Diagram sections — 31 (52 total)
AIR CONDITIONING ANTI-LOCK BRAKES ANTI-THEFT BODY COMPUTER COMPUTER DATA LINES COOLING FAN CRUISE CONTROL DEFOGGERS ELECTRONIC POWER STEERING ELECTRONIC SUSPENSION ENGINE PERFORMANCE EXTERIOR LIGHTS GROUND DISTRIBUTION HEADLIGHTS HORN INSTRUMENT CLUSTER INTERIOR LIGHTS MEMORY SYSTEMS POWER ANTENNA POWER DISTRIBUTION POWER DOOR LOCKS POWER SEATS POWER WINDOWS RADIO SHIFT INTERLOCKS STARTING/CHARGING SUPPLEMENTAL RESTRAINTS TRANSMISSION TRUNK, TAILGATE, FUEL DOOR WARNING SYSTEMS WIPER/WASHER
AIR CONDITIONING Automatic A/C Wiring Diagram for Chevrolet Corvette 1999 List of elements for Automatic A/C Wiring Diagram for Chevrolet Corvette 1999: 81 (base of right "a" pillar) (base of right "a" pillar) g203 (in i/p harness) star connector 1 +5v A/c clu micro relay A/c compressor clutch A/c diode A/c mini fuse 24 10a A/c on A/c refrigerant pressure sensor (attached to the a/c high side line) A/c solenoid Act pos in All times Ambient outside temperature sensor (right front of engine compt) Battery Bi-lev solenoid Blo mot maxi fuse 51 30a Blo spd Blower motor control module (behind right side of dash) C10 C11 C12 C13 Cool fan 1 maxi fuse 49 30a Cool fan 1 mini relay Cool fan 2 maxi fuse 46 30a Cool fan 2 mini relay Cool fan 3 mini fuse 14 10a Cool fan 3 mini relay D10 D11 D12 D13 Data line Data link connector (under dash, below steering column) Defrost solenoid G105 (rear of right front wheel- house) G105 (rear of right front wheelhouse) G203 Ground Heater solenoid Hot at Hot at all times Hot in run Hot in run or start Hvac con mini fuse 27 10a Hvac control head Hvac mini fuse 18 10a Ign Inside air temperature sensor (in air outlet, right of steering column) Inside temp Instrument panel electrical center Left electric actuator Left engine cooling fan motor Motor drive Nca Outside temp Pnk Powertrain control module (right side of engine compt) Pres sig Recirc solenoid Red Relay ctrl Right electric actuator Right engine cooling fan motor S201 (i/p harness, 30 cm from hvac control head) S215 Sens gnd Sens ground Serial data Sol 1 ctrl Sol 2 ctrl Sol 3 ctrl Sol 4 ctrl Sol 5 ctrl Solid state Sunload in Sunload temperature sensor (top of dash, left side of defroster grille) Tan Underhood electrical center Vacuum/electric solenoid Compressor Wiring Diagram for Chevrolet Corvette 1999 List of elements for Compressor Wiring Diagram for Chevrolet Corvette 1999: 24 (auto c1 a/c) (manual c2 a/c) A/c clu micro relay A/c compres- sor clutch A/c diode A/c mini fuse 24 10a A/c on A/c refrigerant pressure sensor (attached to the a/c high side line) A/c req A/c request A/c request (serial data) D12 G105 (rear of right front wheelhouse) Hot in run or start Hvac control head Nca Powertrain control module (right side of engine compartment) Relay control Sens grd Sens sig Serial data Star connector 1 (in i/p harness) Underhood electrical center Volts Manual A/C Wiring Diagram for Chevrolet Corvette 1999 List of elements for Manual A/C Wiring Diagram for Chevrolet Corvette 1999: 50 (base of left "a" pillar) g200 +5v A c2 A/c clu micro relay A/c compres- sor clutch A/c diode A/c mini fuse 24 10a A/c on A/c refrigerant pressure sensor (attached to the a/c high side line) A/c req Air recirc Air source logic All times Blo mot maxi fuse 49 30a Blower motor Blower motor control module (behind right side of dash) Blower motor relay (part of blower motor control module) Cool fan 1 maxi fuse 49 30a Cool fan 1 mini relay Cool fan 2 maxi fuse 46 30a Cool fan 2 mini relay Cool fan 3 mini fuse 14 10a Cool fan 3 mini relay Defogger system Defrost/defog G tan G105 (rear of right front wheel- house) G105 (rear of right front wheelhouse) G203 (base of right "a" pillar) Hot at Hot in run Hot in run or start Hvac mini fuse 18 10a Hvac con mini fuse 27 10a Hvac control head Instrument panel electrical center Left engine cooling fan motor Nca Off Powertrain control module (right side of engine compt) Press sig Rear defogger circuit Red Relay ctrl Right engine cooling fan motor Sens gnd Tan Temp control Temperature door motor (behind dash, mounted on heater plenum) Underhood electrical center
ANTI-LOCK BRAKES Anti-lock Brake Wiring Diagrams, with Active Handling for Chevrolet Corvette 1999 List of elements for Anti-lock Brake Wiring Diagrams, with Active Handling for Chevrolet Corvette 1999: 94 (i/p harn, 6.5 cm from body control module) (left rear of engine) A11 A13 Abs maxi fuse 52 40a Abs/rtd elec maxi fuse 53 20a Abstrns fuse 1 10a Antilock brake system indicator Back-up lamps input Body control module (mounted on toe board) Brake pres input Brake pressure differential switch Brake pressure in Brake pressure modulator valve (bpmv) Brake pressure sensor D15 Data link connector (under dash below steering column) Delivered torque Electronic brake traction control module (ebtcm) (left front side of engine compt, mounted on frame rail) Electronic power steering system Electronic suspension system Electronic traction/ suspension control switch Exterior lights system G200 (left kick panel) G402 G417 (right rear frame rail) Ground Hot at all times Hot in on or start Hot in run Ign feed Instru- ment panel electrical center Instrument cluster Ipc mini fuse 10a Iso La input Lateral accelerometer Left front wheel speed sensor Left rear wheel speed sensor Lf in Lf out Lf whl spd sens (hi) Lft frt whl spd sens (lo) Lft rear spd sens (hi) Lft rear whl spd sens (lo) Lr in Lr out Magnasteer (hi) Magnasteer (lo) Nca Pnk Powertrain control module (right side of engine compt) Prime Pump motor Pump motor power output Red Requested torque Rf in Rf out Right front wheel speed sensor Right rear wheel speed sensor Rr in Rr out Rt frt whl spd sens (hi) Rt frt whl spd sens (lo) Rt rear whl spd sens (hi) Rt rear whl spd sens (lo) S106 S108 S206 S308 S310 Sensor ground Serial data Serial data line Solid state Star connector 1 (in i/p harness) Steering wheel position sensor Steering wheel sensor Stop light switch Stoplamp switch (brake pedal support) Stp/haz maxi fuse 20a Suspension ctrl module Tan Tcs active indicator Tcs valve solenoid control signals Torque del Torque req Traction on/off Underhood electrical center Valve power output Valve solenoid control signals Yaw rate sens Yaw rate sensor Anti-lock Brake Wiring Diagrams, without Active Handling for Chevrolet Corvette 1999 List of elements for Anti-lock Brake Wiring Diagrams, without Active Handling for Chevrolet Corvette 1999: 78 (i/p harn, 6.5 cm from body control module) (left rear of engine) A11 A13 Abs maxi fuse 52 40a Abs/rtd elec maxi fuse 53 20a Abstrns fuse 1 10a Antilock brake system indicator Body control module (mounted on toe board) Brake pressure modulator valve (bpmv) D15 Data link connector (under dash below steering column) Delivered torque Electronic brake traction control module (ebtcm) (left front side of engine compt, mounted on frame rail) Electronic power steering system Electronic suspension system Electronic traction/ suspension control switch G200 (left kick panel) G402 G417 (right rear frame rail) Ground Hot at all times Hot in on or start Hot in run Ign feed Instru- ment panel electrical center Instrument cluster Ipc mini fuse 10a Iso Left front wheel speed sensor Left rear wheel speed sensor Lf in Lf out Lf whl spd sens (hi) Lft frt whl spd sens (lo) Lft rear spd sens (hi) Lft rear whl spd sens (lo) Lr in Lr out Magnasteer (hi) Magnasteer (lo) Nca Pnk Powertrain control module (right side of engine compt) Prime Pump motor Pump motor power output Red Requested torque Rf in Rf out Right front wheel speed sensor Right rear wheel speed sensor Rr in Rr out Rt frt whl spd sens (hi) Rt frt whl spd sens (lo) Rt rear whl spd sens (hi) Rt rear whl spd sens (lo) S206 Serial data Serial data line Solid state Star connector 1 (in i/p harness) Steering wheel sensor Stop light switch Stoplamp switch (brake pedal support) Stp/haz maxi fuse 20a Suspension ctrl module Tan Tcs active indicator Tcs valve solenoid control signals Torque del Torque req Traction on/off Underhood electrical center Valve power output Valve solenoid control signals
