GMC Sonoma 2001 - 2001 GENERAL MOTORS "S" & "T" Series

GMC Sonoma 2001 - BUZZERS, RELAYS & TIMERS

GMC Sonoma 2001 BUZZERS, RELAYS & TIMERS LOCATION

Component	Location
A/C Compressor Clutch Relay	In underhood fuse block.
AIR Relay	In secondary air injection reactor fuse block.
Automatic Level Control Timer Relay	In right rear quarter panel.
Blower Motor Relay	On center rear of engine compartment.
Courtesy Lamp Relay	In body relay block.
Daytime Running Lamps (DRL) Relay (W/ZR2)	Taped to body harness, near breakout for rear washer hose.
Daytime Running Lamps (DRL) Relay (W/O ZR2)	In underhood fuse block.
Door Lock Relay	In body relay block.
Door Unlock Relay	In body relay block.
Driver's Door Unlock Relay	In body relay block.
Foglight Relay	In underhood fuse block.
Fuel Pump Relay	In underhood fuse block.
Headlamp Ground Relay	In body relay block.
Headlamp High Beam Relay (Envoy)	In body relay block.
Headlamp Low Beam Relay (Envoy)	In underhood fuse block.
Headlamp Power Relay	In underhood fuse block.
Headlamp Washer Fluid Relay	On center of radiator support.
High Mount Stoplamp Relay	In underhood fuse block.
Horn Relay	In underhood fuse block.
Inadvertent Power Lamp Relay	In body relay block.
Liftglass Relay	In underhood fuse block.
Park Lamp Relay	In body relay block.
Rear Defogger Relay	In underhood fuse block.
Retained Accessory Power (RAP) Relay	In body relay block.
Starter Relay	In underhood fuse block.
Turn Signal Lamp Flasher	Behind right side of dash.

GMC Sonoma 2001 - CIRCUIT PROTECTION DEVICES

GMC Sonoma 2001 CIRCUIT PROTECTION DEVICES LOCATION

Component	Location
Anti-Lock Diode	In instrument cluster.
Battery Megafuse	On right side of radiator support, below battery.
Body Relay Block	Behind left side of dash, near I/P fuse block.
Brake Warning Diode	In instrument cluster.
Fuse Holder	In engine compartment, right of radiator.
I/P Fuse Block	On left end of dash.
Power Seats Circuit Breaker	In body relay block.
Power Window Circuit Breaker	In body relay block.
Secondary Air Injection Reactor Fuse Block	Mounted to right front fender, near battery.
Underhood Fuse Block	On top of left front fender. See Fig. 8 .

GMC Sonoma 2001 - CONTROL UNITS

GMC Sonoma 2001 CONTROL UNITS LOCATION

Component	Location
Blower Motor Control Module	On evaporator case.
Body Control Module	Under dash, on heater case.
Cruise Control Module	On left side of firewall.
Driver Information Display Module	In front overhead console.
Electronic Brake Control Module (EBCM)	On left front inner fender, on brake pressure modulator valve. See Fig. 8 .
Electronic Climate Control Module	Center of dash, below radio.
Heated Seat Control Module (Driver/Front Passenger)	Beneath respective front seat.
Heater & A/C Controller (W/Man A/C)	Under center of dash.
Ignition Control Module (ICM) (2.2L VIN 5)	On right side of engine, near camshaft position sensor. Part of ignition coil assembly. See Fig. 3 .
Ignition Control Module (ICM) (4.3L VIN W)	On top right side of engine. Part of ignition coil assembly.
Inflatable Restraint Sensing & Diagnostic Module	Under console and carpet, between front seats.
Left Seat Adjuster Memory Module	Under left front seat.
Left Seat Heater Module	Under left front seat.
Powertrain Control Module (PCM)	On right front of engine compartment.
Remote Control Door Lock Receiver	Behind lower left side of dash.
Right Seat Heater Module	Under right front seat.
Sun Roof Module	At front of sun roof.
Transfer Case Shift Control Module	Behind right front kick panel.
Vehicle Control Module (VCM) (4.3L VIN W)	On right front of engine compartment.
Vehicle Interface Unit	Behind right rear outer panel.

