POWER DISTRIBUTION – Chevrolet Forward Control P30 1997 – SYSTEM WIRING DIAGRAMS

POWER DISTRIBUTION

Power Distribution Wiring Diagram, Commercial Chassis (1 of 4) for Chevrolet Forward Control P30 1997

List of elements for Power Distribution Wiring Diagram, Commercial Chassis (1 of 4) for Chevrolet Forward Control P30 1997:

• (105a)
• (diesel a/t-engine harness, approx 19 cm from a/c compresssor clutch relay, others-engine harness, approx 11 cm from steering column connector breakout) s144
• (i/p harness, approx 20 cm from fuse block breakout) s204
• (others)
• A/c compressor clutch relay
• A12
• Accessory junction block (left interior bulkhead, near relay bracket)
• Auxiliary engine coolant fan relay (diesel only)
• B b8
• B c8
• B stud
• Batt bus
• Battery
• Battery junction block (left side of engine bulkhead, above relay bracket)
• Data link connector (dlc)
• Diesel
• Dome lamp (provisions for)
• E2 ecm- bat fuse 20a
• Eng- bat fuse 15a
• F7 tail lps fuse 20a
• Fuel pump relay
• Fuel pump switch & engine oil pressure gauge sensor
• Fusible link 10 ga. rust
• Fusible link 18 ga. rust
• G7 stop- haz fuse 15a
• Gas
• Generator
• Glow plug control switch (diesel only)
• Hazard warning lamps flasher
• Headlamps switch
• Horn relay
• Horn/ dm fuse 20a
• I/p fuse block (dash panel provided by body builder)
• P b2
• P c2
• Pwr bus
• Pwr fuse 30a
• Red
• Red (diesel-engine harness, 4-16 cm from starter motor breakout, gasoline-engine harness, 7 cm from generator jumper breakout) s112
• Remote battery access terminal block (rear of right radiator core support panel)
• S134
• S206 (i/p harness, approx 12 cm before i/p fuse block breakout)
• Seat belt/ lamps alarm
• Secondary battery (diesel only)
• Starter relay
• Starter solenoid (at starter, lower right side of engine)
• Stud
• To ignition switch (diagram 2 of 4)
• Torque converter clutch & stoplamps switch
• Transmission control module (a/t only)
• Vehicle control module (vcm)
• W/deluxe school bus (b3m) only

Power Distribution Wiring Diagram, Commercial Chassis (2 of 4) for Chevrolet Forward Control P30 1997

List of elements for Power Distribution Wiring Diagram, Commercial Chassis (2 of 4) for Chevrolet Forward Control P30 1997:

• (engine harness, approx 18 cm from right engine breakout)
• (engine harness, approx 5 cm from right glowplug breakout) s116
• (engine harness, approx 6 cm before mass air flow sensor breakout) s116
• (i/p harness, approx 15 cm after i/p fuse block breakout) s211
• 10a
• A a6
• A b6
• A c6
• A/t
• Acc
• Acc bus
• Acc e5
• Automatic transmission (at)
• Auxiliary engine coolant fan relay
• Camshaft position (cmp) sensor
• Clutch pedal position (cpp) switch
• Crank fuse (engine harness, in-line fuse block near right side of steering column upper support)
• Crk (start)
• Diesel
• Eng-1 fuse 20a
• Evaporative emissions (evap) canister purge solenoid valve
• Exhaust gas recirculation (egr) valve
• Fuel heater
• Fuel injection pump cold advance solenoid engine coolant temperature (ect) switch
• Gas
• Gauges fuse, ecm-1 fuse: (4.3l vin w (l35) engine) (5.7l vin r (l31) engine) (6.5l vin y (l57) engine)
• Glow plug control switch
• Heated oxygen sensor (ho2s) left pre- converter
• Heated oxygen sensor (ho2s) post converter (4.3l vin w (l35) engine) heated oxygen sensor (ho2s) left post converter (5.7l vin r (l31) engine)
• Heated oxygen sensor (ho2s) right post converter (5.7l vin r (l31) engine)
• Heated oxygen sensor (ho2s) right pre- converter
• I/p fuse block (dash panel provided by body builder)
• Ignition switch
• Lock
• M/t
• Mass air flow (maf) sensor
• Nca
• Off
• On (run)
• Park/neutral position (pnp) & backup lamps switch
• Pnk
• Provisions windshield washer motor
• Radio fuse 10a
• Red
• S139
• To i/p fuse block: (diagram 4 of 4)
• Trans fuse 10a
• Vehicle control module (vcm)
• Water- in-fuel indicator sensor
• Windshield wiper & washer switch
• Wiper fuse 25a