ANTI-THEFT Anti-theft Wiring Diagram for Chevrolet Corvette 1999 List of elements for Anti-theft Wiring Diagram for Chevrolet Corvette 1999: 78 A/t A11 A13 Accy B10 Body control module (mounted on the toe board, in right front footwell) Bulb test C13 C14 Clutch pedal switch (top of clutch pedal) Convertible Crk fuse 14 10a D16 Driver door module (bottom of left door) Driver dr ajar Exterior lights system (back-up lights circuit) Exterior lights system (drl relays) F/tnkdr fuse 32 15a F12 Fog lamp switch/ rear compartment lid release switch Folding top ajar indicator switch G200 G202 G203 G413 Ground Horn rly Horns system (horn relay) Hot at all times Hot in on and start Ignition key Ignition key lock cylinder Ignition switch Instrument panel cluster (ipc) Instrument panel fuse block Instrument panel fuse block (in right front footwell, mounted to toe board) Ipc fuse 10a Key in Key out Key sw in Left door ajar indicator switch Left door key switch Lock Lt door ajar Lt drl rly M/t Nca Off Park/neutral position switch (left side of transmission) Pass dr ajar Pass key rtn Pass-key in Passenger door module (bottom of right door) Per/mlp rly Pnk Powertrain control module (right side of engine compt) Red Resistor pellet Right door ajar indicator switch Right door key switch Rr compt rel Rt door ajar Rt drl rly Run S210 (i/p harn, right of blower motor control module breakout) Security indicator Serial data Splice pack 201 (left kick panel) Splice pack 202 (left kick panel) Splice pack 202 (right kick panel) Splice pack 302 (front of right quarter panel) Star connector 1 (in instrument panel harness) Start Starter enable Starter maxifuse 60a Starting/ charging system (starter) Tan Theft deterrent relay (in right footwell, above bcm)
BODY COMPUTER
COMPUTER DATA LINES Computer Data Lines for Chevrolet Corvette 1999 List of elements for Computer Data Lines for Chevrolet Corvette 1999: 31 (dash harn) star connector 2 (under driver's seat) driver's seat control module A11 B11 Body control module (bcm) (mounted on toe board, in right footwell) C/laldl fuse 29 10a C10 D12 Data link connector (dlc) (under dash, below steering column) Electronic brake/traction control module (ebtcm) (at left frontside of engine compt, on frame rail) Electronic suspension control (esc) module (in rear compt, inside rear tub) G105 (rear of right front wheelwell) G200 Hot at all times Hvac control head (w/ cj2) Inflatable restraint sensing & diagnostic module (below center of dash) Instrument cluster Instrument panel electrical center Left door control module (in lower center of left door) Pnk Powertrain control module (pcm) (on right side of engine compt) Radio Remote cd player (if equipped) Remote control door lock receiver (left side of rear compt) Right door control module (in lower center of right door) S206 Splice pack 201 (left kick panel) Splice pack 208 (behind right side of dash) Star connector 1 (dash harness) Tan Tan d
COOLING FAN Cooling Fan Wiring Diagram for Chevrolet Corvette 1999 List of elements for Cooling Fan Wiring Diagram for Chevrolet Corvette 1999: 15 All times Cool fan 1 maxi fuse 49 30a Cool fan 1 mini relay Cool fan 2 maxi fuse 46 30a Cool fan 2 mini relay Cool fan 3 mini fuse 14 10a Cool fan 3 mini relay G105 (rear of right front wheel- house) Hot at Hot in run or start Left engine cooling fan motor Powertrain control module (right side of engine compt) Relay ctrl Right engine cooling fan motor Underhood electrical center
CRUISE CONTROL Cruise Control Wiring Diagram for Chevrolet Corvette 1999 List of elements for Cruise Control Wiring Diagram for Chevrolet Corvette 1999: 50 Accelerator pedal position sensor (top of accelerator pedal) Act ctrl 1 Act ctrl 2 App 1 5v ref App 1 gnd App 1 sig App 2 5v ref App 2 gnd App 2 sig App 3 5v ref App 3 gnd App 3 sig Cr cont a Cruise control switch Exterior lights system Fuse 20 10a b Fuse 8 20a b G120 (right side of engine) Ground Headlamp & turn signal control switch Hot at all times Hot in run or start Hot with ign relay energized (in run or start) Ignition Instrument panel electrical center (in right front footwell) Nca Off On/off sig Pnk Powertrain control module (right side of engine compt) R/a Res/acc sig S120 Set/coast sig Stop lamp switch (brake pedal support) Stop sw sig Stp haz a Tac serl data Tan Throt cont fuse 17 15a Throttle actuator control module (attached to pcm, below battery) Throttle actuator control motor (left side of throttle body) Throttle position sensor (on throttle body assembly) Tps 1 5v ref Tps 1 gnd Tps 1 sig Tps 2 5v ref Tps 2 gnd Tps 2 sig Underhood electrical center (right rear of engine compt)
DEFOGGERS Defogger Wiring Diagram for Chevrolet Corvette 1999 List of elements for Defogger Wiring Diagram for Chevrolet Corvette 1999: 47 (front body harn, 20cm from breakout to ground splice pack at "b" pillar) (i/p harn, 5 cm from blwr mtr breakout) (mounted on toe board, in right footwell) body control module C1 c C1 k C10 C2 a5 C60 Cj2 D12 Data line Data link connector (under dash, below steering column) Defog enable Defog ind Defog relay ctrl Defog request Defogger ind E5 c3 F6 c60 cj2 f7 G203 (right kick panel) G305 (right "b" pillar) G308 (left "b" pillar) Ground Hot at all times Hot in run Hvac control head (center of dash, under radio) Hvac minifuse 18 10a Ign Ignition Instrument panel electrical center (in right front footwell, mounted to toe board) Left door control module (bottom center of left door) Left outside rearview mirror Mirror defog ctrl Nca Rear defogger Rear defogger capacitor Rear defogger relay Rear defogger switch Right door control module (bottom center of right door) Right outside rearview mirror Rr defog maxifuse 48 40a S206 S312 S314 Splice pack Star connector 1 (i/p harness) Tan
ELECTRONIC POWER STEERING Electronic Power Steering Wiring Diagram for Chevrolet Corvette 1999 List of elements for Electronic Power Steering Wiring Diagram for Chevrolet Corvette 1999: 39 (below battery tray) g111 1995 vftc c 5v ref A c5 Abs maxi fuse 52 40a Abs/rtdelec maxifuse 20a Abstrns mini fuse 1 10a Actuator ctrl Analog signal Antilock brake system Battery C3 e8 Computer data lines system Data Data link connector (dlc) (under dash, below steering column) Electronic brake/ traction control module (ebtcm) (rear of vehicle, behind center of axle) Gnd Ground Hot at all all times Hot in on Ignition Index out Index signal Magnasteer actuator (on left side of steering gear) Nca Phase a output Phase a signal Phase b output Phase b signal Red S106 S108 S206 S308 S310 Star connector 1 Steering wheel position sensor (at base of steering column) Underhood electrical center (on right rear of engine compartment) With active handling system only
