty Power window master switch Pws Red Right front power window regulator motor Right rear Right rear power window regulator motor (double cab) Right rear power window switch (double cab) Unlock Window lock switch
RADIO Radio Wiring Diagram, with Navigation (1 of 4) for Toyota Tacoma PreRunner 2012 List of elements for Radio Wiring Diagram, with Navigation (1 of 4) for Toyota Tacoma PreRunner 2012: 47 (tailgate) television camera assembly (transmission) park/neutral position switch Acc Agnd Antenna Avc+ Avc- B16 Bn1 Ca+ Cb+ Cgnd Cv+ Cv- E15 E16 Extension module (right side of dash) Gps antenna Hsyn Id1 Ih1 Instrument panel j/b 1 (left side of dash) Instrument panel j/b 2 (right side of dash) Mic+ Mic- Mute Nca Parking brake switch (base of park brake lever) Pkb Pnk R17 R19 R20 Radio & display receiver assembly Red Sdars antenna Shd1 Shd2 Shd3 Spd V-b V-g V-r Vol+ Vol- Vshd Vsyn Radio Wiring Diagram, with Navigation (2 of 4) for Toyota Tacoma PreRunner 2012 List of elements for Radio Wiring Diagram, with Navigation (2 of 4) for Toyota Tacoma PreRunner 2012: 36 A10 Anti-lock brakes system B10 C16 Combination meter Cpu Driver side j/b (left side of dash) E13 Ecu-b fuse 7.5a Engine room r/b (left front of engine compt) Hot at all times Ia1 Ia4 Il3 Instrument panel j/b 1 (left side of dash) Instrument panel j/b 2 (right side of dash) Iq1 J/c 1 (left kick panel) K13 Left steering pad switch Mode Nca Off hook On hook Pnk Radio 1 fuse 10a Radio 2 fuse 30a Red Right steering pad switch Seek+ Seek- Spiral cable (behind left side of dash) Stereo jack adapter Voice Vol+ Vol- Radio Wiring Diagram, with Navigation (3 of 4) for Toyota Tacoma PreRunner 2012 List of elements for Radio Wiring Diagram, with Navigation (3 of 4) for Toyota Tacoma PreRunner 2012: 48 (under front of center console) id +b1 Acc1 Adpg Agnd Except tmmtx made Gnd1 Ic4 Ik4 Il3 Ill+ Ill- In1 In2 Interior lights system Ip2 Ivo+ Ivo- Left front door speaker Macc Mco+ Mco- Min+ Min- Mut1 Nca Pnk R15 R16 Radio & display receiver assembly Red Rev Right front door speaker Sgnd Sld Sld1 Sns2 Spd Sw1 Sw2 Swg Telephone microphone assembly Tmmtx made Tx2+ Tx2- Va- Val+ Var+ Radio Wiring Diagram, with Navigation (4 of 4) for Toyota Tacoma PreRunner 2012 List of elements for Radio Wiring Diagram, with Navigation (4 of 4) for Toyota Tacoma PreRunner 2012: 58 +b2 Acc Acc fuse 7.5a Ba1 Bb (under front passenger's seat) Bb1 Driver side j/b (left side of dash) Fl+ Fl- Fr+ Fr- Gauge fuse 7.5a Gnd H13 Hot in on or acc Hot in on or start Ic4 Ie2 Ig1 fuse 10a Ik4 Il3 Il4 Instrument panel j/b 2 (right side of dash) Int+ Int- J/c 17 J/c 4 & 5 Left rear door speaker Left tweeter speaker Mute Nca Pnk Red Right rear door speaker Right tweeter speaker Rl+ Rl- Rr+ Rr- S23 S24 S31 Sgnd Spd Stereo component amplifier (near right "c" pillar) Twl+ Twl- Twr+ Twr- Tx+ Tx- Wf+ Wf- Wfl+ Wfl- Wfr+ Wfr- Woofer speaker Radio Wiring Diagram, without Navigation (1 of 3) for Toyota Tacoma PreRunner 2012 List of elements for Radio Wiring Diagram, without Navigation (1 of 3) for Toyota Tacoma PreRunner 2012: 54 Acc Acc fuse 7.5a Access cab Agnd Ali Antenna Ari Asgn Auxi Ba1 Bb1 Double cab Driver side j/b (left side of dash) Fl+ Fl- Fr+ Fr- Gnd Hot in on or acc Ia1 Id (under front of center console) Ie2 Il2 Ill+ Ill- Interior lights system J/c 4 & 5 (behind right side of dash) Left rear door speaker Left steering pad switch Mode Nca Off hook On hook Pnk Radio receiver assembly Red Regular cab & double cab Right rear door speaker Right steering pad switch Rl+ Rl- Rr+ Rr- Sdars antenna Seek+ Seek- Spd Spiral cable (w/ audio switch in steering wheel) (behind left side of dash) Sw1 Sw2 Swg