Power Distribution Wiring Diagram, Commercial Chassis (3 of 4) for Chevrolet Forward Control P30 1997

List of elements for Power Distribution Wiring Diagram, Commercial Chassis (3 of 4) for Chevrolet Forward Control P30 1997:

• (engine harness, approx 10 cm from breakout to right side of engine crossover harness) s108
• (engine harness, approx 9 cm from right h2os breakout) s108
• 4.3l vin w (l35) engine
• 5.7l vin r (l31) engine
• Crankshaft position (ckp) sensor
• Crankshaft position sensor (ckp)
• Ecm-1 fuse 20a
• Electronic ignition (ei) coil driver module
• Fuel injector no.1
• Fuel injector no.2
• Fuel injector no.3
• Fuel injector no.4
• Fuel injector no.5
• Fuel injector no.6
• Fuel injector no.7
• Fuel injector no.8
• Hot in run or start
• I/p fuse block (dash panel provided by body builder)
• Ignition coil
• Instrument cluster
• Pnk
• Vehicle control module (vcm)

Power Distribution Wiring Diagram, Commercial Chassis (4 of 4) for Chevrolet Forward Control P30 1997

List of elements for Power Distribution Wiring Diagram, Commercial Chassis (4 of 4) for Chevrolet Forward Control P30 1997:

• (engine harness, approx 19 cm pnk
• (engine harness, approx 26 cm from bulkhead grommet)
• (gasoline-engine harness, 8 cm from vcm breakout, diesel-engine harness, 13 cm from a/c compressor high pressure cut-off switch breakout) s133 (gasoline) s124 (diesel)
• (i/p harness, approx 40 cm before i/p fuse block breakout)
• 105a
• 1996 vftc c
• 6.5l vin y (l57) engine
• A/c compressor clutch relay
• A/t
• Back up lamps switch
• C16
• C208
• Canadian models only
• D4 htr fuse 25a d3
• Daytime running lamp (drl) relay
• Daytime running lamps (drl) control module
• Diesel
• E4 turn- b/u fuse e3 15a
• Ecm-1 fuse 20a
• Electronic brake control module
• F4 i-3 fuse 15a f3
• F6 gauges fuse 20a f5
• From breakout to steering column connector) s132
• From ignition switch (diagram 2 of 4)
• Fuel injection pump fuel shut-off solenoid
• G4 aux fuse 30a g3
• Gas
• Generator
• Hot in run or start
• Htr bus
• I/p fuse block (dash panel provided by body builder)
• Ign bus
• Instr- lps fuse 5a
• Instrument cluster
• Interior lights system
• Interior lights system (i/p lamps dimmer switch)
• M/t
• Nca
• Others
• P/b booster fluid flow alarm
• Park/ neutral position (pnp) & backup lamps switch
• Pnk
• S108
• S207
• Seat belt alarm
• This can plug into c4, b4, or a4
• Torque converter clutch (tcc) & stop lamps switch
• Transmission control module (tcm)
• Turn signal flasher
• Vehicle control module (vcm)
• Vehicle speed sensor (vss) buffer
• W/brake warning indicator system only (uj1)

Power Distribution Wiring Diagram, Motor Home Chassis (1 of 4) for Chevrolet Forward Control P30 1997