ELECTRONIC SUSPENSION Electronic Suspension Wiring Diagram for Chevrolet Corvette 1999 List of elements for Electronic Suspension Wiring Diagram for Chevrolet Corvette 1999: 74 (dash harness, near blower motor control module connector breakout) 5 v ref A10 A11 A12 A7 c3 Abs system Abstrns mini fuse 5 10a B c5 B10 B11 B12 Battery C10 C11 C12 C13 Chassis pitch D10 D11 D12 D13 Data link connector (under dash, below steering column) Electronic brake/traction control module (at left front side of engine compt, on frame rail) Electronic suspension control module (in rear compt, inside rear tub) Electronic traction/ suspension control switch G417 (right rear frame rail) Ground Hot at all times Hot in run Ignition Instrument cluster Left front electronic suspension position sensor (right side of left front shock spring) Left front shock absorber solenoid (on bottom of left front shock) Left rear electronic suspension position sensor (right side of left rear shock spring) Left rear shock absorber solenoid (on bottom of left rear shock) Lf pos sens Lf sol high Lf sol low Lr pos sens Lr sol high Lr sol low Nca Orn Perf Powertrain control module (right side of engine compt) Real time damping (rtd) micro relay Red Ref voltage Rf pos sens Rf sol high Rf sol low Right front electronic suspension position sensor (right side of right front shock spring) Right front shock absorber solenoid (on bottom of right front shock) Right rear electronic suspension position sensor (right side of right rear shock spring) Right rear shock absorber solenoid (on bottom of right rear shock) Rr pos sens Rr sol high Rr sol low Rtd maxi fuse 51 20a Rtd mini fuse 7 10a Rtd relay S204 S206 Serial data Sport Star connector 1 (left side of body control module) State solid Steering pos Tour Underhood electrical center (right rear of engine compt) Vehicle speed Vss out Vss signal
ENGINE PERFORMANCE
5.7L 5.7L VIN G, Engine Performance Wiring Diagrams (1 of 4) for Chevrolet Corvette 1999 List of elements for 5.7L VIN G, Engine Performance Wiring Diagrams (1 of 4) for Chevrolet Corvette 1999: 88 (below battery tray) (center of eng, below intake manifold) (right side of eng, above starter) (top left side of eng) 10a 3-2 shift sol (a/t) 2-3 gear block out (m/t) 587 (or 687) A/c refrig press sen 5v ref A/c request press sen gnd Anti-lock brake system Anti-lock brakes system Ckp sen b+ Ckp sen gnd Ckp sen sig Clutch sw Cmp sen gnd Cmp sen sig Computer data lines system Cooling fans system Ect sen gnd Ect sen sig Eng cool fan rly 1 Eng oil press sen 5v ref Eng oil press sen gnd Engine oil level sensor (on right side of oil pan) Extended travel brake sw F11 Front knock sensor Fuel inj n04 Fuel inj n06 Fuel inj n07 Fuel inj no1 Fuel inj no2 Fuel inj no3 Fuel inj no5 Fuel inj no8 Fuel injectors Fuel tank press 5v ref Fuse b G112 G120 Heated oxygen sensor, front (lf) b1s1 (forward of catalytic converter) Heated oxygen sensor, front (rf) b2s1 (forward of catalytic converter) Heated oxygen sensor, rear (lr) b1s2 (rear of catalytic converter) Heated oxygen sensor, rear (rr) b2s2 (rear of catalytic converter) Ho2s sig hi bank 1 sen1 Ho2s sig hi bank1 sen1 Ho2s sig hi bank2 sen1 Ho2s sig hi bank2 sen2 Ho2s sig lo bank1 sen1 Ho2s sig lo bank1 sen2 Ho2s sig lo bank2 sen1 Ho2s sig lo bank2 sen2 Hot at all times Hot in run Hot in run or start Hot in run, bulb test or start Injr1 fuse 22 15a Injr2 fuse 18 15a Knock sen sig front Knock sen sig rear Low oil level sw Map sen 5v ref Map sen gnd Nca Oxy sen fuse 15 15a Pcm a Pcm gnd Pcm ign suply Pnk Powertrain control module (on right side of eng compt) Powertrain induce chas pitch Prnd a Prnd b Prnd p Rear knock sensor Red Request torque sig Sen gnd Serial data Splice pack Tan Tcc brake sw Throt act ctrl serial data Tr sig b Tr sig c Trans temp sen gnd Underhood electrical center 5.7L VIN G, Engine Performance Wiring Diagrams (2 of 4) for Chevrolet Corvette 1999 List of elements for 5.7L VIN G, Engine Performance Wiring Diagrams (2 of 4) for Chevrolet Corvette 1999: 60 (left rear of frame rail) (lower right side of eng) crankshaft position sensor (on left side of transmission) reverse inhibit solenoid (rear of right front wheelwell) (top center rear of eng) camshaft position sensor (under vehicle, on left side of transmission) 2-3 gear blockout solenoid 1-2 shift solenoid 10a 2-3 shift solenoid 3-2 shift solenoid A/t A12 Air pmp fuse 50 20a Air pump relay Air sol relay Automatic trans- mission Automatic transmission fluid pressure manual valve position switch Automatic transmission fluid temp sensor B pnk (m/t) Cruise control release switch (on bracket, front of brake pedal) D10 D2 sw D3 sw D4 sw E12 Eng ign1 fuse 19 F/pmp fuse 13 20a F12 Fuel pump relay G101 G103 G112 (top left side of eng) G416 Hot at all times Hot in run or start Hot with ign1 relay energized Left fuel level sensor (in left fuel tank) Lo sw M/t Nca Park/ neutral position & backup lamp switch (on left side of transmission) Pessure control solenoid valve Pnk Pnk (m/t) Pnk b Red Red a Rev sw Right fuel level sensor (in right fuel tank) S400 S408 S410 Secondary air injection pump motor (left front of eng compt, on skid bar) Splice pack (near right headlamp assembly) Splice pack 122 (below battery tray) Splice pack 208 (right side of dash) Tan Tcc pwm solenoid Tcc solenoid Underhood elecrical center 5.7L VIN G, Engine Performance Wiring Diagrams (3 of 4) for Chevrolet Corvette 1999 List of elements for 5.7L VIN G, Engine Performance Wiring Diagrams (3 of 4) for Chevrolet Corvette 1999: 75 (attached to pcm, below battery) throttle actuator control module (left ign ctrl mod jumper, approx 4 cm from breakout for ign ctrl/coil mod 5) (left ign ctrl mod jumper, approx 5cm from breakout for 8 pin in-line conn top center of valve cover) (left side of eng) (mil) (on left side of throttle body) throttle actuator control motor (on throttle body assembly) throttle position sensor (on top of accelerator pedal, part of mounting bracket) accelerator pedal position sensor (right side of eng, above starter) A/c refrigerant pressure sensor (attached to a/c high side line) Act ctrl no1 Act ctrl no2 App no1 5v App no1 sig App no2 5v App no2 gnd App no2 sig App no3 5v App no3 gnd App no3 sig B16 Cruise control systsem Eng ign 1 a Engine coolant temperature sensor (left side of of eng, below generator) Engine oil pressure sensor (on top center rear of eng) Evaporative emission canister purge valve (top left side of eng, on intake manifold) Extended brake tra Exterior lights system Fuse 17 15a b Fuse 19 15a b Fuse 8 20a b G112 G120 Gnd Hot at all times Hot with ign relay energized (in run or start) Ign Ignition control/ coil module 1 (top of cylinder) Ignition control/ coil module 3 (top of cylinder) Ignition control/ coil module 5 (top of cylinder) Ignition control/ coil module 7 (top of cylinder) Instrument cluster Instrument panel electrical center Malfunction indicator lamp Manifold absolute pressure sensor (on top rear of intake manifold) On/off sig Plug spark Pnk Pnk b Pnk d Pnk d ign ctrl Pp no1 gnd Red c ign ctrl Ref lo Res/acc sig S101 S103 S105 S120 S213 Set/coast sig Spark plug Stop lamp switch (on top of brake pedal support) c2 Stop lamp switch (top of brake pedal support) Stop sw sig Stp haz a Tac serl data Tan Throt cont a Tps no1 5v Tps no1 sig Tps no2 5v Tps no2 gnd Tps no2 sig Underhood electrical center 5.7L VIN G, Engine Performance Wiring Diagrams (4 of 4) for Chevrolet Corvette 1999 List of elements for 5.7L VIN G, Engine Performance Wiring Diagrams (4 of 4) for Chevrolet Corvette 1999: 86 (on air intake assembly) mass air flow sensor (right ign ctrl mod jumper, approx 4 cm from ign ctrl/ coil mod 4 breakout) (right ign ctrl mod jumper, approx 5 cm from breakout for 8 pins in-line conn top center of valve cover) (right rear side of vehicle) evaporative emission canister vent valve solenoid (right side of eng, above starter) (top left side of eng) 1223 (or 375) 2-3 ss (or 1-4 lamp ctrl) A gnd A pnk A/c clutch rly ctrl A/c refrig press sen sig A/c request sig (c60 only) A/c status sig A/c system Air pump rly ctrl Air sol rly ctrl Alt f terminal Alt term l Anti-lock brake system B ref lo C pnk Cooling fans system D ign Eng