GMC Sonoma 2001 - MOTORS

GMC Sonoma 2001 MOTORS LOCATION

Component	Location
Ambient Light Sensor	On upper left side of dash.
Automatic Level Control Air Compressor	In rear quarter of vehicle.
Blower Motor	On right rear of engine compartment.
Electric Actuator	On right top of heater.
Endgate Window Release Actuator	In top of endgate.
Headlamp Washer Pump	In washer fluid reservoir, on left front of engine compartment.
Idle Air Control (IAC) Valve (2.2L VIN 5)	On throttle body assembly. See Fig. 2 .
Idle Air Control (IAC) Valve (4.3L VIN W)	On throttle body assembly. See Fig. 4 .
Liftgate Lock Actuator	On bottom center of liftgate.
Liftgate Window Release Actuator	On bottom center of liftgate liftglass.
Pulse Width Modulating Drive Motor (W/Auto A/C)	On right rear of engine compartment.
Secondary Air Injection Reactor Pump	On lower right front of engine compartment.
Side Door Lock Actuators (4)	In rear of each door.
Sun Roof Motor	In front of sun roof.
Transfer Case Encoder Motor	On transfer case, below speed sensor.
Window Washer Pump (Rear)	In washer fluid reservoir, on left front of engine compartment. See Fig. 8 .
Window Wiper Motor (Rear)	On top center of rear endgate.
Windshield Washer Pump	In washer fluid reservoir, on left front of engine compartment. See Fig. 8 .
Windshield Wiper Motor	On center of firewall.