Voice Vol+ Vol- Radio Wiring Diagram, without Navigation (2 of 3) for Toyota Tacoma PreRunner 2012 List of elements for Radio Wiring Diagram, without Navigation (2 of 3) for Toyota Tacoma PreRunner 2012: 46 Acc Access cab Agnd Alo Aro Asgn Auxo Bb (under front passenger's seat) Double cab Double cab & access cab Gnd Ic1 Ic2 Ic4 Ik2 Ik4 Il4 In2 Ip2 Iq1 J/c 16 & 17 (behind right side of dash) J16 J17 Left front door speaker Left roof speaker assembly Left tweeter speaker Li+ Li- Lo+ Lo- Nca Pnk Radio setting condenser (access cab) (right side of dash) Red Regular cab Ri+ Ri- Right front door speaker Right roof speaker assembly Right tweeter speaker Ro+ Ro- Speaker (woofer) (w/ access cab & speaker woofer) Stereo jack adapter 1 W/ multimedia interface ecu W/o multimedia interface ecu Radio Wiring Diagram, without Navigation (3 of 3) for Toyota Tacoma PreRunner 2012 List of elements for Radio Wiring Diagram, without Navigation (3 of 3) for Toyota Tacoma PreRunner 2012: 54 Acc Anti-lock brakes system C16 Cdl+ Cdl- Cdr+ Cdr- Combination meter Cpu Csld Driver side j/b (left side of dash) Ecu- b fuse 7.5a Engine room r/b (left front of engine compt) Except tmmtx made Gauge fuse 7.5a Gnd Hot at all times Hot in on or start Ia4 In1 In2 Instrument panel j/b 2 (right side of dash) Ip2 J/c 1 (left kick panel) K13 Macc Mco+ Mco- Mic+ Mic- Multi-media interface ecu (if equipped) (right side of dash) Mut1 Mute Nca Pnk R10 R14 Radio 1 fuse 10a Radio 2 fuse 30a Radio receiver assembly Red Sgnd Sns2 Telephone microphone assembly Tmmtx made Tx1+ Tx1- Txm+ Txm- Ulo+ Ulo- Uro+ Uro- Usd1
SHIFT INTERLOCK Shift Interlock Wiring Diagram for Toyota Tacoma PreRunner 2012 List of elements for Shift Interlock Wiring Diagram for Toyota Tacoma PreRunner 2012: 51 (left rear of engine compt) skid control ecu w/ actuator Acc Acc fuse 7.5a At2 At4 Atd Atl B13 Canh Canl Ce9 Computer data lines system Driver side j/b (left side of dash) E10 E14 Engine control module (behind right side of dash) Engine room r/b (left front of engine compt) H13 Hot at all times Hot in run or acc Hot in run or start Hydraulic booster type Ic (center of dash) Ig1 fuse 10a Ih1 Instrument panel j/b 1 (left side of dash) Instrument panel j/b 2 (right side of dash) J/c 4 & 5 (behind right side of dash) J10 Junction connector j5 (behind right side of dash) Key interlock solenoid (left side of dash) Kls+ Nss2 Nssd Park/neutral position switch (transmission) Pnk Shift lock control ecu (under center console) Shift lock solenoid Sls+ Sls- Stop fuse 10a Stop lamp switch (above brake pedal (bracket) Stop lp ctrl relay Stp Stp2 Stpo System Transmissions Vacuum booster type w/ trailer towing W/ hydraulic booster type & vacuum booster type w/ trailer towing W/ vacuum booster type w/o trailer towing
STARTING/CHARGING
2.7L 2.7L, Charging Wiring Diagram for Toyota Tacoma PreRunner 2012 List of elements for 2.7L, Charging Wiring Diagram for Toyota Tacoma PreRunner 2012: 26 (behind right side of dash) engine control module A15 Alt Alt fuse 120a 140a Alt-s fuse 7.5a B12 Battery Body ecu (driver side j/b) Charge ind Combination meter Driver side j/b (left side of dash) Ea1 Engine room j/b (left side of engine e1 compt) Engine room r/b (left front of engine compt) Gauge fuse 7.5a Generator Hot in run or start Ig1 fuse 10a Ih1 Instrument panel j/b 1 (left side of dash) Instrument panel j/b 2 (right side of dash) Pnk Starting circuit Towing W/ trailer W/o trailer 2.7L, Starting Wiring Diagram for Toyota Tacoma PreRunner 2012 List of elements for 2.7L, Starting Wiring Diagram for Toyota Tacoma PreRunner 2012: 52 (2.7l) (4.0l) 140a 2.7l a/t 4.0l a/t 4wd m/t A/t A11 A26 A33 Acc Alt