cool fan rly 2&3 ctrl Eng oil press sen sig Eng speed (tach) out sig Evap can purge valve ctrl Evap can vent valve ctrl Fuel level sen sig Fuel levl sen sig (second) Fuel pump rly ctrl Fuel tank press sen sig Fuel tank pressure sensor G112 G120 Iat sen gnd Iat sen sig Ign ctrl 1 Ign ctrl 2 Ign ctrl 3 Ign ctrl 4 Ign ctrl 5 Ign ctrl 6 Ign ctrl 7 Ign ctrl 8 Ign ctrl ref low bank 1 Ign ctrl ref low bank 2 Ignition control/ coil module 2 (top of cylinder) Ignition control/ coil module 4 (top of cylinder) Ignition control/ coil module 6 (top of cylinder) Ignition control/ coil module 8 (top of cylinder) Instrument cluster system Intake air temperature sensor (on front center of eng, in the air duct) Maf sen sig Map sen sig Mil ctrl Pcm gnd Plug Plug spark Pnk Powertrain control module (on right side of eng compt) Prnd c Red Red c ign ctrl Reverse inhibit sol ctrl S100 S102 S104 S120 Spark Starting/ charging system Starting/charging system Tan Tcc ctrl sol Tcc enable circuit Torque delivered Tr shift sol a Tr sig a Tran temp sen sig Trans fluid press ctrl hi Trans fluid press ctrl lo Vehicle speed out Vehicle speed sensor (on right of differential) Vss ref lo Vss sig hi
EXTERIOR LIGHTS Back-up Lamps Wiring Diagram for Chevrolet Corvette 1999 List of elements for Back-up Lamps Wiring Diagram for Chevrolet Corvette 1999: 20 A/t Anti-lock brakes system Approach mini fuse 2 15a Back-up lamp switch (right side of transmission) Body control module (bcm) (mounted on toe board, in right front footwell) Btsi/bu mini fuse 21 10a C2 b7 G416 (left rear frame rail) Hot at all times Hot in run Instrument panel fuse block (at right front footwell) Left back-up lamp M/t Park/neutral position switch & back-up lamp switch (on left side of transmission) Perim lp micro relay 38 Right back-up lamp S402 S482 (rear body harn, near breakout to back-up lamps) Splice pack 400 (rear of vehicle, taped to harness near back-up lamps harn breakout) Underhood fuse block (right rear of engine compt) Exterior Lamps Wiring Diagram for Chevrolet Corvette 1999 List of elements for Exterior Lamps Wiring Diagram for Chevrolet Corvette 1999: 65 (left rear frame rail) g416 A15 A16 Alc prk lp relay Alc relay Anti-lock brakes system Approach mini fuse 2 15a B10 B12 Body control module (bcm) (mounted on toe board, in right footwell) C12 Center high mount stop lamp (chmsl) D11 D12 D16 Drl left relay Drl right relay E12 F12 Flasher G105 G200 Hazard sw Hazard warning switch Hazt/sg mini fuse 15 20a Head Headlamp switch Hot at all times Hot in run or start Instrument cluster Instrument panel fuse block Interior lights system Left front park/ turn lamp Left front side marker b lamp Left rear side marker lamp Left tail/ stop/ turn lamps Lft drl ctrl Lft turn in License lamps Nca Nca b Off Park Pk/tlp mini fuse 6 10a Pnk R nca Right front park/ turn lamp Right front side marker lamp Right rear side marker lamp Right tail/ stop/ turn lamps Rt drl ctrl Rt turn in S205 (dash harness, 4cm right of radio module) S481 (rear body harn, near breakout to left tail/stop/ turn lamps) S484 (rear body harn, near breakout to back-up lamps) S492 (rear body harn, near breakout to right tail/stop/ turn lmps) Splice pack 100 (rear of right front wheelwell) Splice pack 102 (under right headlamp, taped to harness) Splice pack 201 (at left kick panel) Splice pack 400 (rear of vehicle, taped to harness near back-up lamps) Stoplamp switch Stp/haz mini fuse 8 20a Turn signal switch Underhood fuse block Z nca
GROUND DISTRIBUTION Ground Distribution Wiring Diagram (1 of 3) for Chevrolet Corvette 1999 List of elements for Ground Distribution Wiring Diagram (1 of 3) for Chevrolet Corvette 1999: 69 (to compact disc player, dealer installed) A/c comp- ressor clutch A/c diode A12 A18 Accessory plug B13 B15 Battery Body control module Brake fluid level indicator switch Brake pressure differential switch Brake pressure modulator valve Compact disc player Cool fan 3 mini- relay 44 Data link connector Daytime running lamps module Electronic traction/ suspension control switch Engine coolant level indicator switch Engine cooling fan motor (right) F11 F12 G105 G105 (rear of right front wheelwell) G113 G120 (right side of engine above starter) G200 G200 (left kick panel) Hazard warning switch Headlamp opening door actuator control module Horn Horn switch Inflatable restraint sensing & diagnostic module Instrument cluster Instrument panel electrical center Left door ajar indicator switch Left door control module Left fog lamp Left front radio speaker Left head- lamp door assembly Left i/p courtesy lamp Left park/ turn signal lamp Left side marker lamp Nca Park/ neutral position & back-up switch Radio Remote control door lock receiver Right fog lamp Right front radio speaker Right front side marker lamp Right head- lamp opening door assembly Right park/ turn signal lamp Secondary air injection pump Splice pack 100 (rear of right front wheelwell) Splice pack 101 (under left headlamp assembly) Splice pack 102 (under right headlamp assembly, taped to forward lamps harness) Splice pack 201 (left kick panel) Splice pack 203 (left kick panel) Splice pack 208 (behind right side of dash) Steering column lock Telescopic actuator switch Temp- erature door motor Under- hood lamp Underhood electrical center W/ uis W/o uis Wind- shield washer fluid switch Wind- shield washer pump motor Wind- shield wiper motor Ground Distribution Wiring Diagram (2 of 3) for Chevrolet Corvette 1999 List of elements for Ground Distribution Wiring Diagram (2 of 3) for Chevrolet Corvette 1999: 67 (below battery tray) (left "b" pillar) Auto a/c Base seats Blower motor control module Blower motor relay (manual a/c) Body control module Bose mini- relay 43 Brake/ transmission shift interlock control solenoid Cigar lighter D10 Driver seat control module Electronic brake traction control module Engine oil level sensor F/ pmp micro- relay 35 F12 G111 G112 (left side of engine) G114 (top left rear of engine) G120 (right side of engine) G203 G308 G312 (behind left seat) Heated oxygen sensor (lf) b1s1 Heated oxygen sensor (lr) b1s2 Heated oxygen sensor (rf) b2s1 Heated oxygen sensor (rr) b2s2 Hvac control head I/p compart- ment lamp Ign mini- relay 42 Ignition coil module 1 Ignition coil module 2 Ignition coil module 3 Ignition coil module 4 Ignition coil module 5 Ignition coil module 6 Ignition coil module 7 Ignition coil module 8 Ignition switch Inside rearview mirror Instrument panel electrical center Left door ajar indicator switch Left seat belt switch Left seat relay center Left seat upper motor Left vanity mirror lamp Manual a/c Mass air flow sensor Nca Powertrain control module Rear window defogger Right courtesy lamp Right door control module Right vanity mirror lamp S100 (right ignition control module jumper, near ignition coil module 8) S101 (left ignition control module jumper, near ignition coil module 1) S120 (engine harness, near powertrain control module breakout) S202 (i/p harness, 39cm right of inside rearview mirror breakout) S301 (left seat harness, under left seat) Splice pack 122 (behind right front wheelwell) Splice pack 202 (right kick panel) Sport seats Throttle actuator control module Underhood electrical center W/ memory W/o memory Wire end taped to instrument panel harness Ground Distribution Wiring Diagram (3 of 3) for Chevrolet Corvette 1999 List of elements for Ground Distribution Wiring Diagram (3 of 3) for Chevrolet Corvette 1999: 35 (right "b" pillar) (w/ recliner only) A12 Center high mount stop lamp Convertible Coupe Electronic suspension control module Folding top lid latch Folding top release switch Fuel tank filler door lock actuator G305 G416 (left rear frame rail) G417 (right rear frame rail) Left backup lamp Left fuel level sensor Left rear compartment courtesy lamp Left rear compartment lid latch Left rear license lamp Left rear side marker lamp Left tail/stop turn signal lamp Nca Power antenna Right backup lamp Right fuel level sensor Right rear compartment courtesy lamp Right rear compartment lid latch (conv/hard top) rear compartment lid latch (coupe) Right rear license lamp Right rear side marker lamp Right seat relay center Right seat upper motor Right tail/stop turn signal lamp S402 (transmission harness, 55cm from right rear shock absorber breakout) S408 (fuel tank jumper harn, near left fuel tank connector) Splice pack 302 Splice pack 400 (rear of vehicle, taped to harness near backup lamps breakout)
