Chevrolet Forward Control P12 1998 - 1998 GENERAL MOTORS Parcel Delivery Van

Chevrolet Forward Control P12 1998 - BUZZERS, RELAYS & TIMERS

Chevrolet Forward Control P12 1998 BUZZERS, RELAYS & TIMERS

Component	Component Location
A/C Compressor Clutch Relay (4.3L VIN W)	On engine firewall relay bracket, under battery junction block. See Fig. 1.
A/C Compressor Clutch Relay (5.7L VIN R)	On engine firewall relay bracket, under battery junction block. See Fig. 2.
A/C Compressor Clutch Relay (6.5L VIN F)	On right side of driver's island.
A/C Compressor Clutch Relay (6.5L VIN Y)	On engine firewall relay bracket, under battery junction block.
A/C Compressor Clutch Relay (7.4L VIN J) (Commercial)	On right side of driver's island. See Fig. 4.
A/C Compressor Clutch Relay (7.4L VIN J) (Motor Home)	On engine firewall relay bracket, under battery junction block.
A/C Relay (6.5L VIN F)	In underhood fuse/relay center.
AIR Relay (6.5L VIN F)	In underhood fuse/relay center.
Auxiliary Engine Coolant Fan Relay (6.5L VIN F)	On engine firewall relay bracket, under battery junction block.
Auxiliary Engine Coolant Fan Relay (6.5L VIN Y)	On engine firewall relay bracket, under battery junction block.
Brake Lamp Relay (6.5L VIN F)	In underhood fuse/relay center.
Brake/Transmission Shift Interlock (BTSI) Relay	Mounted on top of support bracket at driver's island.
Daytime Running Lamps (DRL) Relay (Gasoline)	Behind left side of dash.
Daytime Running Lamps (DRL) Relay (Diesel)	On main support bracket, on driver's island.
Fan Control Relay	At main support bracket, behind steering column.
Fuel Pump Relay (4.3L VIN W)	On engine firewall relay bracket, under battery junction block. See Fig. 1.
Fuel Pump Relay (5.7L VIN R)	On engine firewall relay bracket, under battery junction block. See Fig. 2.
Fuel Pump Relay (6.5L VIN F)	In underhood fuse/relay center.
Fuel Pump Relay (6.5L VIN Y)	On engine firewall relay bracket, under battery junction block.
Fuel Pump Relay (7.4L VIN J)	On left side of engine compartment. See Fig. 4.
Glow Plug Relay (6.5L VIN F)	At top rear of intake manifold. See Fig. 3.
Glow Plug Relay (6.5L VIN Y)	At top rear of intake manifold.
Glow Plug Tell Tail Relay (6.5L VIN Y)	On relay bracket, left side of interior bulkhead.
Hazard Lamps Flasher	Behind left side of dash, above steering column (body builder installed).
Horn Relay (Except 6.5L VIN F)	On right side of bulkhead.
Horn Relay (6.5L VIN F)	In underhood fuse/relay center.
Park Brake Pump Motor Relay	On right frame rail, behind transmission.
Pull Button Relay	On left side of driver's island.
Seat Belt & Headlamps Alarm	At the bottom of the I/P fuse block.
Starter Relay (Gasoline)	At relay center, on right side of driver's island support.
Starter Relay (6.5L VIN F)	In underhood fuse/relay center.
Starter Relay (6.5L VIN Y)	On engine firewall relay bracket, under battery junction block.
Turn Signal Flasher	On I/P fuse block, (body builder installed).

Chevrolet Forward Control P12 1998 - CIRCUIT PROTECTION DEVICES

Chevrolet Forward Control P12 1998 CIRCUIT PROTECTION DEVICES

Component	Component Location
Battery Junction Block (6.5L VIN Y)	On top left rear of intake manifold.
Crank Fuse	On engine harness, right of steering column.
Diode 1 & 2 (6.5L VIN F)	In underhood fuse/relay center.
Diode Network	In dash harness, near I/P fuse block breakout.
Fusible Links	At battery junction block.
I/P Fuse Block (4.3L VIN W)	Behind dash panel (body builder installed). See Fig. 1.
I/P Fuse Block (5.7L VIN R)	Behind dash panel (body builder installed). See Fig. 2.
I/P Fuse Block (6.5L VIN F)	Behind dash panel (body builder installed).
I/P Fuse Block (6.5L VIN Y)	Behind dash panel (body builder installed).
I/P Fuse Block (7.4L VIN J)	Behind dash panel (body builder installed). See Fig. 4.
Underhood Fuse/Relay Center (6.5L VIN F)	In engine compartment.

Chevrolet Forward Control P12 1998 - CONTROL UNITS

Chevrolet Forward Control P12 1998 CONTROL UNITS

Component	Component Location
Accelerator Pedal Position (APP) Module (6.5L VIN F)	Attached to accelerator pedal. See Fig. 3.
Accelerator Pedal Position (APP) Module (6.5L VIN Y)	Attached to accelerator pedal.
Cruise Control Module	On radiator support bracket.
Daytime Running Lamps (DRL) Module	Behind dash, above steering column.
Electronic Brake Control Module (EBCM)	Below radiator, on first crossmember.
Electronic Ignition Coil Driver Module (4.3L VIN W)	On right top of engine. See Fig. 1.
Electronic Ignition Coil Driver Module (5.7L VIN R)	On right top of engine. See Fig. 2.
Electronic Ignition Coil Driver Module (7.4L VIN J)	On bracket at rear of intake plenum. See Fig. 4.
Fuel Balance Pump Module (7.4L VIN J) (Dual Tanks Only)	On inside of left frame rail.
Glow Plug Controller (6.5L VIN F)	On left rear of engine, near firewall.
Glow Plug Controller (6.5L VIN Y)	On left rear of engine, near firewall.
P/B Booster Fluid Flow Indicator/ Alarm Delay Module (School Bus)	On brake warning system harness, taped to dash harness at breakout to dash fuse block & headlamps switch.
Powertrain Control Module (PCM) (6.5L VIN F)	On left side of driver's island. See Fig. 3.
Powertrain Control Module (PCM) (6.5L VIN Y)	On left side of driver's island.
Transmission Control Module (TCM) (6.5L VIN F)	On left interior firewall, on top of relay bracket.
Transmission Control Module (TCM) (6.5L VIN Y)	On left interior firewall, on top of relay bracket.
Vehicle Control Module (VCM) (4.3L VIN W)	On left side of engine compartment. See Fig. 1.
Vehicle Control Module (VCM) (5.7L VIN R)	On left side of engine compartment. See Fig. 2.
Vehicle Control Module (VCM) (7.4L VIN J)	On center front of engine compartment. See Fig. 4.
Windshield Wiper Pulse Control Module	Tie strapped to engine wiring harness, under driver's island support.

