UNDERHOOD Fuse Block
NOTE:
Underhood fuse block is located on driver's side of engine compartment. See Fig 1.
UNDERHOOD FUSE BLOCK LEGEND (4.2L ENGINE)
| No. | Device | Rating | Description |
|---|---|---|---|
| 1 | ECAS Fuse | 30A | Automatic Level Control Compressor |
| 2 | HI HDLP-RT Fuse | 10A | Right High Beam Headlamp |
| 3 | LOW HDLP-RT Fuse | 10A | Right Low Beam Headlamp - Daytime Running Lamp |
| 4 | TRLR B/U Fuse | 10A | Trailer Connector |
| 5 | HI HDLP-LT Fuse | 10A | Left High Beam Headlamp |
| 6 | LOW HDLP-LT Fuse | 10A | Left Low Beam Headlamp - Daytime Running Lamp |
| 7 | WASH Fuse | 20A | HDLP WASH Relay |
| 8 | ATC Fuse | 30A | Transfer Case Shift Control Module, Transfer Case Encoder Motor |
| 10 | PCM B Fuse | 20A | F/PMP Relay, Powertrain Control Module (PCM) |
| 11 | FOG LP Fuse | 15A | FOG LP Relay |
| 12 | ST/LP Fuse | 25A | Stop Lamp Switch |
| 13 | CIGAR Fuse | 20A | Data Link Connector (DLC), Cigar Lighter |
| 14 | COILS Fuse | 10A | HDLP-HI Relay, High Beam Headlamps |
| 15 | EAP Fuse | 15A | EAP Relay (Late Production) |
| 16 | TBC IGN1 Fuse | 10A | Body Control Module (BCM) |
| 17 | CRANK Fuse | 10A | Powertrain Control Module (PCM) |
| 18 | SIR Fuse | 10A | Inflatable Restraint Sensing and Diagnostic Module (SDM) |
| 19 | ELEK BRK Fuse | 30A | Trailer Brake Wiring |
| 20 | Fan Fuse | 10A | FAN Relay - Fan Driver Module |
| 21 | HORN Fuse | 15A | HORN Relay |
| 22 | IGN E Fuse | 10A | IGN 1 Relay, A/C Relay, Park/Neutral Position (PNP) Switch, Headlamp Leveling Actuators, Inverting Driver Module, Stop Lamp Switch, Traction Control Switch, Headlamp Leveling Switch, Instrument Panel Cluster, Turn Signal/Multifunction Switch, Inside Rearview Mirror |
| 23 | TAC Fuse | 10A | Throttle Actuator Control (TAC) Module |
| 24 | IPC/DIC Fuse | 10A | Instrument Panel Cluster (IPC) |
| 25 | BTSI Fuse | 10A | Stop Lamp Switch, A/T Shift Lock Actuator |
| 26 | ENG I Fuse | 10A | EVAP Canister Purge Solenoid, EVAP Canister Vent Solenoid |
| 27 | BACK UP Fuse | 15A | Park/Neutral Position (PNP) Switch |
| 28 | PCM I Fuse | 15A | Powertrain Control Module (PCM), Fuel Injectors, Ignition Coils |
| 29 | O2 Fuse | 10A | Heated Oxygen Sensors |
| 30 | A/C Fuse | 10A | A/C Relay |
| 31 | TBC I Fuse | 10A | Body Control Module (BCM), and (BAE Only) Theft Deterrent Alarm and Theft Deterrent Module |
| 32 | TRAILER Fuse | 30A | Trailer Connector |
| 33 | ABS Fuse | 60A | Electronic Brake Control Module (EBCM) |
| 34 | IGN A Fuse | 40A | Starter Relay, Ignition Switch |
| 35 | BLOWER Fuse | 40A | Blower Motor Resistor Assembly (HVAC Manual), Blower Motor Control Processor (HVAC Auto) |
| 36 | IGN B Fuse | 40A | Ignition Switch |
| 37 | HDLP WASH Relay | - | Headlamp Washer Pump |
| 38 | REAR WASH Relay | - | Rear Window Washer Fluid Pump |
| 39 | FOG LP Relay | - | Front Fog Lamps |
| 40 | HORN Relay | - | Horns |
| 41 | F/PMP Fuel Pump Relay | - | Fuel Pump |
| 42 | W/S WASH Relay | - | Windshield Washer Fluid Pump |
| 43 | HDLP-HI Relay | - | Body Control Module (BCM) |
| 44 | A/C Relay | - | Headlamp - High Beam - Left |
| 45 | FAN Relay | - | Engine Cooling Fan |
| 46 | HDM Relay | - | Low Beam Headlamps - Daytime Running Lamps |
| 47 | STARTER Relay | - | Starter Solenoid |
| 48 | I/P BATT Fuse | 125A | Fuse Block - Rear |
| 49 | EAP Relay | - | Electronic Adjustable Pedals |
| 50 | TRL R TRN Fuse | 10A | Trailer Connector |
| 51 | TRL L TRN Fuse | 10A | Trailer Connector |
| 52 | FLASH Fuse | 25A | Turn Signal/Hazard Flasher Module |
| 53 | EAP Fuse | 15A | EAP Relay (Early Production) |
| HDM Fuse | 15A | HDM Relay (Late Production) | |
| 54 | AIR SOL Fuse | 15A | AIR SOL Relay |
| 55 | AIR SOL Relay | - | Secondary Air Injection (AIR) Solenoid |
| 56 | AIR Fuse | 60A | Secondary Air Injection (AIR) Pump Relay |