HEADLIGHTS Headlamp Doors Wiring Diagram for Chevrolet Corvette 1999 List of elements for Headlamp Doors Wiring Diagram for Chevrolet Corvette 1999: 33 A headlamps on input B battery B6 c3 Body control module (mounted on toe board, in right footwell) Brake transmission shift interlock control solenoid C209 D ground D11 E battery c1 G105 (rear of right wheel- Hdlp off in Hdlp on Hdlpmotl h mini fuse 4 10a Hdlpmotr h mini fuse 3 10a Head Headlamp opening door actuator control module (in lower right front of engine compt) Headlamp switch Headlamps off input Headlights system (headlamps & fog lalmps circuit) Hot at all times Instrument cluster Instrument panel electrical center (in right front footwell) Left headlamp door control Left headlamp opening door assembly Nca Off Park Pk t/lp mini fuse 6 10a Right headlamp door control Right headlamp opening door assembly Splice pack Underhood electrical center (right rear of engine compt) Well) Headlamps & Fog Lamps Wiring Diagram for Chevrolet Corvette 1999 List of elements for Headlamps & Fog Lamps Wiring Diagram for Chevrolet Corvette 1999: 75 A c4 A10 Alc hclp relay ctrl Alc hdlp micro relay Ambient light sensor (top of dic switches) Amplifier Aproch mini fuse 2 15a B10 B15 Body control module (mounted on toe board, in right footwell) C10 C209 C4 c3 D10 c2 D16 Drl l micro relay Drl l relay ctrl Drl r micro relay Drl r relay ctrl E1 c2 E4 c3 Exterior lights system F/tnk dr minifuse 32 15a F12 c1 F4 c2 Flash Flash -to- pass switch Fog lamp ind ctrl Fog lamp on indicator Fog lamp relay ctrl Fog lamp request Fog lamp switch Fog lamp/ rear compartment lid release switch Fog lp micro- relay Fog lp minifuse 6 10a G105 G113 G200 Hdhibml mini fuse 12 10a Hdhibmr mini fuse 9 10a Hdlobml mini fuse 10 10a Hdlobmr mini fuse 8 10a Hdlp circuit breaker 54 20a Head Headlamp dimmer switch Headlamp switch High High beam High beam indicator Hot at all times Instrument cluster Instrument panel electrical center (right front foot- well) Instrument panel electrical center (right front footwell) Left fog lamp Left front turn signal/ park lamp Left headlamp opening door assembly Left turn signal in Light sensor ground ctrl Light sensor input ctrl Low Low beam Nca Off Park Red Right fog lamp Right headlamp opening door assembly Right turn signal in Splice pack Splice pack (left kick panel) Splice pack 100 (rear of right front wheel) Splice pack 100 (rear of right front wheelwell) Splice pack 101 (under left headlamp assembly) Tan Underhood electrical center (right rear of engine compt)
HORN Horn Wiring Diagram for Chevrolet Corvette 1999 List of elements for Horn Wiring Diagram for Chevrolet Corvette 1999: 18 B10 Body control module (bcm) (in right front footwell) C209 G101 G200 Horn (behind right side front fascia) Horn micro relay Horn minifuse 11 20 a Horn relay control Horn switches Hot at all times Nca Slip ring Splice pack (left kick panel) Splice pack (rear of right front wheelwell) Steering wheel Steering wheel lock Underhood fuse block (right rear of engine compt)
INSTRUMENT CLUSTER
INTERIOR LIGHTS Courtesy Lamps Wiring Diagram for Chevrolet Corvette 1999 List of elements for Courtesy Lamps Wiring Diagram for Chevrolet Corvette 1999: 48 (w/ remote control (w/o remote control (w/ remote control) (w/o remote control) A12 B+ voltage B12 Body control module (bcm) (mounted on toe board, in right footwell) C c2 C/laldl mini fuse 29 10a C11 C12 C2 a C2 b Crtsy lmp rly Ctsy lp relay 42 D c2 Driver door module (ddm) F3 c2 G107 (behind right headlamp) G200 (left kick panel) G203 (right kick panel) G413 (front of right quarter panel) Hot at all times I/p fuse block Inside rearview mirror Instrument illumination circuit Instrument panel compartment lamp Left door ajar indicator switch Left footwell courtesy lamp Left rear compartment courtesy lamp Left vanity mirror lamp Lt dr ajar sw Monitored ld mini fuse 2 10a Monitored ld relay 37 Nca Passenger door module (pdm) Relay cntrl Right door ajar indicator switch Right footwell courtesy lamp Right rear compartment courtesy lamp Right vanity mirror lamp Rt dr ajar sw S200 (i/p harn, near inside rearview mirror breakout) S202 S303 Splice pack Underhood fuse block Underhood lamp Instrument Illumination Wiring Diagram for Chevrolet Corvette 1999 List of elements for Instrument Illumination Wiring Diagram for Chevrolet Corvette 1999: 50 (c60) (cj2) (cj2) (c60) A11 Alc prk lp micro relay 43 B17 Body control module (bcm) (mounted on toe board, in right footwell) Brake/ transmission shift lock control solenoid C16 j C2 f11 C60 D11 D12 c2 Data link connector (dlc) Dimmer switch Driver door module (ddm) (in lower center of left door) E12 c1 F/tnkdr mini fuse 32 15a Fog lamp/ rear compartment lid release switch G200 (left kick panel) G203 (right kick panel) Ground Head Headlamp switch Hot at all times Hvac control module I/p fuse block Inflatable restraint i/p module disable switch (2001) Inside rearview mirror Instrument cluster K c1 Left door switch Nca Off Park Passenger door module (pdm) (in lower center of right door) Pk/tlp mini fuse 6 10a Prndl Radio Right door switch S202 S206 (i/p harn, approx 5 cm from blower motor control module breakout) S212 Serial data Solid state Splice pack Star connector 1 Star connector 2 Tan Traction/ suspension control switch Underhood fuse block
MEMORY SYSTEMS Memory Seat & Mirrors Wiring Diagram for Chevrolet Corvette 1999 List of elements for Memory Seat & Mirrors Wiring Diagram for Chevrolet Corvette 1999: 100 (behind left seat) (on underside of driver's seat) driver's seat control module (pins a-b not used) (pins e-f not used) (under left front seat) left seat lower motor B11 B9 c2 Battery C1 b12 C11 c1 C12 c1 Data link connector (under dash, below steering column) Dcm l minifuse 10a Dcm r minifuse 10a Down in Down out Forward in Forward out Front down Front down in Front down out Front position Front up Front up in Front up out Front vertical motor Fwd Fwd/rev position G200 (left kick panel) G203 (right kick panel) G312 Ground Horiz- ontal motor Hot at all times Indicator power Instrument panel electrical center L/r position Left door control module (in lower center of left front door) Left door switch Left in Left indicator Left mir enable Left miror select Left mirror ind Left out Left power mirror Left seat adjuster switch Left/ right motor Memory 1 ind Memory 1 switch Memory 2 ind Memory 2 switch Memory ind Memory set 1 Memory set 2 Mirror down Mirror left Mirror right Mirror up Nca Pwr fdl minifuse 25a Pwr fdr minifuse 25a Pwr st/dvr circuit breaker 20a Rear down Rear down in Rear down out Rear position Rear up Rear up in Rear up out Rear vertical motor Reverse Reverse in Reverse out Right door control module (in lower center of right front door) Right in Right indicator Right mir enable Right mirror ind Right mirror select Right out Right power mirror S206 S391 S392 Scm l minifuse 10a Sensor ground Sensor power Sensor return Serial data Splice pack 201 Splice pack 202 Star connector Steering column memory circuit Switch ground Tan Up in Up out Up/ down motor Up/dn position Steering Column Memory Wiring Diagram for Chevrolet Corvette 1999 List of elements for Steering Column Memory Wiring Diagram for Chevrolet Corvette 1999: 18 5v ref Back Forward G200 (left kick panel) Left door control module (in lower center of left front door) Pnk Pos sens gnd Pos sig Power seat and mirror memory circuit Red S391 S392 Splice pack 201 St col in St col out Telescoping actuator assembly Telescoping actuator switch Telescoping drive motor