Chevrolet Forward Control P12 1998 - MOTORS

Chevrolet Forward Control P12 1998 MOTORS

Component	Component Location
Auxiliary Engine Cooling Fan (6.5L VIN F)	Mounted on front of radiator.
Auxiliary Engine Cooling Fan (6.5L VIN Y)	Mounted on front of radiator.
Cruise Control Stepper Motor	Integral to cruise control module.
Electronic Injection Pump (6.5L VIN F)	On top front of engine.
Electronic Injection Pump (6.5L VIN Y)	On top front of engine.
Engine Coolant Fan Motor	Mounted to radiator.
Fuel Balance Pump (7.4L VIN J) (Dual Tanks Only)	On inside of left frame rail.
Fuel Lift Pump (6.5L VIN F)	On inside right frame rail.
Fuel Lift Pump (6.5L VIN Y)	On inside left frame rail, below driver's door.
Fuel Lift Pump Motor (6.5L VIN F)	On right frame rail, ahead of fuel tank.
Fuel Lift Pump Motor (6.5L VIN Y)	On right frame rail, ahead of fuel tank.
Fuel Sender & Fuel Pump (4.3L VIN W)	In fuel tank.
Fuel Sender & Fuel Pump (7.4L VIN J)	On top of fuel tank.
Idle Speed Control (ISC) Motor (6.5L VIN F)	On top left side of engine.
Idle Speed Control (ISC) Motor (6.5L VIN Y)	On top left side of engine.
Ignition Timing Stepper (ITS) Motor (6.5L VIN F)	Part of fuel injection pump. See Fig. 3.
Ignition Timing Stepper (ITS) Motor (6.5L VIN Y)	Part of fuel injection pump.
Park Brake Pump Motor	On right frame rail, behind transmission.
Windshield Wiper Motor	Located per body builder.

