Grand Cherokee 4WD V8-4.7L (2003): Relays and Modules

Also for this vehicle: Grand Cherokee 2WD L6-242 4.0L VIN S MFI (1993), Grand Cherokee 2WD L6-4.0L VIN S (1997), Grand Cherokee 2WD Laredo V8-4.7L (2002), Grand Cherokee 2WD Limited V8-4.7L (2002), Grand Cherokee 2WD V6-3.7L (2008), Grand Cherokee 2WD V6-3.7L VIN K (2005), Grand Cherokee 2WD V8-318 5.2L VIN Y MFI (1994), Grand Cherokee 2WD V8-4.7L (2003), Grand Cherokee 2WD V8-4.7L Flex Fuel (2008), Grand Cherokee 2WD V8-4.7L VIN J (2004), Grand Cherokee 2WD V8-4.7L VIN N (2000), Grand Cherokee 2WD V8-4.7L VIN P Flex Fuel (2007), Grand Cherokee 2WD V8-5.2L VIN Y (1998), Grand Cherokee 2WD V8-5.7L (2010), Grand Cherokee 2WD V8-5.7L VIN 2 (2005), Grand Cherokee 4WD L6-242 4.0L VIN S MFI (1993), Grand Cherokee 4WD L6-4.0L VIN S (1997), Grand Cherokee 4WD Laredo V8-4.7L (2002), Grand Cherokee 4WD Limited V8-4.7L (2002), Grand Cherokee 4WD SRT-8 V8-6.1L VIN 3 (2006), Grand Cherokee 4WD V6-3.0L DSL Turbo (2008), Grand Cherokee 4WD V6-3.0L DSL Turbo VIN M (2007), Grand Cherokee 4WD V6-3.7L (2009), Grand Cherokee 4WD V8-318 5.2L VIN Y MFI (1994), Grand Cherokee 4WD V8-4.7L Flex Fuel (2009), Grand Cherokee 4WD V8-4.7L VIN N (2000), Grand Cherokee 4WD V8-5.2L VIN Y (1998), Grand Cherokee 4WD V8-5.7L (2008), Grand Cherokee 4WD V8-5.7L VIN 2 (2007), Grand Cherokee SRT-8 V8-6.1L (2009).

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1. 01Relays and ModulesRelays and Modules: Sections
   • Relays and Modules - Accessories and Optional Equipment36 pages

     • Accessory Delay Module › Accessory Delay Relay › Component Information › Diagrams234
     • Alarm Module, (Vehicle Antitheft) › Component Information24 pages

       • Technical Service Bulletins16 pages

         • All Technical Service Bulletins for Alarm Module:8 pages

           • 08-020-03 › Jun › 03 › Alarm System - False Alarms When Disarming23
           • 08-015-03 › Jun › 03 › Alarm System - False Alarms2345
         • Customer Interest for Alarm Module:8 pages

           • 08-020-03 › Jun › 03 › Alarm System - False Alarms When Disarming23
           • 08-015-03 › Jun › 03 › Alarm System - False Alarms2345
       • Locations › Component Locations23
       • Service and Repair › Intrusion Transceiver Module Replacement2345
     • Antenna Control Module › Component Information › Diagrams234
     • Keyless Entry Module › Component Information › Diagrams2
     • Pedal Positioning Module › Component Information › Locations2
   • Relays and Modules - Body and Frame23 pages

     • Door Module › Component Information › Locations › Component Locations234
     • Keyless Entry Module › Component Information › Diagrams2
     • Pedal Positioning Module › Component Information › Locations2
     • Power Door Lock Control Module › Component Information › Description and Operation2345
     • Power Mirror Control Module › Component Information › Locations2
     • Power Seat Control Module › Component Information › Locations23
     • Seat Heater Control Module › Component Information › Service Precautions23
     • Sunroof / Moonroof Module › Component Information › Diagrams2
   • Relays and Modules - Brakes and Traction Control › Electronic Brake Control Module › Component Information › Locations234
   • Relays and Modules - Cooling System5 pages

     • Radiator Cooling Fan Control Module › Component Information › Diagrams
     • Radiator Cooling Fan Motor Relay › Component Information › Specifications234
   • Relays and Modules - HVAC8 pages

     • Compressor Clutch Relay › Component Information › Locations2345
     • Control Module HVAC › Component Information › Diagrams23
   • Relays and Modules - Instrument Panel › Cigarette Lighter Relay › Component Information › Locations23
   • Relays and Modules - Lighting and Horns21 pages