POWER ANTENNA Power Antenna Wiring Diagram for Chevrolet Corvette 1999 List of elements for Power Antenna Wiring Diagram for Chevrolet Corvette 1999: 27 A12 A8 c3 Antenna Antenna input Antenna relay Bose mini relay Bose signal processor (above accelerator pedal) C2 e8 C2 f11 Coaxial cable Down Down switch E12 c3 Ends do not electrically attach G305 Hot at all times I/p fuse block (in right front footwell, mounted to toe board) Nca Radio Radio antenna module (behind lower b-pillar) Radio on input Radio on output Radio power antenna (right rear quarter panel) Rdo/ant fuse 24 20a S208 Splice pack 302 (right "a" pillar) Up switch
POWER DISTRIBUTION Power Distribution Wiring Diagram (1 of 4) for Chevrolet Corvette 1999 List of elements for Power Distribution Wiring Diagram (1 of 4) for Chevrolet Corvette 1999: 69 (a/t only) (diagram 1 of 4) (i/p harn, 7.5cm right of brake switch conn breakout) (top right side of engine) g120 (transmission harn, 6.5cm rearward of trans harn to fuel tank jumper) Abs maxi fuse 52 40a Abs rtd elc maxi fuse 53 20a Air pmp maxi use 50 20a Air pmp micro- relay 33 Air sol micro- relay 40 Aproach mini fuse 2 15a Automatic transmission Backup lmps micro- relay 38 Battery C1 electronic suspension control motor Cool fan 1 maxi fuse 49 30a Cool fan 1 mini- relay 41 Cool fan 2 maxi fuse 46 30a Cool fan 2 mini- relay 43 Cruise control release switch (m/t) Drl l micro- relay 40 Drl r micro- relay Electronic brake/traction control module Eng ign 1 mini fuse 19 10a Evaporative emission canister purge valve Evaporative emission vent valve F11 Fog lamp/rear compartment lid release switch Fog lp micro- relay 39 Fog lp mini fuse 6 10a From cool b fan fuse 49 (diagram 1 of 4) From cool fan c 2 fuse 46 (diagram 1 of 4) From ign d mini-relay Fusible link gra 20 ga Fusible link rust 10 ga Generator Hdlpmotl h mini fuse 4 10a Hdlpmotr h mini fuse 3 10a Headlamp opening door actuator control module Horn micro mini fuse 2 20a Horn micro- relay 36 Horns Ign mini- relay Instrument panel electrical center Left fog lamp Mass air flow sensor Pcm mini fuse 16 10a Pcm mini fuse 23 10a Pnk Powertrain control module Red Reverse inhibit solenoid Right fog lamp Rtd maxi use 51 20a Rtd micro- relay 41 Rtd mini fuse 7 10a S120 S213 S400 Second & third gear lock- out solenoid Starter solenoid Stop lamp switch To aproach fuse 2 (diagram 1 of 4) To egn ign 1 mini fuse 19 (diagram 1 of 4) To f/pmp fuse 13 (diagram 4 of 4) To ign mini-relay (diagram 1 of 4) To instrument panel electrical center (diagram 2 of 4) To throtcont mini fuse 17 (diagram 4 of 4) Under- hood electrical center Power Distribution Wiring Diagram (2 of 4) for Chevrolet Corvette 1999 List of elements for Power Distribution Wiring Diagram (2 of 4) for Chevrolet Corvette 1999: 81 (i/p harn, approx 22.5 cm from elctronic accessory plug conn) (w/ power lumbar) A12 B11 B12 Base seats Blo mot maxi fuse 30a Blower motor control module (auto a/c) Blower motor control module (manual a/c) Blower motor relay (manual a/c) Bose mini fuse 28 20a Bose mini- relay 43 Bose signal processor C/ltr mini fuse 7 25a C11 C12 Cigar lighter Cnsl cig mini fuse 1 20a Compact disc player Dcm l mini fuse 10a Dcm r mini fuse 10a E12 Electronic accessory plug Electronic traction control switch F/tnkdr mini fuse 50 15a F12 Fog lamp switch/ rear compartment lid release switch From g cnsl cig fuse 1 (diagram 2 of 4) From rdo/cd e fuse 5 (diagram 2 of 4) From underhood power distribution center (diagram 1 of 4) G200 G203 Hazard warning switch Htchtrk micro- relay 39 Hvac control head (auto a/c) Hvac control head (manual a/c) Hvaccon mini fuse 27 10a Ign 1 fuse 47 60a Ign 2 maxi fuse 45 60a Instrument panel electrical center Left door control module Left seat adjuster switch Left seat control module Left seat relay center Left seat upper motor Lumbar mini fuse 3 15a Nca Power antenna (convertible only) Pwr fdl mini fuse 25a Pwr fdr mini fuse 25a Pwr st/drv circuit breaker 20a Pwr st/pas circuit breaker 20a Radio Rdo/ant mini fuse 24 20a Rdo/cd mini fuse 5 15a Rear compartment lid/fuel tank filler doorlock release switch Red Remote control door lock receiver Right door control module Right seat adjuster switch Right seat relay center Right seat upper motor (w/o power lumbar) Rr defog maxi fuse 40a Rr defog mini- relay 44 S212 S300 (right seat harness, under right seat) Scm l mini fuse 4 10a Splice pack 201 (left kick panel) Splice pack 202 (right kick panel) Sport seats Starter maxi fuse 52 60a Stop lamp switch Stp/haz mini fuse 8 20a Theft deterrent relay To blomot fuse 51 (diagram 2 of 4) To ignition switch (diagram 3 of 4) To lumbar mini fuse 3 (diagram 2 of 4) To pk t/ lp fuse 6 (diagram 3 of 4) Tonn rel micro- relay 41 Tonn rel mini fuse 17 10a Wire end taped to i/p harness Power Distribution Wiring Diagram (3 of 4) for Chevrolet Corvette 1999 List of elements for Power Distribution Wiring Diagram (3 of 4) for Chevrolet Corvette 1999: 59 (i/p harn, 22.5cm right of inside rearview mirror breakout) s200 (not used) A/t A11 A12 A14 Acc Alc hdlp micro relay Alc park lamp micro relay Asry off mini fuse 11 20a B11 Back-up lamp switch Bcm 2 mini fuse 10a Bcm a mini fuse 9 10a Bcm/ ipc mini fuse 10a Bcmi 3 mini fuse 10a Body control module Brake/ transmission shift interlock control solenoid Btsi/bu mini fuse 21 10a Bulb test C/l aldl fuse 10a Clutch pedal position switch Crk mini fuse 14 10a Ctsy lp micro- relay 42 D12 Data link connector From c/ltr fuse 7 (diagram 2 of 4) From ign 1 fuse 47 (diagram 2 of 4) From ign 2 maxi fuse 45 (diagram 2 of 4) Glove box lamp Hdlp circuit breaker 20a Headlamp switch Ignition switch Inside rearview mirror lamp Instrument cluster Instrument panel electrical center Left vanity mirror lamp M/t Monit- ored ld mini fuse 2 10a Monitored ld micro relay 37 Nca Off Park/ neutral position switch Pk t/lp mini fuse 6 10a Pnk Red Right vanity mirror lamp Run Start Steering column lock relay To bcmi 1 mini fuse 13 (diagram 4 of 4) To hvac fuse 18 (diagram 4 of 4) Under -hood elect center Under- hood lamp Underhood electrical center Windshield washer pump motor Windshield wiper switch Wire end taped to i/p harness Wsw fuse 10 25a Power Distribution Wiring Diagram (4 of 4) for Chevrolet Corvette 1999 List of elements for Power Distribution Wiring Diagram (4 of 4) for Chevrolet Corvette 1999: 65 (diagram 3 of 4) (left ignition coil module jumper, near ignition coil module 7) s103 A/c clu micro A/c mini fuse 24 fuse 14 10a A13 Abstrns mini fuse 5 10a B12 Bcmi 1 mini fuse 13 10a Blower motor relay Body control module Cool fan 3 mini fuse 14 10a Cool fan 3 mini relay 44 Cooling fan 2 micro- relay Cr cont mini fuse 20 10a Cruise control switch D13 Electrical center (diagram 1 of 4) Electronic brake/ traction control module Electronic suspension control module F/pmp fuse 13 20a F/pmp micro- relay 35 From btsi/bu mini fuse 21 (diagram 3 of 4) From ignition switch l From pcm fuse 16 (diagram 1 of 4) From underhood m Fuel injector Hazard warning switch Heated oxygen sensor (lf) b1s1 Heated oxygen sensor (lr) b1s2 Heated oxygen sensor (rf) b2s1 Heated oxygen sensor (rr) b2s2 Hvac control head Hvac mini fuse 18 10a Hzdt/sg mini fuse 15 20a Ignition coil/ module 1 Ignition coil/ module 2 Ignition coil/ module 3 Ignition coil/ module 4 Ignition coil/ module 5 Ignition coil/ module 6 Ignition coil/ module 7 Ignition coil/ module 8 Inflatable restraints sensing & diagnostic module Injr 1 fuse 22 15a Injr 2 fuse 18 15a Instrument cluster Instrument panel electrical center Ipc mini fuse 19 10a Left electric actuator Nca Oxygen mini fuse 15 15a Pnk Pnk a Pnk a11 Pnk d5 Right electric actuator Rr defog mini- relay 44 S102 (right ignition coil module jumper, near ignition coil module 2) Sdm mini fuse 16 15a Temperature door motor Throt- cont mini fuse 17 15a Throttle actuator control module Underhood electrical center W/ auto a/c W/ manual a/c
