Engine compartment fuse block
The engine compartment fuse block is located on the driver side of the engine compartment.
| Fuses | Usage |
| O2 SNSR | Oxygen Sensors, Air Injection Reactor (AIR) Relay |
| A/C | Air Conditioning Control Head, Power Seats |
| A/C CMPRSR | Air Conditioning Compressor |
| ABS | Antilock Brake System (ABS), ABS Module, Four-Wheel Drive, Gravity Sensor |
| ABS 1 | ABS 1 (ABS Logic) |
| ABS 2 | ABS 2 (ABS Pump) |
| AUX PWR 1 | Accessory Power 1 |
| AUX PWR 2 | Accessory Power 2 |
| BCK/UP | Back-up Lights |
| BLWR | Climate Control Fan |
| CLSTR | Cluster |
| CNSTR VENT | Fuel Canister Vent Solenoid |
| CRUISE | Cruise Control Switch, Inside Rearview Mirror, Transfer Case Control Module, Brake Switch, Clutch Disable |
| DR/LCK | Power Door Locks (If Equipped) |
| DRL | Daylight Running Lamps |
| ERLS | Mass Air Flow (MAF) Sensor, Can Purge Solenoid, Air Injector Reactor (AIR) Relay |
| ETC | Electronic Throttle Control (ETC) |
| FOG/LAMP | Fog Lamps (If Equipped) |
| FRT PRK LAMP | Front Park/Turn Lamps, Driver and Passenger Side Power Window Switches Lighting |
| FRT/AXLE | Front Axle Actuator |
| FSCM | Fuel System Control Module |
| BACKUP LAMP | Backup Lamp |
| HORN | Horn |
| HTD/SEAT | Heated Seat (If Equipped) |
| IGN | Ignition, Clutch Starter Switch, Neutral Safety Back-Up Switch, Ignition Coils 1-5, Air Conditioning Relay |
| INJ | Injectors |
| LT HDLP | Driver Side Headlamp |
| PCM B | Power Control Module (PCM) B |
| PCMI | Power Control Module (PCM) |
| PWR/SEAT | Power Seat Circuit Breaker (If Equipped) |
| PWR/WNDW | Power Windows (If Equipped) |
| RDO | Radio |
| REAR PRK LAMP | Rear Parking Lamp 1, Passenger Side Taillamp, License Plate Lamps |
| REAR PRK LAMP2 | Driver Side Rear Taillamp, Passenger Side Airbag Indicator Lighting, Instrument Panel Dimming Power (2WD/4WD switch lighting) |
| RT HDLP | Passenger Side Headlamp |
| RVC | Regulated Voltage Control |
| S/ROOF | Not Used |
| STOP | Stop Lamps |
| STRTR | Starter Solenoid Relay |
| TBC | Truck Body Controller |
| TCM | Transmission Control Module |
| TCCM | Transfer Case Control Module |
| TRAILER BRAKE | Trailer Brake |
| TRANS | Transmission Solenoid |
| TRN/HAZRD FRT | Turn/Hazard/Courtesy/Cargo Lamps/Mirrors |
| TRN/HAZRD REAR | Rear Turn/Hazard Lights |
| VSES/STOP | Vehicle Stability Enhancement System/Stop |
| WPR | Wiper |
| WSW | Wiper/Washer Switch |
| Relays | Usage |
| A/C CMPRSR | Air Conditioning Compressor |
| Backup Lamp | Backup Lamp |
| BEAM SEL | Beam Selection |
| DRL | Daylight Running Lamps |
| FOG/LAMP | Fog Lamps (If Equipped) |
| HDLP | Headlamps |
| HORN | Horn |
| IGN 3 HVAC | Ignition 3, Climate Control, Climate Control Head Fuse, Power Seat Fuse |
| PRK/LAMP | Front Parking Lamp Fuse, Rear Parking Lamps |
| PWR/TRN | Powertrain, Electronic Throttle Control Fuse, Oxygen Sensor Fuse |
| RAP | Retained Accessory Power (Power Window Fuse, Wiper/Washer Switch Fuse) |
| RUN/CRNK | Run/Crank, Airbag System Fuse, Cruise Control Fuse, Ignition Fuse, Back-Up Lamps, ABS Fuse, Front Axle, PCM-1, Injectors Fuse, Transmission Fuse, ERLS |
| STRTR | Starter Relay (PCM Relay) |
| VSES | Vehicle Stability Enhancement System |
| WPR | Wipers (On/Off) |
| WPR 2 | Wiper 2 (High/Low) |
| Miscellaneous | Usage |
| A/C CLTCH | Diode — Air Conditioning, Clutch |
| MEGA FUSE | Mega Fuse |
| WPR | Diode — Wiper |
| Fuses | Usage |
| A | Trailer Park Lamp |
| B | Communication Interface Module |
| C | Supplemental Inflatable Restraint System, Sensing and Diagnostic Module |
| D | Trailer Auxiliary Maxi-Fuse |
WARNING: Terminal and harness assignments for individual connectors will vary depending on vehicle equipment level, model, and market.