Cadillac Commercial Chassis (1994) – fuse box diagram

Year of production: 1994

Underhood (U/H) electrical center

Maxi fuse	Name	Description
1	BODY 1	60 amp power to PWR SEAT Circuit Breaker #3 30 amp, I/P Fuse Block, #36·TRK PDWN 15amp, #37·HAZRD LTS 20 amp, #39 PWR LUMB 20 amp, #40 HTD SEAT 20 amp, RR DHG Circuit Breaker #4 30 amp, #44-STOP LTS 20 amp, #45-PWRLK 20 amp
2	BODY 2	50 amp power to I/P fuse Block #21-RAP BAT 25 amp, #22 HVAC MDL 25 amp, #26 ELC SENS 20 amp, #27 D/INT LTS 15 amp, #28 FRT CIG 10 amp, #29 RRClG 20 amp,  #30 EBTCM 25 amp, #33 HVAC BAT 10 amp, #34 CCM BAT 10 amp, #35 PWR MIR 10 amp, #2 Circuit Breaker RAP RLY 30 amp.
3	IGN1	50 amp power to I/P Concealed Fuse 5 amp, I/P Fuse Block; #6 T/SIG 15 amp, #7 EBTCM/TPS 10 amp, #8 RAP WPR 25 amp, #9 RADIO 10 amp, #10 WIPER 25 amp, #11 I/P INDC 10 amp, #12 ELC IGN 1 10 amp, #13 CHIME 10 amp, #14 CCMIGN1 10 amp, #15 AIR BAG 15 amp, #24 STARTER U/H Electrical Center, #15 PCM/IGN 10 amp, #16 INJ 1 10 amp, #19 RAP PWR 30 amp, #20 A/C COMP 10 amp, #25 HVAC IGN 10 anlp
4	IGN3	40 amp power to I/P Fuse Block; #16-G£N 10 amp, #17 MEM Seat 1O amp, #18 CCM IGN 3 10 amp, #19 RAP PWR 30 amp, #20 A/C COMP 10 amp, #25 HVACIGN 10 amp
5**	ABS/TC	60 amp power to ABS/TC Brake Pressure Modulator Valve (BPMV)
6	—	—
7	SCNDRV CLG FAN	40 amp pawer to Secondary Engine Cooling fan Motor Control Relay
8	PRIMARY CLG FAN	40 amp power to Primary engine Cooling Fan Motor Control Relay
9	LEVEL CONTROL	10 amp power to Automatic Level Control Air Compressor
10	ENGINE	30 amp power to U/H Electrical Center; #13 PCM/Fuel Pump 15 amp, #14-Air Pump 20 amp
11	HEADLIGHTS/HORNS	50 amp power to I/P Fuse Block Circuit Breaker #5 HDLTS 20 amp, Fuse #31 Park LTS 20 amp, #32-Horn 25 amp
12	—	—
** DELETE WITH V4F/V4U (LIMO)

Mini Fuse	Name	Description
13	PCM/FUEL PUMP	15 amp power to Fuel Pump Relay, Fuel Pump/Engine Oil Pressure Indicator Switch, Powertrain Control Module (PCM)
14	AIR PUMP	20 amp power to Secondary Air Injeection (AIR) Pump Relay
15	PCM/IGN	10 amp power to Powertrain Control Module (PCM), Electronic Transmission Ignition Coil
16	INJ1	10 amp power to fuel Injectors Cylinders 1-4, 6-7
17	EMISSIONS	10 amp power to Exhaust Gas Recirculation (EGA), Vacuum Control Signal Solenoid Valve, Secondary Air Injection (AIR) Pump Relay (coil), Mass Air Flow (MAF) sensor, Bank 1 (left) Heated Oxygen Sensor (H02S), Bank 2 (right) Heated Oxygen Sensor (H02S), Evaporative Emission (EVAP) Canister Purge Solenoid Valve
18	INJ2	10 amp power to fuel Injectors Cylinders 2-3, 5-8

Relay	Name	Description
A	A/C COMP RELAY	A/C Compressor Relay
B	AIR PUMP RELAY	Secondary Air lnjection (AIR) Pump Relay