fuse 120a Am1 fuse 50a Am2 fuse 30a B15 B18 Battery C13 C14 Clutch start cancel switch (4wd m/t) (above clutch pedal) bracket) Clutch start diode (m/t) (left side of dash) Clutch start switch (m/t) (above clutch pedal) bracket) D16 Driver side j/b (left side of dash) E10 E14 Ea (right front fender) Eb1 Engine control module (behind right side of dash) Engine room j/b (left side of engine c1 compt) Engine room j/b (left side of engine compt) Engine room r/b (left front of engine compt) Hot in run or start Ic (center of dash) Ig1 2 fuse 10a Ignition switch Ih1 Instrument panel j/b 1 (left side of dash) Instrument panel j/b 2 (right side of dash) J/c j4 & j5 (behind right side of dash) Lock Nsw On off Park/ neutral position switch (trans- mission) Solid state Sta Sta fuse 7.5a Sta relay Start Starter W/ trailer towing W/o trailer towing
4.0L 4.0L, Charging Wiring Diagram for Toyota Tacoma PreRunner 2012 List of elements for 4.0L, Charging Wiring Diagram for Toyota Tacoma PreRunner 2012: 22 Alt fuse 120a 140a Alt-s fuse 7.5a B12 Battery Body ecu (driver side j/b) C13 C14 Charge ind Combination meter Driver side j/b (left side of dash) Eb1 Engine room j/b (left side of engine compt) Engine room r/b (left front of engine compt) Gauge fuse 7.5a Generator Hot in run or start Ig1 2 fuse 10a Instrument panel j/b 1 (left side of dash) Starting circuit Towing W/ trailer towing W/o trailer 4.0L, Starting Wiring Diagram for Toyota Tacoma PreRunner 2012 List of elements for 4.0L, Starting Wiring Diagram for Toyota Tacoma PreRunner 2012: 52 (2.7l) (4.0l) 140a 2.7l a/t 4.0l a/t 4wd m/t A/t A11 A26 A33 Acc Alt fuse 120a Am1 fuse 50a Am2 fuse 30a B15 B18 Battery C13 C14 Clutch start cancel switch (4wd m/t) (above clutch pedal) bracket) Clutch start diode (m/t) (left side of dash) Clutch start switch (m/t) (above clutch pedal) bracket) D16 Driver side j/b (left side of dash) E10 E14 Ea (right front fender) Eb1 Engine control module (behind right side of dash) Engine room j/b (left side of engine c1 compt) Engine room j/b (left side of engine compt) Engine room r/b (left front of engine compt) Hot in run or start Ic (center of dash) Ig1 2 fuse 10a Ignition switch Ih1 Instrument panel j/b 1 (left side of dash) Instrument panel j/b 2 (right side of dash) J/c j4 & j5 (behind right side of dash) Lock Nsw On off Park/ neutral position switch (trans- mission) Solid state Sta Sta fuse 7.5a Sta relay Start Starter W/ trailer towing W/o trailer towing
SUPPLEMENTAL RESTRAINTS Supplemental Restraints Wiring Diagram, Bench Seat (1 of 2) for Toyota Tacoma PreRunner 2012 List of elements for Supplemental Restraints Wiring Diagram, Bench Seat (1 of 2) for Toyota Tacoma PreRunner 2012: 84 (base of right "b" pillar) right front side air bag sensor (behind right side of dash) air bag squib (front passenger's air bag assembly) (right "b" pillar) right curtain shield air bag squib (under steering wheel pad) air bag squib (steering wheel pad) +sl +sr -sl -sr A21 A22 A23 A24 Access cab Bbd+ Bbd- Bbl+ Bbl- Bbp+ Bbp- Bbr+ Bbr- Bcl+ Bcl- Bcr+ Bcr- Bf2 Bg2 Bk1 Canh Canl Center air bag sensor assembly (center of dash) Computer data lines system D2+ D2- Dbe+ Dbe- Double & access cab Driver's side front seat inner belt Dsp+ Dsp- Fsp+ Fsp- Gsw3 Ib (center of dash) Icd+ Icd- Icp+ Icp- Ig1 Ig2 Left curtain shield air bag squib (left "b" pillar) Left front seat outer belt Left front side air bag sensor (base of left "b" pillar) Left rear side air bag sensor (double & access cab) (base of left "c" pillar) Left side air bag squib P-ab P2+ P2- Paon Pd+ Pd- Pnk Pp+ Pp- Pre- tensioner Pretensioner Red Regular cab Right front seat outer belt Right rear