GMC Sonoma 2001 - SENDING UNITS & SENSORS

GMC Sonoma 2001 SENDING UNITS & SENSORS LOCATION

Component	Location
A/C Refrigerant Pressure Sensor (2.2L VIN 5)	On A/C evaporator tube.
Ambient Air Temperature Sensor (W/Auto A/C)	On right side of radiator support baffle.
Ambient Air Temperature Sensor (W/Man A/C)	In front center of vehicle, near hood latch.
Automatic Level Control Sensor	On frame rear crossmember.
Camshaft Position (CMP) Sensor (2.2L VIN 5)	In right side of engine, near spark plug wires. See Fig. 1 .
Camshaft Position (CMP) Sensor (4.3L VIN W)	In distributor.
Compass Remote Sensor (W/Long Console)	Integral to driver information display module.
Compass Remote Sensor (W/Short Console)	In headliner, right of overhead console.
Crankshaft Position (CKP) Sensor (2.2L VIN 5)	Lower right side of engine, below ignition coil. See Fig. 1 .
Crankshaft Position (CKP) Sensor (4.3L VIN W)	On front of engine, near crankshaft pulley. See Fig. 6 .
Engine Coolant Temperature (ECT) Sensor (2.2L VIN 5)	In coolant piping, on front of engine. See Fig. 2 .
Engine Coolant Temperature (ECT) Sensor (4.3L VIN W)	In left cylinder head, between two rear spark plugs. See Fig. 7 .
Engine Oil Pressure Gauge Sensor (2.2L VIN 5)	On right side of engine. See Fig. 3 .
Engine Oil Pressure Gauge Sensor (4.3L VIN W)	On top rear of engine, near distributor. See Fig. 4 .
Fuel Composition Sensor	Top right of transmission.
Fuel Level Sensor (W/Fuel Pump)	On top of fuel tank.
Fuel Tank Pressure Sensor	Top of fuel tank.
Headlamp Ambient Light Sensor	On top left side of dash.
Heated Oxygen Sensor (HO2S) (Bank 1 Sensor 1) (4.3L VIN W)	In left exhaust pipe, in front of catalytic converter.
Heated Oxygen Sensor (HO2S) (Bank 1 Sensor 2) (2.2L VIN 5)	In exhaust system, after catalytic converter.
Heated Oxygen Sensor (HO2S) (Bank 1 Sensor 3) (4.3L VIN W)	In exhaust system, after catalytic converter.
Heated Oxygen Sensor (HO2S) (Bank 2 Sensor 1) (4.3L VIN W)	In right exhaust pipe, in front of catalytic converter.
Inflatable Restraint Front End Discriminating Sensor (Left)	On front frame crossmember.
Inflatable Restraint Front End Discriminating Sensor (Right)	On front frame crossmember.
Inside Air Temperature Sensor	In roof over driver's door.
Intake Air Temperature (IAT) Sensor	In fresh air intake duct.
Knock Sensor (KS) (2.2L VIN 5)	On lower right side of engine. See Fig. 1 .
Knock Sensor (KS) (4.3L VIN W)	On top rear of engine. See Fig. 4 .
Lower Discharge Air Temperature Sensor (Utility W/Auto A/C)	On left side of floor air outlet.
Manifold Absolute Pressure (MAP) Sensor (2.2L VIN 5)	On top center of engine. See Fig. 2 .
Manifold Absolute Pressure (MAP) Sensor (4.3L VIN W)	On top center of engine. See Fig. 5 .
Mass Airflow (MAF) Sensor (4.3L VIN W)	On air intake assembly.
Oxygen Sensor (O2S) (Bank 1 Sensor 1) (2.2L VIN 5)	In exhaust manifold.
Passlock Sensor	At ignition switch.
Sunload Sensor	Top center of dash.
Throttle Position (TP) Sensor (2.2L VIN 5)	On throttle body assembly. See Fig. 2 .
Throttle Position (TP) Sensor (4.3L VIN W)	On throttle body assembly. See Fig. 4 .
Transfer Case Front Propshaft Speed Sensor	On top left rear of transfer case.
Transfer Case Rear Propshaft Speed Sensor	On top right rear of transfer case.
Transmission Fluid Temperature Sensor	Part of transmission fluid pressure manual valve position switch.
Upper Discharge Air Temperature Sensor (W/Auto A/C)	On top front center of dash, behind radio in duct.
Vehicle Speed Sensor (VSS) (2.2L VIN 5) (A/T)	On right rear of transmission.
Vehicle Speed Sensor (VSS) (2.2L VIN 5) (M/T)	On left rear of transmission.
Vehicle Speed Sensor (VSS) (4.3L VIN W) (A/T)	On right rear of transmission or transfer case.
Vehicle Speed Sensor (VSS) (4.3L VIN W) (M/T)	On left rear of transmission.
Wheel Speed Sensors	Inside of respective wheel.

GMC Sonoma 2001 - SOLENOIDS & SOLENOID VALVES

GMC Sonoma 2001 SOLENOIDS & SOLENOID VALVES LOCATION

Component	Location
Automatic Level Control Solenoid Valve	In right rear quarter panel.
Automatic Transmission Controller (Utility W/Floor Shift)	In center floor console.
Automatic Transmission Shift Lock Solenoid (W/Column Shift A/T)	On steering column, in shift lever.
Brake Pressure Modulator Valve (BPMV)	On left front inner fender, part of EBCM.
Endgate Window Release Actuator	In top of endgate.
Evaporative Emissions (EVAP) Canister Purge Solenoid Valve (2.2L VIN 5)	On right side of engine, above ignition coil. See Fig. 3 .
Evaporative Emissions (EVAP) Canister Purge Solenoid Valve (4.3L VIN W)	On top right rear of engine. See Fig. 5 .
Evaporative Emissions (EVAP) Canister Vent Valve	On crossmember, rear of fuel tank.
Exhaust Gas Recirculation (EGR) Valve (2.2L VIN 5)	On top rear of engine. See Fig. 2 .
Exhaust Gas Recirculation (EGR) Valve (4.3L VIN W)	On top front of engine. See Fig. 5 .
Front Drive Axle Clutch Solenoid	On firewall, near windshield wiper motor.
HVAC Vacuum Control Solenoid Valve (W/Auto A/C)	On lower rear of heater assembly.
Liftgate Window Release Actuator	At bottom center of liftgate glass.
Park Lock Solenoid (W/Floor Shift A/T)	On steering column.
Pressure Control Solenoid (PC SOL) Valve	Inside automatic transmission.
Torque Converter Clutch Pulse Width Modulation Solenoid (TCC PWM SOL) Valve	Inside automatic transmission.
Torque Converter Clutch Solenoid (TCC SOL) Valve	Inside automatic transmission.
1-2 Shift Solenoid (1-2 SS) Valve	Inside transmission.
2-3 Shift Solenoid (2-3 SS) Valve	Inside transmission.
3-2 Shift Solenoid (3-2 SS) Valve	Inside transmission.