Instrument panel

Fuse	Name	Description
1	MIR DEFG	Outside Rearview Mirror Defogger
2	—	—
3	—	—
4	—	—
5	—	—
6	T/SIG	Park/Neutral Position and Back-up Lamp switch, Turn Signal Lamp flasher
7**	EBTCM/TPS	Electronic Brake and Traction Control Module (EBTCM), Throttle Position(TP) Sensor Interface Module
8	RAP WPR	Component Center (RAP Wiper) Relay
9	RADIO	Radio Receiver
10	WIPER	Windshield Wiper/Washer Switch
11	LP/NDC	Inflatable Restrain Diagnostic Energy reserve (with sensor) Module, Instrument Panel Cluster
12	ELC IGN 1	Automatic Level Control Sensor
13	CHIME	Warning Alarm, Cruise Control Release Switch, Inside Rearview Mirror (DDB), Rear Window Defogger Relay, Catalytic Converter Temperature Alarm (Japan only)
14	CCM IGN 1	Central Control Module (CCM)
15	AIR BAG	Inflatable Restraint Diagnostic Energy Reserve (with sensor) Module (SDM)
16	GEN	Engine Electrical Generator, Secondary Electrical Engine Cooling Fan Relay
17	MEM SEAT	Driver’s Seat Adjuster Memory Module, Heated Driver Seat Control Module, Heated Passenger Seat Control Module
18	CCM IGN 3	Central Control Module (CCM), Remote Control Door Lock Receiver and Theft Deterrent Module
19	RAP PWR	Accessory Time Delay Cut-off (RAP Power) Relay
20	A/C COMP	A/C Compressor Relay, Primary Electrical Engine Cooling Dan Relay
21	RAP BATT	Component Center (RAP Wiper) Relay
22	HVAC MDL	Blower Motor Control Module
23	TRK REL	Rear Compartment Lid Release Switch
24	STARTER	Theft Deterrent Relay, Inflatable Restraint Diagnostic Energy Reserve (with sensor) Module (SDM)
25	HVAC IGN	Instrument Panel Gauge Cluster, Blower Motor Control Module
26	ELC SENS	Automatic level Control Sensor, Rear Compartment Courtesy Lamp
27	D/INT LTS	Component Center (DIL) Relay
28	FRT CIG	Front Cigar Lighter
29	RR CIG	Rear Cigar Lighters
30	EBTCM	Electronic Brake and Traction Control Module (EBTCM)
31	PARK LTS	Forward Lamp Wiring Harness Relay
32	HORN	Horn Relay
33	HVAC BAT	Warning Alarm, Heater A/C Control, Instrument Cluster, Engine Oil Level Indicator Control Module, Headlamp Switch, Radio Receiver
34	CCM BAT	Central Control Module (CCM)
35	PWR MIR	Door Lock Switch, Outside Rearview Mirrors, Power Seatback, lumbar Control
36	TRK PDWN	Rear Compartment Lidl Pull-Down Unit
37	HAZARD LTS	Hazard Lamp Flasher
38	—	—
39	PWR LUMB	Power Sear Pneumatic Control Module, Radio Power Antenna Relay
40	HTD SEAT	Heated Driver’s Seat Control Module, Heated Passenger Seat Control Module
41	CORNR LTS	Instrument Cluster, Radio Control, Cornering Lamps, Turn Signal Switch, Front Park Lamps
42	I/P DIM LTS	Headlamp Switch, Interior Lamps, Dimming
43	TAIL LTS	Rear Taillamps, Rear Side Marker Lamps, License lamp
44	STOP LTS	Stoplamp Switch
45	PWR LK	Door Lock Relay
** DELETE WITH V4F/V4U (LIMO)

Name	Description
—	—
RAP RLY	Accessory Time Delay Cut-off (RAP Power) Relay
PWR SEAT	Driver’s Power Seat Switch, Passenger Power Seat Switch, Driver’s Power Seat Memory Module
RR DEFG	Rear Defogger Relay
HDLTS	Headlamp Relay, Daytime Running Lamps (DRL) Module

WARNING: Terminal and harness assignments for individual connectors will vary depending on vehicle equipment level, model, and market.