Chevrolet Forward Control P12 1998 - SENDING UNITS & SENSORS

Chevrolet Forward Control P12 1998 SENDING UNITS & SENSORS

Component	Component Location
Ambient Air Temperature Sensor (7.4L VIN J)	In the intake duct behind air filter box.
A/T Input Speed Sensor (4.3L VIN W)	On left side of transmission. See Fig. 1.
A/T Input Speed Sensor (5.7L VIN R)	On left side of transmission. See Fig. 2.
A/T Input Speed Sensor (6.5L VIN F)	On left side of transmission.
A/T Input Speed Sensor (6.5L VIN Y)	On left side of transmission.
A/T Input Speed Sensor (7.4L VIN J)	On left side of transmission. See Fig. 4.
A/T Output Speed Sensor	On left rear side of transmission.
Barometric Pressure Sensor (6.5L VIN F)	On top left rear of intake manifold.
Barometric Pressure Sensor (6.5L VIN Y)	On top left rear of intake manifold.
Boost Sensor (6.5L VIN F)	On top right center of engine. See Fig. 3.
Camshaft Position (CMP) Sensor (4.3L VIN W)	Internal to distributor. See Fig. 1.
Camshaft Position (CMP) Sensor (5.7L VIN R)	Internal to distributor. See Fig. 2.
Camshaft Position (CMP) Sensor (7.4L VIN J)	Internal to distributor. See Fig. 4.
Canister Vent Sensor (Gasoline)	On left side of canister bracket.
Crankshaft Position (CKP) Sensor (4.3L VIN W)	On right front of engine, at crankshaft pulley. See Fig. 1.
Crankshaft Position (CKP) Sensor (5.7L VIN R)	On right front of engine, at crankshaft pulley. See Fig. 2.
Crankshaft Position (CKP) Sensor (6.5L VIN F)	On lower left front of engine, behind torsional damper. See Fig. 3.
Crankshaft Position (CKP) Sensor (6.5L VIN Y)	On lower left front of engine, behind torsional damper.
Crankshaft Position (CKP) Sensor (7.4L VIN J)	On lower right front of engine, behind torsional damper. See Fig. 4.
Engine Coolant Temperature Gauge Sensor (4.3L VIN W)	On left rear side of left cylinder head.
Engine Coolant Temperature Gauge Sensor (5.7L VIN R)	On left cylinder head between two front spark plugs.
Engine Coolant Temperature Gauge Sensor (6.5L VIN F)	On left front of engine, behind P/S pump.
Engine Coolant Temperature Gauge Sensor (6.5L VIN Y)	On left front side of left cylinder head.
Engine Coolant Temperature Gauge Sensor (7.4L VIN J)	On front center of engine coolant intake.
Engine Coolant Temperature (ECT) Sensor (4.3L VIN W)	On top front of engine. See Fig. 1.
Engine Coolant Temperature (ECT) Sensor (5.7L VIN R)	On top front of engine. See Fig. 2.
Engine Coolant Temperature (ECT) Sensor (6.5L VIN F)	On top right front of engine. See Fig. 3.
Engine Coolant Temperature (ECT) Sensor (7.4L VIN J)	On top front of engine. See Fig. 4.
Engine Oil Pressure Gauge Sensor (6.5L VIN F)	On top left rear of engine block.
Engine Oil Pressure Gauge Sensor (6.5L VIN Y)	On top left rear of engine block.
Engine Speed Sensor (6.5L VIN F)	On top front of engine, in fuel injection pump.
Engine Speed Sensor (6.5L VIN Y)	On top front of engine, in fuel injection pump.
Fuel Pump Oil Pressure Switch & Sender (6.5L VIN F)	On left rear of engine.
Fuel Pump Oil Pressure Switch & Sender (6.5L VIN Y)	On left rear of engine.
Fuel Pump Switch & Engine Oil Pressure Gauge Sensor (4.3L VIN W)	On top left rear of engine. See Fig. 1.
Fuel Pump Switch & Engine Oil Pressure Gauge Sensor (5.7L VIN R)	On top left rear of engine. See Fig. 2.
Fuel Pump Switch & Engine Oil Pressure Gauge Sensor (7.4L VIN J)	On engine block, top rear, behind distributor. See Fig. 4.
Fuel Sender (6.5L VIN F)	On top of fuel tank.
Fuel Sender (6.5L VIN Y)	On top of fuel tank.
Fuel Sender & Fuel Pump (All gasoline engines)	On top of fuel tank.
Heated Oxygen Sensor (HO2S) Post-Converter (4.3L VIN W)	On exhaust system, from catalytic converter. See Fig. 1.
Heated Oxygen Sensor (HO2S) Pre-Converter (Left) (4.3L VIN W)	On left exhaust down pipe, before catalytic converter. See Fig. 1.
Heated Oxygen Sensor (HO2S) Pre-Converter (Right) (4.3L VIN W)	On right exhaust down pipe, before catalytic converter. See Fig. 1.
Heated Oxygen Sensor (HO2S) Post-Converter (Left) (5.7L VIN R)	On left exhaust system, from catalytic converter. See Fig. 2.
Heated Oxygen Sensor (HO2S) Post-Converter (Right) (5.7L VIN R)	On right exhaust system, from catalytic converter. See Fig. 2.
Heated Oxygen Sensor (HO2S) Pre-Converter (Left) (5.7L VIN R)	On left exhaust down pipe, before catalytic converter. See Fig. 2.
Heated Oxygen Sensor (HO2S) Pre-Converter (Right) (5.7L VIN R)	On right exhaust down pipe, before catalytic converter. See Fig. 2.
Heated Oxygen Sensor (HO2S) Bank 1 Sensor 1 (7.4L VIN J)	On left exhaust down pipe, before catalytic converter. See Fig. 4.
Heated Oxygen Sensor (HO2S) Bank 1 Sensor 2 (7.4L VIN J)	On left side of exhaust system, from catalytic converter. See Fig. 4.
Heated Oxygen Sensor (HO2S) Bank 2 Sensor 1 (7.4L VIN J)	On right exhaust down pipe, before catalytic converter. See Fig. 4.
Heated Oxygen Sensor (HO2S) Bank 2 Sensor 2 (7.4L VIN J)	On right side of exhaust system, from catalytic converter. See Fig. 4.
Intake Air Temperature (IAT) Sensor (4.3L VIN W)	Mounted in fresh air intake, behind air filter box. See Fig. 1.
Intake Air Temperature (IAT) Sensor (5.7L VIN R)	Mounted in fresh air intake, behind air filter box. See Fig. 2.
Intake Air Temperature (IAT) Sensor (6.5L VIN F)	Top of engine, in air intake. See Fig. 3.
Intake Air Temperature (IAT) Sensor (6.5L VIN Y)	Front of engine, in air intake.
Intake Air Temperature (IAT) Sensor (7.4L VIN J)	Mounted in fresh air intake, behind air filter box. See Fig. 4.
Knock Sensor (KS) (4.3L VIN W)	On top center rear of engine. See Fig. 1.
Knock Sensor (KS) (5.7L VIN R)	On lower right side of engine. See Fig. 2.
Knock Sensor (KS) (Left) (7.4L VIN J)	On lower left side of engine. See Fig. 4.
Knock Sensor (KS) (Right) (7.4L VIN J)	On lower right side of engine. See Fig. 4.
Low Engine Coolant Level Indicator Sensor (6.5L VIN F)	In radiator surge tank, on lower left side.
Low Engine Coolant Level Indicator Sensor (6.5L VIN Y)	In radiator surge tank, on lower left side.
Manifold Absolute Pressure (MAP) Sensor (4.3L VIN W)	On top right rear of engine. See Fig. 1.
Manifold Absolute Pressure (MAP) Sensor (5.7L VIN R)	On top right rear of engine. See Fig. 2.
Manifold Absolute Pressure (MAP) Sensor (6.5L VIN Y)	On center rear of intake manifold.
Manifold Absolute Pressure (MAP) Sensor (7.4L VIN J)	On top center front of engine. See Fig. 4.
Mass Air Flow (MAF) Sensor (4.3L VIN W)	Mounted in fresh air intake, behind air filter box. See Fig. 1.
Mass Air Flow (MAF) Sensor (5.7L VIN R)	Mounted in fresh air intake behind air filter box. See Fig. 2.
Mass Air Flow (MAF) Sensor (7.4L VIN J)	On right front of engine compartment, on air intake assembly. See Fig. 4.
Optical/Fuel Temperature Sensor (6.5L VIN F)	Part of fuel injection pump assembly. See Fig. 3.
Optical/Fuel Temperature Sensor (6.5L VIN Y)	Part of fuel injection pump assembly.
Tank Pressure Sensor (4.3L VIN W & 5.7L VIN R)	On top of fuel tank.
Throttle Position (TP) Sensor (4.3L VIN W)	On throttle body, top of engine. See Fig. 1.
Throttle Position (TP) Sensor (5.7L VIN R)	On throttle body, top of engine. See Fig. 2.
Throttle Position (TP) Sensor (6.5L VIN F)	On right side of fuel injection pump.
Throttle Position (TP) Sensor (6.5L VIN Y)	On right side of fuel injection pump.
Throttle Position (TP) Sensor (7.4L VIN J)	On throttle body, top of engine. See Fig. 4.
Vehicle Speed Sensor (VSS) (4.3L VIN W)	On left rear of transmission. See Fig. 1.
Vehicle Speed Sensor (VSS) (5.7L VIN R)	On left rear of transmission. See Fig. 2.
Vehicle Speed Sensor (VSS) (6.5L VIN F)	On left rear of transmission. See Fig. 3.
Vehicle Speed Sensor (VSS) (6.5L VIN Y)	On left rear of transmission.
Vehicle Speed Sensor (VSS) (7.4L VIN J)	On left rear of transmission. See Fig. 4.
Water-In-Fuel Indicator Sensor (6.5L VIN F)	Part of fuel/water separator (filter), rear of intake manifold.
Water-In-Fuel Indicator Sensor (6.5L VIN Y)	Part of fuel/water separator (filter), rear of intake manifold.
Wheel Speed Sensors (4.3L VIN W)	On each wheel hub assembly. See Fig. 1.
Wheel Speed Sensors (5.7L VIN R)	On each wheel hub assembly. See Fig. 2.
Wheel Speed Sensors (6.5L VIN F)	On each wheel hub assembly.
Wheel Speed Sensors (6.5L VIN Y)	On each wheel hub assembly.
Wheel Speed Sensors (7.4L VIN J)	On each wheel hub assembly. See Fig. 4.