GMC Sonoma 2001 - SWITCHES

GMC Sonoma 2001 SWITCHES LOCATION

Component	Location
A/C Compressor High Pressure Switch (4.3L VIN W)	On rear of A/C compressor.
A/C Compressor Pressure Switch (4.3L VIN W)	At A/C accumulator.
Automatic Level Control Inflator Air Switch	In right rear quarter panel.
Automatic Transmission Fluid Pressure Manual Valve Position Switch	Inside transmission.
Back-Up Lamp Switch (M/T)	On left side of transmission.
Brake Fluid Level Switch	On master cylinder.
Brake Pressure Differential Switch	In center of combination switch.
Clutch Pedal Position Switch	On clutch pedal support bracket.
Endgate Lock Cylinder Switch	On top center of endgate.
Four Wheel Drive Indicator Switch	On front axle, right of differential.
Liftgate Lock Cylinder Switch	On bottom center of liftgate.
Park Brake Warning Switch	On base of park brake assembly.
Park/Neutral Position & Back-Up Lamp Switch (A/T)	On left side of transmission.
Park Position Switch	In steering column.
Rear Window Wiper Cutout & Liftgate Ajar Jamb Switch	In liftgate/endgate, near latch.
Seat Belt Switch	In left front seat belt buckle.
Stoplight Switch	On brake pedal support bracket.

GMC Sonoma 2001 - MISCELLANEOUS

GMC Sonoma 2001 MISCELLANEOUS LOCATION

Component	Location
A/C Compressor Clutch Diode (2.2L VIN 5)	In A/C compressor wire harness, between A/C compressor & engine harness breakout. See Fig. 2 .
A/C Compressor Clutch Diode (4.3L VIN W)	In A/C compressor clutch wire harness, behind compressor.
Audio Amplifier	Inside center console.
Blower Motor Resistor	On right rear of engine compartment, on blower module.
Data Link Connector (DLC)	Under left side of dash.
Distributor (4.3L VIN W)	Top rear of engine.
Fuel Injectors (2.2L VIN 5)	On top of engine, at intake ports.
Fuel Injectors (4.3L VIN W)	On top of engine, at intake ports.
Fuel Pump Prime Connector	In underhood fuse block.
Headlamp Ballast (2)	Beneath respective headlamp assembly.
High Mount Stoplamp Resistor	In body harness 10 cm before breakout to high mounted stoplamps.
Ignition Coil (2.2L VIN 5)	On right side of engine.
Ignition Coil (4.3L VIN W)	On top right side of engine. See Fig. 4 .