List of elements for Power Distribution Wiring Diagram, Motor Home Chassis (1 of 4) for Chevrolet Forward Control P30 1997:

• (7.4l vin n-engine harness, 45 cm frim breakout for engine coolant fan motor, 7.4l vin j-engine harness, 44 cm from breakout for left wheel speed sensor, 6.5l-engine harness, 20 cm from breakout of main harness)
• (i/p harness, 15 cm from bulkhead connector)
• (i/p harness, 6 cm from breakout for headlamp switch)
• 6.5l vin f (l65) engine
• 6.5l vin f (l65) engine only
• 7.4l vin j (l29) & 6.5l vin f (l65) engines only
• 7.4l vin j (l29) engine
• 7.4l vin n (l19) engine
• A/c compressor control relay
• Audio alarm
• Auxiliary fan control relay
• Bat
• Battery
• Battery junction block (on forward left side of the bulkhead)
• Blank fuse
• Buss bar
• C13
• D13
• Data link connector (dlc)
• Diesel
• Dome lamp
• E16
• E2 ecm- bat fuse 20a
• Electronic brake control module
• Eng- bat fuse 15a
• F7 tail lamps fuse 20a
• Fuel pump relay
• Fuel pump switch and oil pressure gauge
• Fusible link 10 ga. red
• Fusible link 10 ga. rust
• G7 stop- haz fuse 15a
• Generator (on right front of engine)
• Glow plug controller and relay
• Hazard flasher
• Headlamps switch
• Horn relay
• Horn/ dm fuse 20a
• I/p fuse block (mounted on the i/p)
• Ignition switch (diagram 2 of 4)
• Park brake pump relay
• Powertrain control module (pcm)
• Pwr circuit breaker 30a
• Red
• Red a
• S114
• S125 (7.4l vin n-engine harness 4 cm from breakout for cruise control module, 7.4l vin j-engine harness, 5 cm from breakout for egr, 6.5l-engine harness, 9 cm from breakout for generator)
• S141
• S153
• S156 (i/p harness, 35 cm from fuse panel)
• Secondary battery (diesel only)
• Starter motor (on right rear side of engine)
• Starter relay
• Stoplamp switch
• Vehicle control module (vcm)

Power Distribution Wiring Diagram, Motor Home Chassis (2 of 4) for Chevrolet Forward Control P30 1997

List of elements for Power Distribution Wiring Diagram, Motor Home Chassis (2 of 4) for Chevrolet Forward Control P30 1997:

• (7.4l vin n-engine harness, 30 cm from breakout for cruise control module, 7.4l vin j-engine harness, 11 cm from breakout for egr, 6.5l-engine harness, 12 cm from breakout for glowplug control) s128
• (i/p harness, 25 cm from fuse panel) s157
• 7.4l vin j & 6.5l vin f engines
• 7.4l vin j (l29) engine
• 7.4l vin j (l29) engine & 7.4l vin n (l19) engine
• A6 crank fuse 10a
• Acc
• Acc e5
• Automatic transmission
• Auxiliary fan control relay
• Camshaft position sensor (7.4l vin j (l29) engine)
• Ecm-1 fuse, & gauges fuse
• Eng-1 fuse 20a
• Engine harness, 10 cm from breakout for ignition coil) s133
• Evaporative emissions canister purge valve solenoid (7.4l vin j (l29) engine)
• Exhaust gas recirculation valve solenoid
• From fusible link (diagram 1 of 4)
• Fuel heater (6.5l vin f engine)
• Glow plug controller relay (6.5l vin f engine)
• Heated oxygen sensor bank 1 sensor 1
• Heated oxygen sensor bank 1 sensor 2
• Heated oxygen sensor bank 2 sensor 1
• Heated oxygen sensor bank 2 sensor 2
• I/p fuse block (mounted on i/p fuse block)
• I/p fuse block (mounted on the i/p)
• Ignition coil (7.4l vin n engine)
• Ignition switch
• Lock
• Mass air flow sensor (7.4l vin j engine)
• Nca
• Off
• Park/neutral position (pnp) & backup lamps switch (7.4l vin j, & 6.5l vin f engines)
• Pnk
• Radio fuse 10a
• Red
• Run
• S201 (pcm/i/p harness, 20 cm from bulkhead grommet in pcm harness)
• Start
• Starter motor
• Trans fuse 10a
• Vehicle control module
• Water in-fuel indicator sensor (6.5l vin f engine)
• Wiper fuse 25a
• Wiper motor