     • Daytime Running Lamp Control Unit › Component Information › Description and Operation2
     • Daytime Running Lamp Relay › Component Information › Diagrams2
     • Fog/Driving Lamp Relay › Component Information › Diagrams2
     • High Beam Relay › Component Information › Diagrams2
     • Horn Relay › Component Information › Locations23456
     • Low Beam Relay › Component Information › Diagrams234
     • Parking Lamp Relay › Component Information › Diagrams2
     • Trailer Lighting Relay › Component Information › Diagrams
   • Relays and Modules - Power and Ground Distribution24 pages

     • Power Distribution Relay › Component Information5 pages

       • Locations23
       • Testing and Inspection › Power Outlet Relay Test2
     • Relay Box › Component Information19 pages

       • Locations › Junction Block234
       • Application and ID › Junction Block234
       • Description and Operation › Junction Block2
       • Service and Repair › Junction Block23456789
   • Relays and Modules - Powertrain Management144 pages

     • Relays and Modules - Computers and Control Systems137 pages

       • Body Control Module › Component Information113 pages

         • Technical Service Bulletins20 pages

           • Customer Interest for Body Control Module:10 pages

             • 08-002-04 › Jan › 04 › Body Controls - Horn Chirp Upon Vehicle Entry234567
             • 08-020-03 › Jun › 03 › Alarm System - False Alarms When Disarming23
           • All Technical Service Bulletins for Body Control Module:10 pages

             • 08-002-04 › Jan › 04 › Body Controls - Horn Chirp Upon Vehicle Entry234567
             • 08-020-03 › Jun › 03 › Alarm System - False Alarms When Disarming23
         • Locations › Component Locations23
         • Diagrams › Diagram Information and Instructions234567891011121314151617181920…55
         • Service Precautions › Technician Safety Information2
         • Description and Operation › Component Description23456789101112131415161718192021222324
         • Testing and Inspection › Symptom Related Diagnostic Procedures23456789
       • Powertrain Control Module <--> [Engine Control Module] › Component Information16 pages

         • Technical Service Bulletins › Engine Control - PCM Initialization Procedure234
         • Locations › Component Locations2345
         • Diagrams › Connector Views23
         • Service and Repair › PCM Replacement234
       • Main Relay (Computer/Fuel System) › Component Information › Locations234
       • Oxygen Sensor Relay › Component Information › Locations234
     • Relays and Modules - Fuel Delivery and Air Induction7 pages

       • Fuel Pump Relay › Component Information › Locations23
       • Main Relay (Computer/Fuel System) › Component Information › Locations234
   • Relays and Modules - Restraint Systems › Air Bag Control Module › Component Information6 pages

     • Technical Service Bulletins › Restraint Systems - Optimized Air Bag Control Module
     • Locations › Component Locations2345
   • Relays and Modules - Starting and Charging › Starter Relay › Component Information › Locations2345
   • Relays and Modules - Transmission and Drivetrain › Relays and Modules - A/T12 pages

     • Control Module, A/T › Component Information › Locations23456789
     • Transmission Control System Relay, A/T › Component Information › Locations23
   • Relays and Modules - Windows and Glass13 pages

     • Heated Glass Element Relay › Component Information › Locations234567
     • Power Window Control Module › Component Information › Description and Operation23456
   • Relays and Modules - Wiper and Washer Systems14 pages

     • Wiper Control Module › Component Information6 pages

       • Description and Operation › Front Wiper Module2
       • Service and Repair › Front Wiper Module Replacement234
     • Wiper Relay › Component Information8 pages

       • Locations2
       • Description and Operation › Relay-Wiper High/Low2
       • Testing and Inspection › Wiper High/Low Relay Test2
       • Service and Repair › Wiper High/Low Relay Replacement2
2. 02Sensors and SwitchesSensors and Switches: Sections
3. 03MaintenanceMaintenance: Sections
4. 04Engine, Cooling and ExhaustEngine, Cooling and Exhaust: Sections
5. 05Powertrain ManagementPowertrain Management: Sections
6. 06Transmission and DrivetrainTransmission and Drivetrain: Sections
7. 07Brakes and Traction ControlBrakes and Traction Control: Sections
8. 08Starting and ChargingStarting and Charging: Sections
9. 09Power and Ground DistributionPower and Ground Distribution: Sections
10. 10Steering and SuspensionSteering and Suspension: Sections
11. 11Heating and Air ConditioningHeating and Air Conditioning: Sections
12. 12Restraint SystemsRestraint Systems: Sections
13. 13Accessories and Optional EquipmentAccessories and Optional Equipment: Sections
14. 14Body and FrameBody and Frame: Sections
15. 15Cruise ControlCruise Control: Sections
16. 16Instrument Panel, Gauges and Warning IndicatorsInstrument Panel, Gauges and Warning Indicators: Sections
17. 17Lighting and HornsLighting and Horns: Sections
18. 18Windows and GlassWindows and Glass: Sections
19. 19Wiper and Washer SystemsWiper and Washer Systems: Sections