GMC Sonoma 2001 - CONNECTORS

GMC Sonoma 2001 CONNECTORS LOCATION

Component	Location
C100 (2.2L VIN 5) (16 Pin)	Engine harness to body harness, right of engine compartment, near powertrain control module.
C100 (4.3L VIN W) (Black, 6 Pin)	Engine harness to heated oxygen sensor extension harness, rear of engine compartment, near A/C accumulator.
C101 (Black, 16 Pin)	Engine harness to body harness, right of engine compartment, near powertrain control module.
C102 (Black, 2 Pin)	Engine harness to body harness, right of engine compartment, near powertrain control module.
C104 (Black, 6 Pin)	Engine harness to chassis harness, left of engine compartment, near fuel tank pressure sensor.
C108 (NP1) (Black, 7 Pin)	Transfer case extension harness to body harness, left rear engine compartment, near firewall pass-through.
C108 (4WD) (M/T) (Black, 16 Pin)	Transfer case extension harness to body harness, left rear engine compartment, near firewall pass-through.
C116 (6 Pin) (A/T)	Engine harness to active transfer case harness.
C116 (4WD) (Black, 2 Pin)	Active transfer case harness to vehicle speed sensor jumper harness, near transfer case encoder motor C1.
C116 (4WD) (M/T) (Black, 2 Pin)	Engine harness to active transfer case harness, near back-up lamp switch.
C117 (Black, 2 Pin)	Engine harness to AIR jumper harness, near secondary AIR fuse block.
C200 (Yellow, 2 Pin)	SIR I/P harness to body harness connector, right of dash, near C203.
C201 (Black, 4 Pin)	Steering column harness to steering wheel controls jumper harness, behind SIR steering wheel inflator module.
C203 (Black, 116 Pin)	Body harness to I/P harness, to right of dash.
C204 (Black, 7 Pin)	Body harness to floor shifter harness, front of transmission controller.
C207 (Natural, 9 Pin)	Radio jumper harness to I/P harness, near radio C3.
C209 (Black, 16 Pin)	Body harness to dome harness, left front of dash.
C210 (Black, 4 Pin)	Body harness to radio steering wheel controls, front of dash, near C211.
C211 (Black/Gray, 48 Pin)	Body harness to steering column harness, in front of dash, near steering column.
C214 (Yellow, 2 Pin)	Body harness to steering column harness, near stoplamp switch.
C217 (Black, 4 Pin)	Body harness to I/P harness, at top left front of dash, below dash fuse block.
C223 (Natural, 2 Pin)	I/P harness to auxiliary power tray, left of C203.
C224 (Black, 4 Pin)	Body harness to I/P tray harness, in front of dash, rear of ashtray.
C229 (Black, 4 Pin)	Body harness to dome lamp harness, near C209.
C300 (Black, 2 Pin)	Dome harness to sun roof overhead harness, near sun roof module.
C301 (Black, 4 Pin)	Near driver information center.
C304 (Gray, 6 Pin)	Body harness to left door harness, near left front door jamb switch.
C305 (Gray, 2 Pin)	Body harness to door harness, near C304.
C315 (Black, 6 Pin)	Body harness to right front seat pigtail connector, under right front seat.
C317 (Black, 6 Pin)	Body harness to left front seat belt switch & power seats, under left front seat.
C401 (Natural, 5 Pin)	In left rear side of frame rail.
C402 (Black, 4 Pin)	Body harness to right taillamp harness, at right rear of vehicle.
C403 (Black, 4 pin)	Body harness to left taillamp harness, to left rear of vehicle.
C411 (Black, 2 Pin)	Body harness to endgate harness, to left center of rear body, at endgate.
C412 (Gray, 4 Pin)	Body harness to endgate harness, to left center of rear body, at endgate.
C413 (Black, 6 Pin)	Body harness to endgate harness, to left center of rear body, at endgate.
C426 (Black, 6 Pin)	Body harness to liftglate harness in-line connector, near upper left corner of liftgate.
C427 (1 Pin)	Body harness to liftgate harness, near upper left corner of liftgate.
C428 (8 Pin)	Body harness to liftgate harness, near upper right corner of liftgate.
C429 (1 Pin)	Body harness to liftgate harness, near upper right corner of liftgate.
C430 (Sportside) (Black, 2 Pin)	Chassis harness to license lamp harness, inside rear crossmember, in front of license plate.
C430 (Utility) (Black, 4 Pin)	Chassis harness to license lamp harness, inside rear crossmember, in front of license plate.
C433 (Black, 1 Pin)	Body harness to right side endgate coiled cord, at right rear upper body, near endgate liftglass.
C500 (W/ Power Locks/Windows) (Gray, 22 Pin)	Body harness to left front door harness, in left front door.
C500 (W/O Power Locks/Windows) (Black, 4 Pin)	Body harness to left front door harness, in left front door.
C501 (Black, 16 Pin)	Body harness to left front door harness, in left front door.
C601 (W/Power Locks/Windows) (Gray, 22 Pin)	Body harness to right front door harness, in right front door.
C601 (W/O Power Locks/Windows) (Black, 4 Pin)	Body harness to right front door harness, in right front door.

