XJ (X308) V8-4.0L SC (2003): Relays and Modules

Also for this vehicle: XJ (X350) V8-4.2L (2005), XJ (X350) V8-4.2L SC (2004), XJ (X351) V8-5.0L SC (2010), XJ (X350) Factory Service Manual (2003.5-2004).

Diagnostics Maintenance Engine Transmission Brakes Electrical Steering & suspension Heating & A/C Body & interior

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01Relays and Modules Relays and Modules: Sections
- Relays and Modules - Accessories and Optional Equipment7 pages
  - Accessory Relay › Component Information › Locations2 3 4 5 6
  - Alarm Module, (Vehicle Antitheft) › Component Information › Diagrams
- Relays and Modules - Body and Frame49 pages
- Relays and Modules - Brakes and Traction Control11 pages
  - Electronic Brake Control Module › Component Information › Diagrams2 3 4 5 6 7
  - Parking Brake Control Module › Component Information › Technical Service Bulletins4 pages
    All Technical Service Bulletins for Parking Brake Control Module: › JTB00044 › Jul › 07 › Brakes - Parking Brake Won't Release2
    Customer Interest for Parking Brake Control Module: › JTB00044 › Jul › 07 › Brakes - Parking Brake Won't Release2
- Relays and Modules - Cooling System › Auxiliary Water Pump Relay › Component Information › Locations2 3 4 5 6
- Relays and Modules - Cruise Control › Cruise Control Module › Component Information › Locations2 3 4 5 6
- Relays and Modules - HVAC29 pages
- Relays and Modules - Lighting and Horns30 pages
- Relays and Modules - Power and Ground Distribution19 pages
- Relays and Modules - Powertrain Management51 pages
  - Relays and Modules - Computers and Control Systems26 pages
    Body Control Module › Component Information › Locations2
    Electronic Throttle Actuator Relay › Component Information › Locations2 3 4 5 6
    Engine Control Module › Component Information6 pages
    Locations
    Diagrams › Connector Views2
    Description and Operation › Engine Control Module2 3
    Main Relay (Computer/Fuel System) › Component Information › Locations › Engine Management System (EMS) Relay2 3 4 5 6 7 8 9 10 11 12
  - Relays and Modules - Fuel Delivery and Air Induction19 pages
    Fuel Pump Control Unit › Component Information › Locations
    Fuel Pump Relay › Component Information › Locations2 3 4 5 6
    Main Relay (Computer/Fuel System) › Component Information › Locations › Engine Management System (EMS) Relay2 3 4 5 6 7 8 9 10 11 12
  - Relays and Modules - Ignition System › Ignition Relay › Component Information › Locations2 3 4 5 6
- Relays and Modules - Restraint Systems › Air Bag Control Module › Component Information › Locations2 3
- Relays and Modules - Starting and Charging › Starter Relay › Component Information › Locations2 3 4 5 6 7
- Relays and Modules - Steering and Suspension3 pages
  - Relays and Modules - Steering › Steering Control Module › Component Information › Description and Operation2
  - Relays and Modules - Suspension › Suspension Control Module › Component Information › Diagrams
- Relays and Modules - Transmission and Drivetrain › Relays and Modules - A/T › Control Module, A/T › Component Information › Technical Service Bulletins2 pages
  - All Technical Service Bulletins for Control Module: › 307-14 › Aug › 03 › A/T - Harsh Cold Engagement/ Poor Shift Quality
  - Customer Interest for Control Module: › 307-14 › Aug › 03 › A/T - Harsh Cold Engagement/ Poor Shift Quality
- Relays and Modules - Windows and Glass12 pages
  - Heated Glass Element Relay › Component Information › Locations2 3 4 5 6
  - Rear Defogger Relay › Component Information › Locations2 3 4 5 6
- Relays and Modules - Wiper and Washer Systems18 pages
02Sensors and Switches Sensors and Switches: Sections
03Maintenance Maintenance: Sections
04Engine, Cooling and Exhaust Engine, Cooling and Exhaust: Sections
05Powertrain Management Powertrain Management: Sections
06Transmission and Drivetrain Transmission and Drivetrain: Sections
07Brakes and Traction Control Brakes and Traction Control: Sections
08Starting and Charging Starting and Charging: Sections
09Power and Ground Distribution Power and Ground Distribution: Sections
10Steering and Suspension Steering and Suspension: Sections
11Heating and Air Conditioning Heating and Air Conditioning: Sections
12Restraint Systems Restraint Systems: Sections
13Accessories and Optional Equipment Accessories and Optional Equipment: Sections
14Body and Frame Body and Frame: Sections
15Cruise Control Cruise Control: Sections
16Instrument Panel, Gauges and Warning Indicators Instrument Panel, Gauges and Warning Indicators: Sections
17Lighting and Horns Lighting and Horns: Sections
18Windows and Glass Windows and Glass: Sections
19Wiper and Washer Systems Wiper and Washer Systems: Sections