Chevrolet Forward Control P12 1998 - SOLENOIDS & SOLENOID VALVES

Chevrolet Forward Control P12 1998 SOLENOIDS & SOLENOID VALVES

Component	Component Location
Brake/Transmission Shift Interlock (BTSI) Solenoid	On steering column.
EGR Boost Pulse Width Modulation Solenoid Valve (6.5L VIN F)	On left rear top of engine, above valve cover. See Fig. 3.
EGR Boost Pulse Width Modulation Solenoid Valve (6.5L VIN Y)	On left rear top of engine, above valve cover.
Evaporative Emissions (EVAP) Canister Purge Solenoid Valve (4.3L VIN W)	On top right side of engine. See Fig. 1.
Evaporative Emissions (EVAP) Canister Purge Solenoid Valve (5.7L VIN R)	On top right side of engine. See Fig. 2.
Evaporative Emissions (EVAP) Canister Purge Solenoid Valve (7.4L VIN J)	On top left center of engine, behind A/C compressor. See Fig. 4.
Exhaust Gas Recirculation (EGR) Valve (4.3L VIN W)	On top front of engine. See Fig. 1.
Exhaust Gas Recirculation (EGR) Valve (5.7L VIN R)	On top front of engine. See Fig. 2.
Fuel Injection Pump Cold Advance Solenoid (6.5L VIN F)	In fuel injection pump. See Fig. 3.
Fuel Injection Pump Cold Advance Solenoid (6.5L VIN Y)	In fuel injection pump.
Fuel Injection Pump Fuel Shutoff Solenoid (6.5L VIN F)	At fuel injection pump. See Fig. 3.
Fuel Injection Pump Fuel Shutoff Solenoid (6.5L VIN Y)	At fuel injection pump.
Idle Air Control (IAC) Valve (4.3L VIN W)	On throttle body assembly. See Fig. 1.
Idle Air Control (IAC) Valve (5.7L VIN R)	On throttle body assembly. See Fig. 2.
Idle Air Control (IAC) Valve (7.4L VIN J)	On throttle body assembly. See Fig. 4.
Idle Speed Control Solenoid Actuator (Diesel)	Mounted on bracket on front of fuel injection pump.
Linear Exhaust Gas Recirculation (EGR) Valve (7.4L VIN J)	On top left rear of engine. See Fig. 4.
Turbocharger (TC) Pressure Solenoid (6.5L VIN F)	On top left of intake manifold.

Chevrolet Forward Control P12 1998 - SWITCHES

Chevrolet Forward Control P12 1998 SWITCHES

Component	Component Location
A/C Compressor High Pressure Cut-Off Switch (4.3L VIN W)	On rear of A/C compressor. See Fig. 1.
A/C Compressor High Pressure Cut-Off Switch (5.7L VIN R)	On rear of A/C compressor. See Fig. 2.
A/C Compressor High Pressure Cut-Off Switch (6.5L VIN F)	On rear of A/C compressor.
A/C Compressor High Pressure Cut-Off Switch (6.5L VIN Y)	On rear of A/C compressor.
A/C Compressor High Pressure Cut-Off Switch (7.4L VIN J)	On rear of A/C compressor. See Fig. 4.
A/C Compressor Refrigerant Pressure Switch (4.3L VIN W)	On A/C accumulator (body builder installed). See Fig. 1.
A/C Compressor Refrigerant Pressure Switch (5.7L VIN R)	On A/C accumulator (body builder installed). See Fig. 2.
A/C Compressor Refrigerant Pressure Switch (6.5L VIN F)	On A/C accumulator (body builder installed).
A/C Compressor Refrigerant Pressure Switch (6.5L VIN Y)	On A/C accumulator (body builder installed).
A/C Compressor Refrigerant Pressure Switch (7.4L VIN J)	On A/C accumulator (body builder installed). See Fig. 4.
Auxiliary Engine Coolant Fan A/C Pressure Switch (6.5L VIN F)	In A/C compressor high pressure line (body builder installed).
Auxiliary Engine Coolant Fan A/C Pressure Switch (6.5L VIN Y)	In A/C compressor high pressure line (body builder installed).
Back-Up Lamps Switch (M/T)	On left side of transmission.
Brake Pressure Differential Switch	Internal to electronic brake control module.
Clutch Pedal Position Switch	On top of clutch pedal support.
Engine Coolant Level Switch (6.5L VIN F)	On left lower end of radiator surge tank.
Engine Coolant Level Switch (6.5L VIN Y)	On left lower end of radiator surge tank.
Engine Coolant Temperature Fan Control Switch	On lower center left side of engine cylinder head.
Evaporative Emissions (EVAP) Canister Purge Vacuum Diagnostic Switch (5.7L VIN R)	On right side of engine. See Fig. 2.
Evaporative Emissions (EVAP) Canister Purge Vacuum Diagnostic Switch (7.4L VIN J)	At left center top of engine, behind A/C compressor. See Fig. 4.
Fuel Injection Pump Cold Advance Solenoid Engine Coolant Temperature Switch (6.5L VIN F)	On rear of right cylinder head.
Fuel Injection Pump Cold Advance Solenoid Engine Coolant Temperature Switch (6.5L VIN Y)	On rear of right cylinder head.
Fuel Pump/Engine Oil Pressure Switch (7.4L VIN J)	On top left rear of engine.
Glow Plug Control Switch (6.5L VIN F)	On rear of left cylinder head.
Glow Plug Control Switch (6.5L VIN Y)	On rear of left cylinder head.
Oil Pressure Switch (Diesel)	On top left of cylinder block.
P/B Booster Fluid Flow Indicator/Alarm Switch (School Bus)	Brake warning system harness on power steering gear outlet hose fitting.
P/B Booster Pump Pressure Switch (School Bus)	Brake warning system harness on brake booster inlet hose fitting near brake master cylinder.
Park Brake Indicator Switch	On parking brake lever (body builder installed).
Park Brake Pressure Indicator Switch	On right frame rail, behind transmission.
Park Brake Pump Motor Switch	On right frame rail, behind transmission.
Park/Neutral Position (PNP) & Back-Up Lamps Switch	On left side, near middle of transmission.
Stoplamp, A/T, Shift Lock & Cruise Control Switch	At the rear of the brake pedal support.
Stoplamps & Torque Converter Brake Switch (Diesel)	At the rear of the brake pedal support.
Torque Converter Clutch (TCC) & Stoplamps Switch	On right side of steering column upper support.