side air bag sensor (double & access cab) (base of right "c" pillar) Right seat position air bag sensor Right side air bag squib Rmil Rmsw Sfd+ Sfd- Sfl+ Sfl- Sfp+ Sfp- Sfr+ Sfr- Sil Spiral cable Supplemental Restraints Wiring Diagram, Bench Seat (2 of 2) for Toyota Tacoma PreRunner 2012 List of elements for Supplemental Restraints Wiring Diagram, Bench Seat (2 of 2) for Toyota Tacoma PreRunner 2012: 64 (below left center of dash) data link connector 3 +sl +sr -sl -sr Access cab Air Air bag on/off ind B17 Be (left "b" pillar) Bf1 Bgnd Bj2 Bsw Combination meter Computer data lines system Cpu Curtain air bag cut off switch (4wd) Dia Driver side j/b (left side of dash) F11 F13 Front passenger's side front seat inner belt Fsr+ Fsr- Gauge fuse 7.5a Gbt Gnd Gps Gsp Gsw4 H18 H19 H20 Hazard warning signal switch assembly Hot in run or start I13 Ia2 Ic (center of dash) Ig+ Ig1 fuse 10a Ign fuse 15a Ij1 Il1 Instrument panel j/b 1 (left side of dash) Instrument panel j/b 2 (right side of dash) Interior lights system J/c 1 (left kick panel) J/c 13 (behind right kick panel) J/c 14 (behind right kick panel) J/c 5 (behind right side of dash) Left front air bag sensor (behind left side of front bumper) Left seat position air bag sensor Occupant classification ecu (front passenger's seat bottom) Occupant classification sensor (passenger's seat bottom) Pnk Right front air bag sensor (behind right side of front bumper) Rsca off ind Seat belt tension sensor Sil Srs ind Sw- Vbt Vps Supplemental Restraints Wiring Diagram, Separate Seats (1 of 2) for Toyota Tacoma PreRunner 2012 List of elements for Supplemental Restraints Wiring Diagram, Separate Seats (1 of 2) for Toyota Tacoma PreRunner 2012: 81 (base of right "b" pillar) right front side air bag sensor (behind right side of dash) air bag squib (front passenger's air bag assembly) (center of dash) ib (right "b" pillar) right curtain shield air bag squib (under steering wheel pad) air bag squib (steering wheel pad) +sl +sr -sl -sr A21 A22 A23 A24 A25 Access cab Bbd+ Bbd- Bbl+ Bbl- Bbp+ Bbp- Bbr+ Bbr- Bcl+ Bcl- Bcr+ Bcr- Bf2 Bg2 Canh Canl Center air bag sensor assembly (center of dash) Computer data lines system D2+ D2- Dbe+ Dbe- Double & access cab Driver's side front seat inner belt Dsp+ Dsp- Fsp+ Fsp- Icd+ Icd- Icp+ Icp- Ig1 Ig2 Ij1 Left curtain shield air bag squib (left "b" pillar) Left front seat outer belt Left front side air bag sensor (base of left "b" pillar) Left rear side air bag sensor (double & access cab) (base of left "c" pillar) Left side air bag squib P-ab P2+ P2- Paon Pd+ Pd- Pp+ Pp- Pre- tensioner Pretensioner Red Regular cab Right front seat outer belt Right rear side air bag sensor (double & access cab) (base of right "c" pillar) Right side air bag squib Rmil Rmsw Seat position air bag sensor Sfd+ Sfd- Sfl+ Sfl- Sfp+ Sfp- Sil Spiral cable Supplemental Restraints Wiring Diagram, Separate Seats (2 of 2) for Toyota Tacoma PreRunner 2012 List of elements for Supplemental Restraints Wiring Diagram, Separate Seats (2 of 2) for Toyota Tacoma PreRunner 2012: 76 (below left center of dash) data link connector 3 (left "b" pillar) +sl +sr -sl -sr Access cab Air Air bag on/off ind B17 Bf1 Bgnd Bh1 Bsw C16 Combination meter Computer data lines system Cpu Curtain air bag cut off switch (4wd) Dia Driver side j/b (left side of dash) Ecu-b fuse 7.5a Engine room r/b (left front of engine compt) F11 F13 Front passenger's side front seat inner belt Fsr+ Fsr- Gauge fuse 7.5a Gnd H18 H19 H20 Hazard warning signal switch assembly Hot at all times Hot in run or start I13 Ia2 Ic (center of dash) Ig+ Ig1 fuse 10a Ign fuse 15a Il1 Ind Instrument panel j/b 1 (left side of