GMC Sonoma 2001 - GROUNDS

GMC Sonoma 2001 GROUNDS LOCATION

Component	Location
G100	AIR harness, on lower right radiator support.
G102 (2.2L VIN 5)	Engine harness, right front engine, under generator. See Fig. 3 .
G102 (4.3L VIN W)	Engine harness, right rear of cylinder head. See Fig. 4 .
G103 (2.2L VIN 5)	Engine harness, right front of engine, under generator. See Fig. 3 .
G103 (4.3L VIN W)	Engine harness, right rear of cylinder head. See Fig. 4 .
G104	Engine harness, left rear of cylinder head.
G105 (2.2L VIN 5)	Engine harness, right rear engine, near ignition control module. See Fig. 3 .
G105 (4.3L VIN W)	Engine harness, left rear of cylinder head.
G106	Battery negative harness, right side frame rail, forward of right front wheel.
G107	Battery negative harness, to right front of engine block.
G108	Battery negative harness, right of radiator support, near battery fuse.
G110	Body harness, near windshield washer pump.
G111	Forward lamps harness, left of radiator support, near SP100.
G112	Forward lamps harness, inside of right radiator support, near SP101.
G117	Body harness, left rear engine compartment, near cruise control module.
G200	Body harness, left rear dash, above firewall pass-through, left rear engine compartment, on cowl.
G201	Body harness, left rear of dash, above firewall pass-through, left rear engine compartment, on cowl.
G202	Body harness, to left rear of dash, above firewall pass-through, left rear engine compartment.
G203	Body harness, right of dash, between C203 & splice packs.
G204	Body harness, right of dash, near C203.
G205	Body harness, right of dash, near C203.
G206	Body harness, right of dash, near C203.
G207	Steering column harness, near multifunction switch.
G402 (Pickup)	Chassis harness, near top center of second crossmember from rear of vehicle, attached to fuel filler neck ground strap.
G402 (Utility)	Chassis harness, in left rear frame rail.
G420 (Pickup)	Chassis harness, in right rear frame rail.
G420 (Utility)	Body harness, in corner of right rear body, near C402.
G475	Taillamp harness, in left rear frame rail, near SP402.
G450	Body harness, in left rear corner of body, near C403.