Chevrolet Forward Control P12 1998 - MISCELLANEOUS

Chevrolet Forward Control P12 1998 MISCELLANEOUS

Component	Component Location
Accessory Junction Block (Deluxe School Bus)	On left side interior bulkhead, near relay bracket.
Battery Junction Block	On left side of firewall, above relay bracket.
Data Link Connector (DLC) (4.3L VIN W)	Below dash, near steering column. See Fig. 1.
Data Link Connector (DLC) (5.7L VIN R)	Below dash, near steering column. See Fig. 2.
Data Link Connector (DLC) (6.5L VIN F)	Below dash, near steering column. See Fig. 3.
Data Link Connector (DLC) (6.5L VIN Y)	Below dash, near steering column.
Data Link Connector (DLC) (7.4L VIN J)	Below dash, near steering column. See Fig. 4.
Distributor (4.3L VIN W)	On top rear of engine.
Distributor (5.7L VIN R)	On top rear of engine.
Distributor (7.4L VIN J)	On top rear of engine.
Fuel Heater (6.5L VIN F)	At fuel filter assembly.
Fuel Heater (6.5L VIN Y)	At fuel filter assembly.
Fuel Injectors (6) (4.3L VIN W)	On top center of intake manifold. See Fig. 1.
Fuel Injectors (8) (5.7L VIN R)	On top center of intake manifold. See Fig. 2.
Fuel Injectors (8) (7.4L VIN J)	On intake manifold, at each cylinder intake. See Fig. 4.
Fuel Pump Prime Connector (4.3L VIN W)	Taped to fuel pump relay breakout. See Fig. 1.
Fuel Pump Prime Connector (5.7L VIN R)	Taped to fuel pump relay breakout. See Fig. 2.
Fuel Pump Prime Connector (7.4L VIN J)	Taped to fuel pump relay breakout. See Fig. 4.
Fuel Solenoid Driver (6.5L VIN F)	On top left of engine. See Fig. 3.
Fuel Solenoid Driver (6.5L VIN Y)	On top left of engine.
Fuel/Water Separator (Filter) (6.5L VIN F)	On rear of intake manifold.
Fuel/Water Separator (Filter) (6.5L VIN Y)	On rear of intake manifold.
Glow Plugs (6.5L VIN F)	On cylinder heads, below valve covers.
Glow Plugs (6.5L VIN Y)	On cylinder heads, below valve covers.
Ignition Coil (4.3L VIN W)	On top right side of engine. See Fig. 1.
Ignition Coil (5.7L VIN R)	Top right side of engine. See Fig. 2.
Ignition Coil (7.4L VIN J)	On bracket at rear of intake plenum. See Fig. 4.
P/B Booster Fluid Flow & Pressure Alarm (School Bus)	On brake warning system harness, taped to dash harness at breakout to dash fuse block & headlamps switch.
Remote Battery Access Terminal Block	Rear of right radiator core support panel.
Secondary Battery	On right side of frame rail, behind engine.
Vehicle Speed Sensor (VSS) Buffer (6.5L VIN F)	On left side of interior bulkhead, mounted under bracket.
Vehicle Speed Sensor (VSS) Buffer (6.5L VIN Y)	On driver's island support, above accelerator pedal.

Chevrolet Forward Control P12 1998 - CONNECTORS

Chevrolet Forward Control P12 1998 CONNECTORS

Component	Component Location
C100 (Black, 7 Pin)	At lower left corner of firewall.
C101 (Black, 7 Pin)	Above left rear of intake manifold.
C102 (Commercial Van) (Black, 3 Pin)	Approximately, 15 cm from ignition control module.
C102 (Motor Home) (Black, 3 Pin)	Below generator.
C103 (Black, 3 Pin)	At left lower radiator support area.
C104 (Black, 2 Pin)	On engine side of firewall, near C103.
C105 (Black, 12 Pin)	At center if intake manifold.
C107 (Black, 10 Pin)	Near distributor.
C109 (Black, 15 Pin)	Approximately, 30 cm from glow plug control breakout to engine harness.
C110 (Commercial Van) (Black, 7 Pin)	Near brake master cylinder.
C110 (Motor Home) (Black, 7 Pin)	At front of left front frame rail.
C111 (Commercial Van) (Black, 3 Pin)	Near brake master cylinder.
C111 (Motor Home) (Black, 3 Pin)	At front of left front frame rail.
C200 (Commercial Van) (Black, 56 Pin)	At left side of firewall, left of steering column.
C200 (Motor Home) (Gray, 36 Pin)	At left side of firewall, left of steering column.
C201 (Commercial Van) (Gray, 11 Pin)	On lower steering column.
C201 (Motor Home)	Next to steering column.
C202 (Commercial Van) (Gray, 36 Pin)	At left side of firewall, left of steering column.
C202 (Motor Home) (Gray, 36 Pin)	At left side of firewall, left of steering column.
C203 (Commercial Van) (Gray, 36 Pin)	At top of steering column support.
C203 (Motor Home) (Gray, 36 Pin)	At left side of firewall, left of steering column.
C204	Marker lights provision for body builder.
C205 (Commercial Van)	Behind left side of dash.
C205 (Motor Home)	Located by body builder.
C206 (Commercial Van)	Near DRL module.
C206 (School Bus)	Located by body builder.
C207 (Commercial Van) (Black, 7 Pin)	Near battery junction block.
C207 (Motor Home) (Gray, 7 Pin)	Near battery junction block.
C208	Approximately, 16 cm from breakout to steering column harness.
C209	Door ajar switch provision for body builder.
C210 (Commercial Van) (Brown, 2 Pin)	Dome light provision for body builder.
C210 (Motor Home) (Black, 4 Pin)	On top of steering column support.
C211 (Black, 6 Pin)	On top of steering column support.
C300 (Black, 15 Pin)	Near middle of chassis, at outside of left frame rail.
C301 (Black, 3 Pin)	At left middle of transmission.
C400 (Black, 7 Pin)	Behind fuel tank, near left frame rail.
C401 (Commercial Van) (Black, 7 Pin)	On left frame rail, near rear light harness.
C401 (Motor Home) (Black, 7 Pin)	Near left frame rail, near rear of fuel tank.
C402 (Motor Home) (Gray, 4 Pin)	Center high mount stoplight provision for body builder.

Chevrolet Forward Control P12 1998 - GROUNDS

Chevrolet Forward Control P12 1998 GROUNDS LOCATION

Component	Component Location
G100 (Commercial Van)	Approximately, 18 cm from breakout to left glow plugs.
G100 (Motor Home)	Near left front light breakout, body builder installed.
G101 (Commercial Van)	Approximately, 23 cm from breakout to right headlights.
G101 (Motor Home)	By right front light breakout.
G102 (Commercial Van)	Approximately, 102 cm from breakout harness for right headlights
G102 (Motor Home) (A/T)	At rear of left cylinder head.
G102 (Motor Home) (M/T)	Near generator bracket.
G103 (Commercial Van) (6.5L VIN F)	Approximately, 18 cm from breakout to left glow plugs.
G103 (Commercial Van) (7.4L VIN J)	Approximately, 10 cm from breakout to generator.
G104 (Commercial Van) (6.5L VIN F)	At rear of left cylinder head.
G104 (Commercial Van) (7.4L VIN J)	Approximately, 35 cm from breakout to ignition coil.
G104 (Motor Home)	At rear of left cylinder head.
G105 (Commercial Van)	At rear of right cylinder head.
G105 (Motor Home)	At rear of left cylinder head.
G106 (Commercial Van)	Braided strap, at left rear of engine.
G106 (Motor Home)	At rear of left cylinder head.
G107 (Commercial Van)	Front frame crossmember.
G107 (Motor Home)	At rear of left cylinder head.
G110 (Commercial Van)	On left frame rail, above steering gearbox.
G110 (Motor Home)	Above steering gearbox.
G200 (Commercial Van)	On top of steering column support plate.
G200 (Motor Home)	Near relay bracket.
G201	On mounting stud of dimmer switch.
G202	On mounting stud of dimmer switch.
G350	At right frame rail, behind transmission.
G400	At left frame rail, in front of fuel tank.
G401	Body builder located.