dash) Instrument panel j/b 2 (right side of dash) Interior lights system J/c 1 (left kick panel) J/c 13 (behind right kick panel) J/c 14 (behind right kick panel) J/c 5 (behind right side of dash) Left front air bag sensor (behind left side of front bumper) Left front occupant classification sensor (left front of front passenger seat bottom) Left rear occupant classification sensor (left rear of front passenger's seat bottom) Occupant classification ecu (front passenger's seat bottom) Pnk Red Right front air bag sensor (behind right side of front bumper) Right front occupant classification sensor (right front of front passenger seat bottom) Right rear occupant classification sensor (right rear of front passenger seat bottom) Rsca off Sgd1 Sgd2 Sgd3 Sgd4 Sig1 Sig2 Sig3 Sig4 Sil Srs ind Svc1 Svc2 Svc3 Svc4 Sw-
TRANSMISSION
2.7L 2.7L, 4WD Wiring Diagram (1 of 2) for Toyota Tacoma PreRunner 2012 List of elements for 2.7L, 4WD Wiring Diagram (1 of 2) for Toyota Tacoma PreRunner 2012: 66 (2.7l) (4.0l) (a/t) (differential) differential lock shift actuator assembly (m/t) (rear of cylinder head) (2.7l) eh (right rear of engine compt) (4.0l) ee 2-4 2.7l 4.0l 4wd 4wd control ecu (right side of dash) 4wd control switch 4wd fuse 20a 4wd position transfer indicator switch (transmission assembly) A13 A18 A19 A21 A22 Add Add actuator assembly (front of engine) B17 Bd1 C13 C14 C20 Differential lock switch Dl1 Dl2 Dm1 Dm2 Driver side j/b (left side of dash) E13 Ec1 Engine control module (behind right side of dash) F12 F13 Gnd H17 Hot in run or start Ic (center of dash) Id1 Ig1 2 fuse 10a Ind1 Ind3 Instrument panel j/b 1 (left side of dash) Instrument panel j/b 2 (right side of dash) J/c 13 (behind right kick panel) J/c 14 (behind right kick panel) J/c 5 (behind right side of dash) L4 position transfer indicator switch (transmission assembly) Limit switch Mtn Pnk Red Rlp Rly1 Rly2 Spd Tl1 Tl2 Tl3 Tm1 Tm2 Transfer shift actuator assembly (transmission assembly) 2.7L, 4WD Wiring Diagram (2 of 2) for Toyota Tacoma PreRunner 2012 List of elements for 2.7L, 4WD Wiring Diagram (2 of 2) for Toyota Tacoma PreRunner 2012: 36 (left side of dash) instrument panel j/b 1 4lo ind lamp 4wd 4wd ind lamp B14 Bd1 C10 Combination meter Cpu Diode (clutch start) (m/t) (left side of dash) Driver side j/b (left side of dash) Engine room j/b (left side of engine compt) Engine room r/b (left front of engine compt) Exi Exi4 Gauge fuse 7.5a H13 H18 Hot in run or start Hot in start Hydraulic booster type Ia1 Ib1 Ig1 fuse 10a Ih1 Ij1 Instrument panel j/b 2 (right side of dash) J/c 1 (left kick panel) Park/ neutral position switch (a/t) (trans- mission) Pnk Rear differential lock ind Rear differential transfer indicator switch (rear differential) Skid control ecu w/ actuator (hydraulic booster: left rear of engine compartment) (vacuum booster: right rear of engine compartment) Sp1 Sta fuse 7.5a Vacuum booster type 2.7L, A/T Wiring Diagram (1 of 2) for Toyota Tacoma PreRunner 2012 List of elements for 2.7L, A/T Wiring Diagram (1 of 2) for Toyota Tacoma PreRunner 2012: 62 4wd 4wd circuit A/t oil temp At3 Atd C10 C11 C12 C13 C14 C15 C16 C17 Canh Canl Combination meter Computer data lines system Cpu Data link connector 3 (below left center of dash) Driver side j/b (left side of dash) E03 E04 E12 E15 Eg (rear of cylinder head) Electronically controlled transmission solenoid (transmission) Engine control module (behind right side of dash) H13 Hot in run or start Ia1 Ig1 fuse 10a Ih1 Ij1 Instrument panel j/b 1 (left side of dash) Instrument panel j/b 2 (right side of dash) J/c 1 (left kick panel) J/c 4 & 5 (behind right side of dash) Me01 Nco+ Nco- Nssd