POWER DOOR LOCKS Power Door Lock Wiring Diagram for Chevrolet Corvette 1999 List of elements for Power Door Lock Wiring Diagram for Chevrolet Corvette 1999: 38 (i/p harness, 7 cm left of bcm connector c2 breakout) s208 A12 B11 B12 C10 C11 C12 D12 Data link connector (under dash, below steering column) Dcm/l fuse 33 10a Dcm/r fuse 30 10a F12 G103 (rear of right front wheelwell) G200 (left kick panel) G203 (right kick panel) Hot at all times Hvac con fuse 27 10a Instrument panel electrical center (in right front footwell, mounted to toe board) Left door control module (inside left door) Left door lock actuator motor Left door lock cylinder switch Left door switch Lock Pnk Pwr fdl fuse 34 25a Pwr fdr fuse 31 25a Remote control door lock receiver (on left side of rear compartment) Right door control module (inside right door) Right door lock actuator motor Right door lock cylinder switch Right door switch Splice pack 201 Splice pack 202 Splice pack 208 (behind right side of dash) Star connector 1 (i/p harness, serial data) Star connector 2 (i/p harness, serial data) Tan Unlock
POWER SEATS 6-Way Power Seat Wiring Diagram for Chevrolet Corvette 1999 List of elements for 6-Way Power Seat Wiring Diagram for Chevrolet Corvette 1999: 47 B c3 B2 c3 B9 c2 C c2 C c3 C2 c C2 d C2 e C2 f C3 b C3 c C3 d C3 d2 D c2 D c3 Driver lower seat motor Driver seat adjuster switch Driver seat relay center E c2 F c2 Forward Forward/ reverse motor Front down Front up Front up/down motor Front vertical motor G305 (right "b" pillar) G312 (behind left seat) Hot at all times I/p fuse block Lumbar circuit Lumbar fuse 3 10a Passenger lower seat motor (under right front seat) Passenger seat adjuster switch Passenger seat relay center Pwr st/dvr circuit breaker 35 20a Pwr st/pass circuit breaker 36 20a Rear down Rear up Rear up/down motor Rear vertical motor Reverse S300 S301 Scm-l fuse 4 10a Splice pack Tan Lumbar Wiring Diagram for Chevrolet Corvette 1999 List of elements for Lumbar Wiring Diagram for Chevrolet Corvette 1999: 48 A c2 B1 c2 C c1 C1 a C1 h C1 k C2 c C2 d C2 e C2 e3 C2 f C2 g C3 b2 D c1 Deflate Deflate relay Driver seat adjuster switch Driver seat pump F c1 G c1 G301 G305 G312 (behind left seat) H c2 Hot at all times I/p fuse block Inflate Inflate relay K c2 Lower lumbar Lower lumbar deflate Lower lumbar inflate Lumbar fuse 3 15a Lumbar motor Passenger seat adjuster switch Passenger seat pump Pnk Pressure switch Right seat relay center S300 Scm l fuse 4 10a Side bolster Side bolster deflate Side bolster inflate Splice pack 302 (right "b" pillar) Upper lumbar Upper lumbar deflate Upper lumbar inflate
POWER WINDOWS Power Window Wiring Diagram for Chevrolet Corvette 1999 List of elements for Power Window Wiring Diagram for Chevrolet Corvette 1999: 35 B11 B12 Battery C11 C12 Data link connector (partial) (under dash, below steering column) Dcm l mini fuse 10a Dcm r mini fuse 10a Down Driver window switch G200 (left kick panel) G203 (right kick panel) Ground Hot at all times Instrument panel electrical center (in right front footwell, mounted to toe board) Left door control module (bottom center of left door) Left door switch Left win ctrl Left win dn Left win up Left window motor Passenger window switch Pwr fdl mini fuse 25a Pwr fdr mini fuse 25a Right door control module (bottom center of right door) Right door switch Right win ctrl Right win dn Right win up Right window motor S206 Serial data Splice pack Star connector 2 Tan
RADIO Radio Wiring Diagrams, with Bose System for Chevrolet Corvette 1999 List of elements for Radio Wiring Diagrams, with Bose System for Chevrolet Corvette 1999: 81 (right kick panel) A10 A11 A12 Ant rly coil Antenna Antenna rly Ars 1 B10 B11 B12 Bare Battery Bose mini fuse 28 20a Bose mini relay Bose signal processor Compact disc player Computer data lines system Coupe D10 Dr lk rly Drain Drain rtn E & c data E10 E11 E12 F10 F11 Fc feed Fc return Fc rtn Fc spkr Front window antenna G200 (left kick panel) G203 Ground Hardtop Hot at all times Instrument panel electrical center Left audio Left front door speaker Left rear speaker Lf audio Lf feed Lf low Lf return Lr feed Lr low Lr return Lt audio Mast antenna Nca Pnk Power antenna system Radio Radio antenna module (behind lower "b" pillar trim) Radio on Rdo/ant mini fuse 5 20a Rdo/cd mini fuse 5 15a Rear window antenna Rem rtn Remote rtn Rf draw Rf feed Rf low Rf rtn Rf sub Right front door speaker Right rear speaker Rr feed Rr low Rr return Rt audio S208 S501 S600 Serial data Splice pack sp203 (i/p harn) Tan Woofer amplifier Radio Wiring Diagrams, without Bose System for Chevrolet Corvette 1999 List of elements for Radio Wiring Diagrams, without Bose System for Chevrolet Corvette 1999: 38 A10 Antenna B10 Bare Battery Compact disc player Computer data lines system Drain rtn E & c data E11 G200 (left kick panel) Ground Hot at all times Instru- ment panel electrical center Instrument panel electrical center Left front door speaker Left rear speaker Lf feed Lf return Lr feed Lr return Lt audio Mast antenna Nca Radio Rdo/cd mini fuse 5 15a Rem rtn Rf feed Rf rtn Right front door speaker Right rear speaker Rr feed Rr return Rt audio Serial data Splice pack sp203 (dash harn) Tan Tan d
SHIFT INTERLOCKS Shift Interlock Wiring Diagram for Chevrolet Corvette 1999 List of elements for Shift Interlock Wiring Diagram for Chevrolet Corvette 1999: 12 A/t shift lock control solenoid (under center console, part of shifter) Body control module (bcm) (mounted on toe board, in right footwell) Btsi bu minifuse 21 10a G203 (right kick panel) Hot at all times Hot in on I/p fuse block Park/neutral position switch (left side of trans) Pk t/lp minifuse 6 10a Prndl Splice pack Stoplamp switch (mounted on bracket in front of brake pedal)
STARTING/CHARGING Charging Wiring Diagram for Chevrolet Corvette 1999 List of elements for Charging Wiring Diagram for Chevrolet Corvette 1999: 22 (not used) (on right side of engine compartment) powertrain control module (pcm) A13 Battery Charge ind Cluster fuse 10a Computer data lines Fusible link (10 ga- rust) G105 (rear of right front wheelwell) G120 (right side of engine, above starter) Generator Generator f terminal Generator l terminal Hot in run or start Instrument cluster Instrument panel electrical center (right front footwell) Pnk Power distribution system Red Solid state Star connector 1 Starter solenoid Starting Wiring Diagram for Chevrolet Corvette 1999 List of elements for Starting Wiring Diagram for Chevrolet Corvette 1999: 36 A/t A10 Accy Battery Body control module (on toe board, in right footwell) Bulb test Clutch pedal position switch (top of clutch pedal) Crank mini fuse 14 10a D5 (not used) F10 Fusible link (10 ga- rust) G c1 G105 (rear of right front wheelwell) G120 (right side of engine, above starter) Generator Hold- in coil Hot at all times Ign 2 maxi fuse 50 60a Ignition switch Instrument panel electrical center (in right front footwell) Lock M/t Off Park/neutral position switch and back-up lamp switch (left side of pk/n Pull- in coil Red Run Start Starter enable Starter maxi fuse 50 60a Starter motor Starter solenoid Theft deterrent relay (in instrument panel elec center) Transmission) Underhood electrical center Underhood electrical center (right rear of engine compt)