Chevrolet Forward Control P12 1998 - SPLICES

Chevrolet Forward Control P12 1998 SPLICES LOCATION

Component	Component Location
S100 (Commercial Van)	In forward light harness, 27 cm from breakout to left headlight.
S100 (Motor Home)	In forward light harness, 11 cm from engine firewall.
S101 (Commercial Van)	In forward light harness, 12 cm from breakout to left headlight.
S101 (Motor Home)	In forward light harness, 4 cm from low tone horn.
S102 (Commercial Van)	In forward light harness, 5 cm from breakout to left headlight.
S102 (Motor Home)	In forward light harness, 4 cm from low tone horn.
S103 (Commercial Van)	In forward light harness, 9 cm from breakout to left headlight.
S103 (Motor Home)	In forward light harness, 4 cm from high tone horn.
S104 (Commercial Van)	In forward light harness, 18 cm from breakout to right headlight.
S104 (Motor Home)	In forward light harness, 15 cm from breakout to right lights.
S105 (Commercial Van)	In forward light harness, 9 cm from breakout to right headlight.
S105 (Motor Home)	In forward light harness, 10 cm from breakout to right lights.
S106 (Commercial Van)	In forward light harness, 5 cm from breakout to right headlight.
S107 (Commercial Van)	In engine harness, 16 cm from battery junction block stud "A".
S107 (Motor Home)	In engine harness, at auxiliary engine coolant fan relay.
S108 (Commercial Van)	In engine harness, 16 cm from battery junction block stud "A".
S108 (Motor Home) (4.3L VIN W)	In engine harness, 10 cm from breakout to right side engine harness crossover.
S108 (Motor Home) (5.7L VIN R)	In engine harness, 9 cm from right HO2S breakout.
S108 (Motor Home) (6.5L VIN F)	In engine harness, 9 cm from right HO2S breakout.
S109	In engine harness, 26 cm from main wiring pass-through at firewall.
S110 (Commercial Van)	In engine harness, 16 cm from battery junction block stud "B".
S110 (Motor Home) (4.3L VIN W)	In engine harness, 4 cm from breakout to C200
S110 (Motor Home) (5.7L VIN R)	In engine harness, 4 cm from breakout to C200
S110 (Motor Home) (6.5L VIN F)	In engine harness, 4 cm from electronic brake control module.
S111 (Commercial Van)	In engine harness, 16 cm from battery junction block stud "C".
S111 (Motor Home)	In engine harness, 10 cm from generator jumper breakout.
S112 (Commercial Van)	In engine harness, 16 cm from battery junction block stud "C".
S112 (Motor Home) (A/T)	In engine harness, 16 cm from breakout to starter motor.
S112 (Motor Home) (M/T)	In engine harness, 4 cm from breakout to starter motor.
S113 (Commercial Van) (6.5L VIN F)	In engine harness, 9 cm from breakout to engine coolant fan motor.
S113 (Commercial Van) (7.4L VIN J)	In engine harness, 4 cm from breakout to manifold absolute pressure sensor.
S113 (Motor Home)	In engine harness, at starter solenoid interconnect fusible link C3.
S114 (Commercial Van) (7.4L VIN J)	In engine harness, 44 cm from breakout to left front wheel speed sensor.
S114 (Commercial Van) (6.5L VIN F)	In engine harness, 20 cm from breakout of main harness.
S114 (Motor Home)	In engine harness at starter solenoid interconnect fusible link C4.
S115 (Commercial Van) (6.5L VIN F)	In engine harness, 11 cm from generator B+ breakout.
S115 (Commercial Van) (7.4L VIN J)	In engine harness, 58 cm from main wiring pass-through at firewall.
S116 (Motor Home) (6.5L VIN F)	In engine harness, 5 cm from breakout to right glow plug controller.
S116 (Commercial Van) (6.5L VIN Y)	In engine harness, 33 cm from breakout to windshield wiper motor.
S116 (Commercial Van) (7.4L VIN J)	In engine harness, 52 cm from breakout to manifold absolute pressure sensor.
S116 (Motor Home)	In engine harness, 6 cm from breakout to mass airflow sensor.
S117 (Commercial Van)	In engine harness, 7 cm from breakout to windshield wiper motor.
S117 (Motor Home)	In engine harness, 12 cm from breakout to right glow plug controller.
S118 (Commercial Van)	In engine harness, 19 cm from breakout to left front wheel speed sensor.
S118 (Motor Home) (4.3L VIN W)	In engine harness, 4 cm from breakout to G102.
S118 (Motor Home) (5.7L VIN R)	In engine harness, 4 cm from breakout to G102.
S118 (Motor Home) (6.5L VIN F) (A/T)	In engine harness, 15 cm from breakout to glow plug controller.
S118 (Motor Home) (6.5L VIN F) (M/T)	In engine harness, 4 cm from breakout to glow plug controller.
S119 (Commercial Van) (6.5L VIN Y)	In engine harness, 4 cm from breakout to glow plug controller.
S119 (Commercial Van) (7.4L VIN J)	In engine harness, 4 cm from breakout to generator.
S119 (Motor Home) (4.3L VIN W)	In engine harness, 11 cm from engine coolant temperature sensor.
S119 (Motor Home) (5.7L VIN R)	In engine harness, 4 cm from engine coolant temperature sensor.
S119 (Motor Home) (6.5L VIN F)	In engine harness, 6 cm from glow plug control switch breakout.
S120 (Commercial Van) (7.4L VIN J)	In engine harness, 4 cm from breakout to cruise control module.
S120 (Commercial Van) (6.5L VIN Y)	In engine harness, 12 cm from breakout to fuel pump relay.
S120 (Motor Home)	In engine harness at glow plug control switch to left glow plugs fusible link C2.
S121 (Commercial Van) (7.4L VIN J)	In engine harness, 28 cm from breakout to injectors.
S121 (Motor Home) (6.5L VIN F)	In engine harness, at glow plug control switch to right glow plugs fusible link C2.
S121 (Commercial Van) (6.5L VIN Y)	In engine harness, 16 cm from main wiring pass-through on firewall.
S122 (Commercial Van) (6.5L VIN Y)	In engine harness, 20 cm from A/C compressor clutch connector.
S122 (Commercial Van) (7.4L VIN J)	In engine harness, 15 cm from A/C compressor clutch connector.
S122 (Motor Home)	In engine harness, at glow plug control switch to glow plugs control switch fusible link C2.