Ot2+ Ot2- Park/ neutral position switch (transmission) Pnk Red Shift lock control ecu (under center console) Skid control ecu w/ actuator (right rear of engine compt) Slt+ Slt- Slu+ Slu- Sp2+ Sp2- Spd Starting/ charging system Stp Tac Tach Tho1 Transmission revolution sensor (turbine) (left side of transmission assembly) Vehicle speed sensor (electronically controlled transmission) (transmission) 2.7L, A/T Wiring Diagram (2 of 2) for Toyota Tacoma PreRunner 2012 List of elements for 2.7L, A/T Wiring Diagram (2 of 2) for Toyota Tacoma PreRunner 2012: 56 +bm A/t fluid temperature sensor (automatic transmission) A11 A30 A33 Acc Accelerator position sensor (behind left side of dash) Am2 Batt Driver side j/b (left side of dash) E01 E02 Ea (right front fender) Eb (near battery) Efi fuse 20a Efi relay Eh (rear of cylinder head) Engine control module (behind right side of dash) Engine coolant temperature sensor (rear of engine) Engine room j/b (left side of engine compt) Engine room r/b (left front of engine compt) Epa Epa2 Etcs fuse 10a Gauge fuse 7.5a Ge01 Hot at all times I15 Ia1 If1 Ig2 Ign fuse 15a Ignition switch Igsw J/c 12 (behind right side of dash) J/c 13 (behind right kick panel) J/c 14 (behind right kick panel) Lock Mrel Nca Off Pnk Red Start Stop fuse 10a Stop lamp switch (bracket, above brake pedal) Thoc Throttle body assembly (left top of engine) Thw Vcp2 Vcpa Vpa Vpa2 Vta Vta1 Vta2 2.7L, Rear Differential Lock Wiring Diagram for Toyota Tacoma PreRunner 2012 List of elements for 2.7L, Rear Differential Lock Wiring Diagram for Toyota Tacoma PreRunner 2012: 38 (differential) differential lock shift actuator assembly 4wd control ecu (right side of dash) 4wd fuse 20a B14 Bd1 C10 C13 C14 Combination meter Cpu Differential lock switch Driver side j/b (left side of dash) Gauge fuse 7.5a Gnd H17 H18 Hot in run or start Hydraulic booster type Ia1 Ib1 Id1 Ig1 2 fuse 10a Instrument panel j/b 1 (left side of dash) Instrument panel j/b 2 (right side of dash) J/c 1 (left kick panel) J/c 13 (behind right kick panel) J/c 14 (behind right kick panel) Limit switch Pnk Rear differential lock ind Rear differential transfer indicator switch (rear differential) Rlp Rly1 Rly2 Skid control ecu w/ actuator (vacuum booster: right rear of engine compt) (hydraulic booster: left rear of engine compt) Sp1 Spd Vacuum booster type
4.0L 4.0L, 4WD Wiring Diagram (1 of 2) for Toyota Tacoma PreRunner 2012 List of elements for 4.0L, 4WD Wiring Diagram (1 of 2) for Toyota Tacoma PreRunner 2012: 66 (2.7l) (4.0l) (a/t) (differential) differential lock shift actuator assembly (m/t) (rear of cylinder head) (2.7l) eh (right rear of engine compt) (4.0l) ee 2-4 2.7l 4.0l 4wd 4wd control ecu (right side of dash) 4wd control switch 4wd fuse 20a 4wd position transfer indicator switch (transmission assembly) A13 A18 A19 A21 A22 Add Add actuator assembly (front of engine) B17 Bd1 C13 C14 C20 Differential lock switch Dl1 Dl2 Dm1 Dm2 Driver side j/b (left side of dash) E13 Ec1 Engine control module (behind right side of dash) F12 F13 Gnd H17 Hot in run or start Ic (center of dash) Id1 Ig1 2 fuse 10a Ind1 Ind3 Instrument panel j/b 1 (left side of dash) Instrument panel j/b 2 (right side of dash) J/c 13 (behind right kick panel) J/c 14 (behind right kick panel) J/c 5 (behind right side of dash) L4 position transfer indicator switch (transmission assembly) Limit switch Mtn Pnk Red Rlp Rly1 Rly2 Spd Tl1 Tl2 Tl3 Tm1 Tm2 Transfer shift actuator assembly (transmission assembly) 4.0L, 4WD Wiring Diagram (2 of 2) for Toyota Tacoma PreRunner 2012 List of elements for 4.0L, 4WD Wiring Diagram (2 of 2) for Toyota Tacoma PreRunner 2012: 36 (left side of