GMC Sonoma 2001 - SPLICES

GMC Sonoma 2001 SPLICES LOCATION

Component	Location
S103	Engine harness, between breakout for underhood fuse block & C104, 19.5 cm from throttle position sensor.
S104	AIR jumper, between G100 & secondary air injection reactor pump, 20 cm from secondary air injection pump C2 connector.
S105	AIR jumper, between G100 & breakout to engine harness, 5 cm from breakout to engine harness.
S106 (2.2L VIN 5)	Engine harness, between powertrain control module & fuel injector breakout, 25 cm from powertrain control module breakout. See Fig. 3 .
S106 (4.3L VIN W)	Engine harness, between rear heated oxygen sensors & body harness breakout, 7 cm from breakout to heated oxygen sensor connector.
S107	Forward lamps harness, between left headlamp leveling actuator & C106 breakout, 26 cm from left front foglamp breakout.
S109	In engine harness, between powertrain control module & C104 breakout, 42 cm from C117.
S113	In body harness, between blower motor & blower motor relay breakout, 13 cm from blower motor breakout.
S118	Body harness, between blower motor & blower motor relay breakout.
S121	Body harness, between electronic brake control module, C1 & C102 breakout, 6.5 cm from S113.
S129	Engine harness, between A/C refrigerant pressure sensor & C111 breakout, 20 cm from A/C refrigerant pressure sensor breakout. See Fig. 3 .
S138	Body harness, near manual A/C blower motor resistor, 27.5 cm from A/C blower motor resistor breakout.
S140 (A/T)	Engine harness, 13 cm from vehicle speed sensor breakout.
S140 (M/T)	Engine harness, 7 cm from vehicle speed sensor breakout.
S152 (2.2L VIN 5)	Engine harness, between fuel injector connector & ignition control module breakout, 7 cm from G105. See Fig. 3 .
S152 (4.3L VIN W)	Engine harness, between breakout for left & right rear engine grounds, 13 cm from breakout to left rear engine ground. See Fig. 4 .
S203	Body harness, 17 cm from SP202.
S204	I/P harness, near dash fuse block, 4 cm from breakout to C217.
S205	I/P harness, between radio & BCM connector C3 breakout, 8 cm from radio breakout.
S207	Remote cassette jumper harness, between remote cassette playback device & C207, 37.5 cm from C207.
S208 (W/ Automatic A/C)	I/P harness, between BCM connector C3 & stereo radio breakout, 6 cm from breakout to BCM.
S208 (W/O Automatic A/C)	I/P harness, between radio & right console courtesy lamp breakout, 4 cm from breakout to right console courtesy lamp.
S217	I/P harness, from heater controller connectors breakout, 6 cm from breakout.
S240	I/P harness, 4 cm from BCM connector C3 breakout & instrument cluster breakout.
S268	Auxiliary power tray harness, 9.5 cm from in-line I/P connector.
S269	Auxiliary power tray harness, 8.5 cm from in-line I/P connector.
S283	I/P harness, between BCM connector C3 & radio breakout, 13 cm from BCM breakout.
S290	I/P harness, between C205 breakout.
S302 (W/Sun Roof)	Dome harness, between inside air temperature sensor & left visor vanity mirror lamp breakout, 5 cm from sensor breakout.
S302 (W/O Sun Roof)	Dome harness, between inside air temperature sensor & left visor vanity mirror lamp breakout, 5 cm from sensor breakout.
S304	Body harness, before left & right rear door breakout.
S309	Body harness, 98 cm from rear door breakout.
S311	In left power seat harness.
S313	Left power seat harness, 15 cm from C317.
S314	Left power seat harness, 20 cm from C317.
S320	Right power seat harness, 15 cm from C315.
S321	Right power seat harness, 20 cm from C315.
S335	Floor shift extension harness, between automatic transmission shift lock solenoid & lamp breakout, 7 cm from lamp breakout.
S336	Floor shift extension harness, between automatic transmission shift lock solenoid and lamp breakout, 7 cm from lamp breakout.
S400	Body harness, between C474 & vehicle interface unit.
S401	Body harness, between C474 & vehicle interface unit.
S404	Body harness, 10 cm before high mount stoplamp breakout.
S405	Body harness, 10 cm before high mounted stoplamp breakout.
S417	Left taillamp jumper harness, 18 cm from right taillamp jumper, near C403, near right front park/turn signal lamp pass-through & C403.
S418	Right taillamp jumper harness, 18 cm from right rear of vehicle, near right front park/turn signal lamp pass-through & C402.
S419	Left taillamp jumper harness, 8 cm toward, C403 from left rear of vehicle, near left front park/turn signal lamp pass-through.
S420 (Utility)	Left taillamp jumper harness, 8 cm from C403.
S427 (Crew Cab Pickup)	Left rear body harness.
S427 (Utility)	Left rear body harness, 7 cm below C403 breakout.
S501	Left door harness, between door speaker & door lock breakout.
S502	Left door harness, between door speaker & door lock breakout.
S601	Right door harness.
SP100	Forward lamp harness, to left rear of radiator support.
SP101	Forward lamp harness, right inside of radiator support.
SP200	Strapped to body harness, in center front of dash, right of SP204.
SP201	Strapped to body harness.
SP202	Strapped to body harness, at left center of dash.
SP203	I/P harness, on dash, in front of ashtray, strapped to body harness.
SP204	Strapped to body harness, in center front of dash, left of SP200.
SP400	Taillamp harness, on center inside of rear crossmember.
SP401	Taillamp harness, in rear of right side frame rail.
SP402	Taillamp harness, in rear of left side frame rail.
SP422	Chassis harness.
SP423	Chassis harness, on top of rear crossmember.