S123 (Commercial Van) (6.5L VIN Y)	In engine harness, 25 cm from A/C compressor clutch connector.
S123 (Commercial Van) (7.4L VIN J)	In engine harness, 15 cm from A/C compressor clutch connector.
S123 (Motor Home)	In engine harness, 10 cm from breakout to left glow plugs.
S124 (Commercial Van) (6.5L VIN Y)	In engine harness, 16 cm from main wiring pass-through, on firewall.
S124 (Commercial Van) (7.4L VIN J)	In engine harness, 11 cm from breakout to cruise control module.
S124 (Motor Home)	In engine harness, 13 cm from breakout to A/C compressor high pressure cut-off switch.
S125 (Commercial Van) (6.5L VIN Y)	In engine harness, 9 cm from breakout to generator.
S125 (Commercial Van) (7.4L VIN J)	In engine harness, 5 cm from breakout to EGR.
S125 (Motor Home)	In engine harness, 13 cm from breakout to A/C compressor high pressure cut-off switch.
S126 (Commercial Van) (6.5L VIN Y)	In engine harness, 22 cm from breakout to windshield wiper motor.
S126 (Commercial Van) (7.4L VIN J)	In engine harness, 5 cm from breakout to cruise control module.
S126 (Motor Home) (A/T)	In engine harness, 20 cm from breakout to brake pressure differential switch.
S126 (Motor Home) (M/T)	In engine harness, 25 cm from breakout to brake pressure differential switch.
S127 (Commercial Van)	In engine harness, 7 cm from breakout to left front wheel speed sensor.
S127 (Motor Home) (6.5L VIN F) (A/T)	In engine harness, 20 cm from breakout to brake pressure differential switch.
S127 (Motor Home) (6.5L VIN F) (M/T)	In engine harness, 25 cm from breakout to brake pressure differential switch.
S128 (Commercial Van) (6.5L VIN Y)	In engine harness, 12 cm from breakout to glow plug control.
S128 (Commercial Van) (7.4L VIN J)	In engine harness, 11 cm from breakout to EGR.
S128 (Motor Home)	In engine harness, at battery junction block fusible link C2.
S129 (Commercial Van)	In engine harness, 6 cm from starter solenoid.
S129 (Motor Home)	In engine harness, at battery junction block fusible link C2.
S130 (Commercial Van)	In engine harness, 6 cm from starter solenoid.
S130 (Motor Home)	In engine harness at battery junction block fusible link C3.
S131 (Commercial Van)	In engine harness, 13 cm from breakout to EGR.
S131 (Motor Home)	In engine harness, at battery junction box fusible link C3.
S132 (Commercial Van) (6.5L VIN Y)	In engine harness, 35 cm from powertrain control module connector C1.
S132 (Commercial Van) (7.4L VIN J)	In engine harness, 20 cm from breakout to cruise control module.
S132 (Motor Home)	In engine harness, 19 cm from breakout to C200.
S133 (Commercial Van) (6.5L VIN Y)	In engine harness, 9 cm from breakout to park brake actuator.
S133 (Commercial Van) (7.4L VIN J)	In engine harness, 10 cm from breakout to ignition coil.
S133 (Motor Home)	In engine harness, 19 cm from breakout to VCM.
S134 (Commercial Van) (6.5L VIN Y)	In engine harness, 9 cm from breakout to starter motor.
S134 (Commercial Van) (7.4L VIN J)	In engine harness, 4 cm from breakout to starter motor.
S134 (Motor Home)	In engine harness, 12 cm from engine firewall connector C200.
S135 (Commercial Van) (6.5L VIN Y)	In engine harness, 7 cm from breakout to glow plug controller.
S135 (Commercial Van) (7.4L VIN J)	In engine harness, 7 cm from breakout to HO2S sensors.
S135 (Motor Home)	In engine harness, 8 cm from breakout to A/C compressor clutch.
S136 (Commercial Van)	In engine harness, 16 cm from battery junction block stud "E".
S136 (Motor Home)	In engine harness, 8 cm from breakout to throttle position switch.
S137 (Commercial Van)	In engine harness, 4 cm from breakout to vehicle speed sensor.
S137 (Motor Home)	In engine harness, 13 cm from breakout to throttle position switch.
S138 (Commercial Van) (7.4L VIN J)	In engine harness, 7 cm from breakout to MAF sensor.
S138 (Motor Home)	In engine harness, 7 cm from breakout to throttle position switch.
S139 (Commercial Van)	In engine harness, 13 cm from breakout to MAF sensor.
S139 (Motor Home)	In engine harness, 18 cm from right engine breakout to rear of vehicle.
S140 (Commercial Van) (6.5L VIN Y)	In engine harness, 35 cm from breakout to powertrain control module.
S140 (Commercial Van) (7.4L VIN J)	In engine harness, 20 cm from breakout to cruise control module.
S140 (Motor Home) (A/T)	In engine harness, 4 cm from breakout to vehicle speed sensor.
S140 (Motor Home) (M/T)	In engine harness, 25 cm from breakout to vehicle speed sensor.
S141 (Commercial Van)	In dash harness, 15 cm from C200.
S141 (Motor Home) (4.3L VIN W)	In engine harness, 23 cm from breakout to mass airflow sensor.
S141 (Motor Home) (5.7L VIN R)	In engine harness, 30 cm from breakout to mass airflow sensor.
S142 (Commercial Van)	In engine harness, 16 cm from battery junction block stud "D".
S142 (Motor Home) (4.3L VIN W)	In engine harness, 23 cm from breakout to mass airflow sensor.
S142 (Motor Home) (5.7L VIN R)	In engine harness, 30 cm from breakout to mass airflow sensor.
S143 (Commercial Van)	In engine harness, 14 cm from wiring pass-through, at firewall.
S143 (Motor Home) (4.3L VIN W)	In engine harness, 6 cm from breakout to C200.
S143 (Motor Home) (5.7L VIN R)	In engine harness, 6 cm from breakout to C200.
S143 (Motor Home) (6.5L VIN F) (A/T)	In engine harness, 17 cm from main wiring pass-through, in firewall.
S143 (Motor Home) (6.5L VIN F) (M/T)	In engine harness, 16 cm from breakout to A/C compressor clutch.
S144 (Commercial Van)	In engine harness, 21 cm from breakout to generator.
S144 (Motor Home) (4.3L VIN W)	In engine harness, 11 cm from breakout to C200.
S144 (Motor Home) (5.7L VIN R)	In engine harness, 11 cm from breakout to C200.