SUPPLEMENTAL RESTRAINTS Supplemental Restraint Wiring Diagram for Chevrolet Corvette 1999 List of elements for Supplemental Restraint Wiring Diagram for Chevrolet Corvette 1999: 45 (behind right side of dash) sp208 (left seat harn, under left seat) A nca A10 A11 A12 A13 A14 A15 A16 A17 A18 Air bag indicator Bar Computer data lines system Connector (dlc) (under dash, below steering column) Driver high Driver low G105 (rear of right front wheelwell) G312 (behind left seat) Ground Hot in run or start Ign pos volt Inflatable restraint instrument panel module (upper right side of dash) Inflatable restraint sensing and diagnostic module (below center of dash) Inflatable restraint steering wheel module (on front of steering wheel) Inflatable restraint steering wheel module coil Instrument cluster Instrument cluster system Instrument panel electrical center (in right footwell) Ipc mini fuse 10a Left seat belt switch Nca Pass high Pass low Pnk S206 S301 Sdm mini fuse 15a Seat belt sig Serial data Shorting Shorting bar Star connector (dash harn) W/ sport seats
TRANSMISSION
5.7L 5.7L VIN G, A/T Wiring Diagram for Chevrolet Corvette 1999 List of elements for 5.7L VIN G, A/T Wiring Diagram for Chevrolet Corvette 1999: 79 (dash harn, approx 14 cm from blower motor control module conn breakout) 1-2 shift solenoid valve 1-2 ss valve 2-3 shift solenoid valve 2-3 ss valve 3-2 shift solenoid valve assembly 3-2 ss valve A13 Automatic transmission (4l60-e) Automatic transmission fluid pressure manual valve position switch Automatic transmission fluid temperature sensor B16 B6 pnk B7 pnk Batt (+) Cruise control system Data link connector (partial) (under dash, under steering column) Decoder parity switch Ecm ign1 fuse 19 10a Ect sens gnd Ect sens sig Engine coolant temperature sensor (left side of engine below generator) Ext trvl sw Extended brake travel switch F11 pnk F2 pnk Fuel tank vent solenoid G103 (right front weelwell) G120 (right side of engine, above starter) Ground Hot at all times Hot in on or start Ignition Instrument cluster Instrument panel electrical center (right front footwell) Ipc fuse 19 10a Malfunction indicator lamp Mil ctrl Park/neutral position & back up switch Pc sol hi Pc sol low Pcm b fuse 23 10a Pcm fuse 16 10a Pnk Powertrain control module (right side of engine compt) Pressure control solenoid valve Prnd-a Prnd-b Prnd-c Prnd-p Red Rev S120 S206 S213 (dash harn, 7.5 cm from brake sw breakout) S400 Serial data Solid state Splice pack 208 (right side of dash) Star connector 1 (dash harn) Stop lamp switch Tac serial data Tan Tcc pwm sol Tcc sol Tcc/shift sw Tcc/shift switch Tft sens gnd Tft sens sig in Throttle actuator control module (attached to pcm, below battery) Torque converter clutch pulse width modulation solenoid valve Torque converter clutch solenoid valve Trans range a Trans range b Trans range c Underhood electrical center (right rear of engine compt) Vehicle speed sensor (right side of differential) Vss hi Vss lo 5.7L VIN G, M/T Wiring Diagram for Chevrolet Corvette 1999 List of elements for 5.7L VIN G, M/T Wiring Diagram for Chevrolet Corvette 1999: 28 (trans harn, 6 cm rearward of 10-pin conn of fuel tank jumper harn) s400 1 to 4 ind 1 to 4 ind ctrl 2nd & 3rd gear blockout sol ctrl 2nd & 3rd gear blockout solenoid (left side of transmission) A13 B11 C10 Eng ign1 fuse 19 10a Evaporative emmissions vent slenoid F10 F11 G120 (right side of engine, above starter) Hot at al times Hot in on or start Ignition Ignition relay Instrument cluster Instrument panel electrical center (at right footwell) Ipc fuse 19 10a Pcm fuse 16 10a Pnk Powertrain control module (right side of engine compt) Rev gear inhibit sol ctrl Reverse inhibit solenoid (left side of transmission) S120 Solid state Underhood electrical center (right side of engine compt)
TRUNK, TAILGATE, FUEL DOOR Folding Top Lid Release Wiring Diagram for Chevrolet Corvette 1999 List of elements for Folding Top Lid Release Wiring Diagram for Chevrolet Corvette 1999: 22 Body control module (bcm) (mounted on the toe board, in right footwell) C1 b12 C12 C13 C2 c11 D11 c2 E9 c1 F11 c3 Folding top lid latch (on stowage Folding top release switch G305 (right "b" pillar) Hood ajar signal Hot at all times Instrument panel electrical center (in right front footwell, mounted to toe board) Lid extension bracket) Nca Relay control Splice pack Tonn rel micro relay Tonn rel mini fuse 17 10a Tonneau ajar signal Top rel input Fuel Door Release Wiring Diagram for Chevrolet Corvette 1999 List of elements for Fuel Door Release Wiring Diagram for Chevrolet Corvette 1999: 12 C9 c3 E12 c1 F/tnkdr mini fuse 32 15a F10 c1 Fuel tank filler door lock actuator (above fuel filler door) Fuel tank filler door lock release switch G305 (right "b" pillar) Hot at all times Instrument panel electrical center (in right front footwell, mounted to toe board) Pnk S212 Splice pack Hatch Release Wiring Diagram for Chevrolet Corvette 1999 List of elements for Hatch Release Wiring Diagram for Chevrolet Corvette 1999: 26 (front body harness, near right rear speaker breakout) A9 c3 Body control module (bcm) (mounted on the toe board, in right footwell) C1 b9 C2 c12 C2 d9 C8 c2 Coupe only F/tnkdr mini fuse #32 15a F1 c1 F12 c1 Foglamp/ rear compartment lid release switch G305 (right "b" pillar) Hot at all times Htchtrk mini fuse 26 10a Htchtrk rel micro relay 39 Instrument panel electrical center (in right front footwell, mounted to toe board) Left rear compartment lid latch (on latch) Lid rel sw Nca Rel cntrl Right rear compartment lid latch (coupe) rear compartment lid latch (hardtop/ convertible) (on latch) S304 Speaker breakout) s302 Splice pack Sw sig
WARNING SYSTEMS Warning System Wiring Diagrams for Chevrolet Corvette 1999 List of elements for Warning System Wiring Diagrams for Chevrolet Corvette 1999: 25 (inside each respective wheel part of valve stem) A11 A12 C10 Computer data lines system D12 F12 Footwell, G105 (rear of right front wheelwell) Hot at all times Hvac con mini fuse 27 10a Instrument cluster Instrument panel electrical center (in right front Instrument panel electrical center (in right front footwell, mounted to toe board) Instrument panel electrical center (right front footwell mounted to toe board) Low tire pressure warning Low tire pressure warning sensor assembly (4) Mounted to toe board) Pnk Receive input Remote control door lock receiver (on left side of rear compartment) S206 Solid state Splice pack 208 (behind right side of dash) Star connector 1 (i/p harness, serial data)
WIPER/WASHER Wiper/Washer Wiring Diagram for Chevrolet Corvette 1999 List of elements for Wiper/Washer Wiring Diagram for Chevrolet Corvette 1999: 20 G113 G200 Hot in acc or run Instrument panel electrical center (in right front footwell, mounted to toe board) Mist Nca Off Pnk Pnk f6 Pulse Splice pack 101 (under left headlamp assembly) Splice pack 201 (left kick panel) Underhood electrical center (on right rear of eng compt) Underhood electrical center (on right rear of engine compt) Washer switch Windshield washer pump motor (left rear of eng compt, in washer fluid reservoir) Windshield wiper motor Windshield wiper switch Wiper switch Wsw minifuse 25a