dash) instrument panel j/b 1 4lo ind lamp 4wd 4wd ind lamp B14 Bd1 C10 Combination meter Cpu Diode (clutch start) (m/t) (left side of dash) Driver side j/b (left side of dash) Engine room j/b (left side of engine compt) Engine room r/b (left front of engine compt) Exi Exi4 Gauge fuse 7.5a H13 H18 Hot in run or start Hot in start Hydraulic booster type Ia1 Ib1 Ig1 fuse 10a Ih1 Ij1 Instrument panel j/b 2 (right side of dash) J/c 1 (left kick panel) Park/ neutral position switch (a/t) (trans- mission) Pnk Rear differential lock ind Rear differential transfer indicator switch (rear differential) Skid control ecu w/ actuator (hydraulic booster: left rear of engine compartment) (vacuum booster: right rear of engine compartment) Sp1 Sta fuse 7.5a Vacuum booster type 4.0L, A/T Wiring Diagram (1 of 2) for Toyota Tacoma PreRunner 2012 List of elements for 4.0L, A/T Wiring Diagram (1 of 2) for Toyota Tacoma PreRunner 2012: 80 (behind right side of dash) j/c 4 & 5 (transmission) 4wd 4wd circuit A/t oil temp A10 A20 At2 At4 Atd Atl B11 B12 C10 C11 C12 C14 Canh Canl Combination meter Computer data lines system Cpu Driver side j/b (left side of dash) E03 E04 E05 E10 E11 E12 E13 E14 E15 Ee (right rear of engine compt) Ef (left rear of engine compt) Electronically controlled transmission solenoid Engine control module (behind right side of dash) H13 Hot in run or start Hydraulic booster type Ia1 Ic (center of dash) Ig1 fuse 10a Ih1 Ij1 Instrument panel j/b 2 (right side of dash) J/c 1 (left kick panel) J/c 4 & 5 (behind right side of dash) J/c 5 (behind right side of dash) Me01 Nssd Nssl Nt+ Nt- Ot+ Ot- Ot2+ Ot2- Park/neutral position switch (transmission) Pnk Red Shift lock control ecu (under center console) Skid control ecu w/ actuator (hydraulic booster: left rear of engine compt) (vacuum booster: right rear of engine compt) Sl1+ Sl1- Sl2+ Sl2- Slt+ Slt- Slu+ Slu- Sp2+ Sp2- Spd Starting/ charging system Tach Tho1 Tho2 Transmission revolution sensor (electronically controlled transmission) (right rear of transmission assembly) Transmission revolution sensor (turbine) (left side of transmission assembly) Vacuum booster type 4.0L, A/T Wiring Diagram (2 of 2) for Toyota Tacoma PreRunner 2012 List of elements for 4.0L, A/T Wiring Diagram (2 of 2) for Toyota Tacoma PreRunner 2012: 67 +b2 +bm A11 A30 A33 Acc Accelerator position sensor (behind left side of dash) Am2 Batt Data link connector 3 (below left center of dash) Driver side j/b (left side of dash) E01 E02 E10 E11 E12 E13 E14 Ea (right front fender) Ea1 Eb (near battery) Ee (right rear of engine compt) Efi fuse 20a Efi relay Engine control module (behind right side of dash) Engine coolant temperature sensor (top center of engine) Engine room j/b (left side of engine compt) Engine room r/b (left front of engine compt) Epa Epa2 Eta Etcs fuse 10a Ethw Gauge fuse 7.5a Ge01 Hot at all times Hydraulic booster type I15 Ia1 If1 Ig2 Ign fuse 15a Ignition switch Igsw Instrument panel j/b 1 (left side of dash) Lock Mrel Nca Off Pnk Red Start Stop fuse 10a Stop lamp switch (bracket, above brake pedal) Stop lp ctrl relay Stp Tac Throttle body assembly (front top of engine) Thw Vacuum booster type Vcp2 Vcpa Vcta Vpa Vpa2 Vta1 Vta2 4.0L, Rear Differential Lock Wiring Diagram for Toyota Tacoma PreRunner 2012 List of elements for 4.0L, Rear Differential Lock Wiring Diagram for Toyota Tacoma PreRunner 2012: 38 (differential) differential lock shift actuator assembly 4wd control ecu (right side of dash) 4wd fuse 20a B14 Bd1 C10 C13 C14 Combination meter Cpu Differential lock switch Driver side j/b (left side of dash) Gauge fuse 7.5a Gnd H17 H18 Hot in run or start Hydraulic booster type Ia1 Ib1 Id1 Ig1 2 fuse 10a Instrument panel j/b 1 (left side of dash) Instrument panel j/b 2 (right side of dash) J/c 1 (left kick panel) J/c 13 (behind right kick panel) J/c 14 (behind right kick panel) Limit switch Pnk Rear differential lock ind Rear differential transfer indicator switch (rear differential) Rlp Rly1 Rly2 Skid control ecu w/ actuator (vacuum booster: right rear of engine compt) (hydraulic booster: left rear of engine compt) Sp1 Spd Vacuum booster type