S144 (Motor Home) (6.5L VIN F) (A/T)	In engine harness, 19 cm from breakout to A/C compressor clutch.
S144 (Motor Home) (6.5L VIN F) (M/T)	In engine harness, 11 cm from breakout to C200.
S145 (Commercial Van)	In engine harness, 7 cm from main harness in breakout for glow plugs.
S145 (Motor Home) (4.3L VIN W)	In engine harness, 7 cm from breakout to electronic ignition control module.
S145 (Motor Home) (5.7L VIN R)	In engine harness, 7 cm from breakout to electronic ignition control module.
S145 (Motor Home) (6.5L VIN F)	In engine harness, at battery junction block fusible link C1.
S146 (Commercial Van)	In engine harness, 16 cm from single wire connector on glow plug controller.
S146 (Motor Home)	In brake warning system harness, at starter solenoid interconnect fusible link C5.
S147	In engine harness, 16 cm from single wire connector on glow plug controller.
S148	In engine harness, 16 cm from single wire connector on glow plug controller.
S149	In dash harness, 6 cm from breakout for C200.
S150 (Commercial Van)	In dash harness, 16 cm from breakout to headlight switch.
S150 (Motor Home)	In dash harness, 17 cm from breakout to C200.
S151 (Commercial Van)	In dash harness, 5 cm from breakout for headlight switch.
S151 (Motor Home)	In engine harness, at battery junction block fusible link.
S152 (Commercial Van)	In dash harness, 25 cm from headlight switch connector.
S152 (Motor Home)	In dash side of engine harness, 6 cm from breakout to clutch pedal position switch.
S153	In dash harness, 6 cm from breakout to headlight switch.
S154	In dash harness, 12 cm from breakout to headlight switch.
S155	In dash harness, 19 cm from breakout to headlight switch.
S156	In dash harness, 35 cm from fuse panel.
S157	In dash harness, 25 cm from fuse panel.
S158	In fuel injection harness, 7 cm from breakout to injector No. 5.
S159	In fuel injection harness, 7 cm from breakout to injector No. 5.
S160 (Commercial Van)	In engine harness, 16 cm from battery junction block stud "D".
S160 (Motor Home)	In engine harness at battery junction block fusible link C2.
S161 (Commercial Van)	In dash harness, 20 cm from dash fuse block.
S161 (Motor Home)	In electronic brake control module harness, 15 cm from breakout to right front wheel speed sensor.
S162 (Commercial Van)	In dash harness, 70 cm from dash fuse block.
S162 (Motor Home)	In electronic brake control module harness, 11 cm from breakout to G110.
S163	In engine harness, 21 cm from main wiring pass-through, on firewall.
S165	In dash harness, 18 cm from breakout to headlight switch.
S166 (Commercial Van)	In ABS harness, 11 cm from breakout to ABS ground.
S166 (Motor Home)	In electronic brake control module harness, 11 cm from breakout from main engine harness.
S167 (Commercial Van)	In ABS harness, 30 cm from breakout to ABS ground.
S167 (Motor Home)	In electronic brake control module harness, 30 cm from breakout from main engine harness.
S168	In engine harness, 3.5 cm from battery junction block breakout.
S169	In engine harness, 11 cm from breakout to C110.
S170	In engine harness, 5 cm from breakout to C103.
S200 (Commercial Van) (6.5L VIN Y)	In dash harness, 8 cm from breakout for steering column.
S200 (Commercial Van) (7.4L VIN J)	In engine harness, 45 cm from breakout to MAP sensor.
S200 (Motor Home) (4.3L VIN W)	In dash side of engine harness, 19 cm from main wiring pass-through, on firewall.
S200 (Motor Home) (5.7L VIN R)	In dash side of engine harness, 19 cm from main wiring pass-through, on firewall.
S200 (Motor Home) (6.5L VIN F)	In dash side of engine harness, 15 cm from main wiring pass-through, on firewall.
S202 (Commercial Van)	In dash harness, 15 cm from breakout to VCM.
S202 (Motor Home) (4.3L VIN W)	In dash side of engine harness, 90 cm from main wiring pass-through, on firewall.
S202 (Motor Home) (5.7L VIN R)	In dash side of engine harness, 90 cm from main wiring pass-through, on firewall.
S202 (Motor Home) (6.5L VIN F)	In dash side of engine harness, 70 cm from main wiring pass-through, on firewall.
S203 (Commercial Van) (6.5L VIN Y)	In dash harness, 14 cm from main wiring pass-through, on firewall.
S203 (Commercial Van) (7.4L VIN J)	In dash harness, 4 cm from breakout for windshield wiper motor.
S204 (Commercial Van)	In dash harness, 23 cm from breakout to main wiring pass-through, on firewall.
S204 (Motor Home)	In dash harness, 20 cm from breakout to C200.
S205	In dash harness, 4 cm from breakout to fuse block.
S206	In dash harness, 12 cm from breakout to fuse block.
S207	In dash harness, 40 cm from breakout to fuse box.
S208	In dash harness headlight switch breakout, 8 cm before fuse block breakout.
S209	In dash harness, 54 cm from breakout to fuse block.
S210 (Commercial Van)	In engine harness, 7 cm from breakout to steering column harness.
S210 (Motor Home)	In dash harness, 4 cm from dash fuse block breakout.
S211	In dash harness, 15 cm from dash fuse block breakout.
S212	In dash harness, 20 cm from breakout to dash fuse block.
S213	In dash harness, 20 cm from breakout to dash fuse block.
S215	In dash harness, 10 cm from dash fuse block.
S216	In dash harness, 24 cm from dash fuse block.
S218	In dash harness, 6 cm from breakout to fuse block.
S361	In auto apply park brake harness.
S362	In auto apply park brake harness.
S363	In auto apply park brake harness.
S364	In auto apply park brake harness.
S400	In rear fuel sender harness.
S401	In rear light harness, 45 cm from C400.
S404	In rear light harness, 5 cm from right taillights breakout.
S405	In rear lights harness, 5 cm from breakout to left taillights.
S406	In rear chassis harness, 1 cm from breakout to G400.