Power Distribution Wiring Diagram, Motor Home Chassis (3 of 4) for Chevrolet Forward Control P30 1997

List of elements for Power Distribution Wiring Diagram, Motor Home Chassis (3 of 4) for Chevrolet Forward Control P30 1997:

• (7.4l-engine harness, 24 cm pnk from breakout for engine coolant fan motor, 6.5l-engine harness, 16 cm from bulkhead grommet) s121
• (engine harness, 28 cm from breakout for injectors) s121
• (fuel injector harness, 7 cm from breakout for injector 5) s158
• (fuel injector harness, 7 cm from breakout for injector 5) s159
• (l19)
• (l65)
• 7.4l vin j (l29) engine
• 7.4l vin n (l19) & 6.5l vin f (l65) engines
• 7.4l vin n (l19) engine only
• C11
• C12
• Crankshaft position sensor
• E15
• Ecm-1 fuse 20a
• Electronic ignition control module
• F15
• Hot in run & start
• I/p fuse block (mounted on the i/p)
• Ignition coil
• Injector no.1
• Injector no.2
• Injector no.3
• Injector no.4
• Injector no.5
• Injector no.6
• Injector no.7
• Injector no.8
• Instrument cluster
• Pnk
• Powertrain control module (pcm)
• Vehicle control module (vcm)
• Vehicle speed sensor buffer

Power Distribution Wiring Diagram, Motor Home Chassis (4 of 4) for Chevrolet Forward Control P30 1997

List of elements for Power Distribution Wiring Diagram, Motor Home Chassis (4 of 4) for Chevrolet Forward Control P30 1997:

• (7.4l vin n-engine harness, 59 cm from breakout for engine coolant fan motor, 7.4l vin j-engine harness, 52 cm from breakout for map sensor, 6.5l-engine harness, 33 cm from breakout for windshield wiper switch) s116
• (engine harness, 52-58 cm from bulkhead grommet) s115
• (engine harness, pnk
• (i/p harness, 12 cm from breakout for headlamp switch) s154
• 1996 vftc c
• 52-58 cm from bulkhead grommet) s115
• 6.5l vin f (l65) engine only
• 7.4l vin j & 6.5l vin f (l65) engines only
• 7.4l vin j (l29) engine
• 7.4l vin n (l19) & 7.4l vin j (l29) engines
• A c
• A/c compressor relay
• Aux circuit breaker 30a
• Buss bar
• C1 (7.4l vin n) c1 (others)
• Canadian models
• Cruise control module
• Cruise control switch
• D4 htr fuse 25a d3
• Daytime running lamps control module
• Daytime running lamps control relay
• E4 turn b/u fuse e3 15a
• F4 i-3 fuse 15a f3
• F6 gauges fuse 20a f5
• From ignition switch (diagram 2 of 4)
• Generator
• H4 instr- lps fuse 5a
• Hot in run or start
• I/p auxiliary fuse block (mounted on the i/p fuse block)
• I/p fuse block (mounted on the i/p)
• I/p fuse block (mounted on the i/p)
• Instrument cluster
• Interior lights system
• Interior lights system (instrument panel dimmer switch)
• Nca
• Park brake low pressure switch
• Park/neutral position (pnp) & backup switch
• Pnk
• Seatbelts/ lamps alarm module
• Stoplamp torque converter clutch switch
• Turbo charger power valve solenoid
• Turn signal flasher
• Turn signal switch
• Vehicle control module (vcm)