WARNING SYSTEMS Key Reminder & Seat Belt Warning Wiring Diagram for Toyota Tacoma PreRunner 2012 List of elements for Key Reminder & Seat Belt Warning Wiring Diagram for Toyota Tacoma PreRunner 2012: 63 A21 A23 Access cab Acty Air bag sensor assembly center (center of dash) Ba (under Belt ind Bf1 Bgnd Bh1 Bi2 Bj2 Body ecu Bsw Buckle switch Buzzer C16 Canh Canl Combination meter Computer data lines system Cpu Dcty Dia Door ind Double cab & regular cab Driver side j/b (left side of dash) Driver's seat Driver's seat) Driver's side door courtesy switch Driver's side front seat inner belt Ecu-b fuse 7.5a Engine room r/b (left front of engine compt) F13 Front passenger seat belt warning light Front passenger's side front seat inner belt Fsp+ Fsp- Fsr+ Fsr- Gauge fuse 7.5a Hazard warning signal switch assembly Hot at all times Hot in on or start Ic (center of dash) Ig+ Ig1 fuse 10a Ii1 Ij1 Instrument panel j/b 2 (right side of dash) J/c 1 (left kick panel) J12 K10 K13 Occupant classification ecu (bench: passenger's seat bottom) (separate: front passenger's seat bottom) Pbew Pnk Red Rmil Rsca off Unlock warning switch W/ bench seat W/ separate seat Tire Pressure Monitoring Wiring Diagram for Toyota Tacoma PreRunner 2012 List of elements for Tire Pressure Monitoring Wiring Diagram for Toyota Tacoma PreRunner 2012: 46 (left side of dash) instrument panel j/b 1 (right side of dash) instrument panel j/b 2 (vacuum booster type: right rear of engine compt) (hydraulic booster type: left rear of engine compt) skid control ecu w/ actuator +5v 2.7l 4.0l C13 C14 C16 Clsw Combination meter Computer data lines system Cpu Driver side j/b (left side of dash) E14 Eb (2.7l: left front of engine compt) (4.0l: near battery) Ecu-b fuse 7.5a Engine control module (behind right side of dash) Engine room r/b (left front of engine compt) F10 Gauge fuse 7.5a Gnd Gnd2 Hot at all times Hot in on or start Ia1 Ie2 Ig1 2 fuse 10a Ij1 Ind J/c 1 (left kick panel) J/c 4 & 5 (behind right side of dash) K13 Rda Red Rf5v Sil Sp1 Spd Tach Tire pressure ind Tire pressure warning antenna & receiver (right side of dash) Tire pressure warning ecu (center of dash) Tire pressure warning reset switch W/ hydraulic booster type W/ vacuum booster type
WIPER/WASHER 2-Speed Wiper/Washer Wiring Diagram for Toyota Tacoma PreRunner 2012 List of elements for 2-Speed Wiper/Washer Wiring Diagram for Toyota Tacoma PreRunner 2012: 18 (near battery) eb C12 C13 Combination switch Driver side j/b (left side of dash) H15 Hot in run or start Ia4 Ic (center of dash) Mist Off Pnk Washer switch Windshield washer motor (washer fluid reservoir) Windshield wiper motor (right side of firewall) Wip fuse 30a Wiper switch Wsh fuse 10a Interval Wiper/Washer Wiring Diagram for Toyota Tacoma PreRunner 2012 List of elements for Interval Wiper/Washer Wiring Diagram for Toyota Tacoma PreRunner 2012: 20 C12 C13 Combination switch Driver side j/b (left side of dash) Eb (near battery) H15 Hot in run or start Ia4 Ic (center of dash) Int Mist Off Pnk Washer switch Windshield washer motor (washer fluid reservoir) Windshield wiper motor (right side of firewall) Wip fuse 30a Wiper relay Wiper switch Wsh fuse 10a
