Cherokee 4WD L6-242 4.0L VIN L FI (1990): Relays and Modules

Also for this vehicle: Cherokee 2WD L4-126 2.1L DSL Turbo VIN B FI (1986), Cherokee 2WD L4-150 2.5L VIN E TBI (1989), Cherokee 2WD L4-150 2.5L VIN H TBI (1988), Cherokee 2WD L4-150 2.5L VIN P MFI (1991), Cherokee 2WD L4-150 2.5L VIN U 1-bbl (1985), Cherokee 2WD L6-242 4.0L VIN L FI (1990), Cherokee 2WD L6-242 4.0L VIN M FI (1987), Cherokee 2WD L6-242 4.0L VIN S MFI (1992), Cherokee 2WD L6-4.0L VIN S (1998), Cherokee 2WD LHD L6-4.0L VIN S (2001), Cherokee 2WD V6-173 2.8L VIN W 2-bbl (1986), Cherokee 4WD L4-126 2.1L DSL Turbo VIN B FI (1985), Cherokee 4WD L4-150 2.5L VIN E TBI (1989), Cherokee 4WD L4-150 2.5L VIN H TBI (1986), Cherokee 4WD L4-150 2.5L VIN P MFI (1991), Cherokee 4WD L6-242 4.0L VIN M FI (1988), Cherokee 4WD L6-242 4.0L VIN S MFI (1992), Cherokee 4WD L6-4.0L VIN S (1998), Cherokee 4WD LHD L6-4.0L VIN S (2001), Cherokee 4WD V6-173 2.8L VIN W 2-bbl (1985), Cherokee L4-150 2.5L VIN U 1-bbl (1984), Cherokee L6-258 4.2L VIN C 2-bbl (1983), Cherokee V8-360 5.9L VIN N 2-bbl (1982).

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 - Body and Frame3 pages
  - Door Lock Relay › Component Information › Locations
  - Power Door Lock Relay › Component Information › Locations › Lock Relay2
- Relays and Modules - Brakes and Traction Control17 pages
  - ABS Light Relay › Component Information › Locations2
  - ABS Main Relay › Component Information › Locations2 3
  - Brake Fluid Pump Relay › Component Information › Locations2
  - Electronic Brake Control Module › Component Information10 pages
    Locations2 3
    Description and Operation › Fail Safe Operation2 3
    Service and Repair › Removal and Installation2 3 4
- Relays and Modules - Cooling System › Radiator Cooling Fan Motor Relay › Component Information4 pages
  - Locations
  - Diagrams › Diagram Information and Instructions2 3
- Relays and Modules - Cruise Control › Speed Control Module <--> [Cruise Control Module] › Component Information › Locations2
- Relays and Modules - HVAC3 pages
  - Compressor Clutch Relay › Component Information › Locations2
  - Condenser Fan Motor Relay, HVAC › Component Information › Locations
- Relays and Modules - Instrument Panel3 pages
  - ABS Light Relay › Component Information › Locations2
  - Audible Warning Device Control Module › Component Information › Locations
- Relays and Modules - Lighting and Horns18 pages
- Relays and Modules - Power and Ground Distribution › Relay Box › Component Information › Diagrams › Diagram Information and Instructions2 3
- Relays and Modules - Powertrain Management34 pages
  - Relays and Modules - Computers and Control Systems19 pages
    Body Control Module › Component Information › Diagrams › Diagram Information and Instructions2
    Powertrain Control Module <--> [Engine Control Module] › Component Information10 pages
    Technical Service Bulletins6 pages
    Customer Interest for Powertrain Control Module: › 185489A › Dec › 89 › ECU - Driveway Die Outs With A Cold Engine2 3
    All Technical Service Bulletins for Powertrain Control Module: › 185489A › Dec › 89 › ECU - Driveway Die Outs With A Cold Engine2 3
    Diagrams › Diagram Information and Instructions2 3 4
    Automatic Shut Down (ASD) Relay <--> [Main Relay (Computer/Fuel System)] › Component Information › Locations2 3
    Oxygen Sensor Heater Relay <--> [Oxygen Sensor Relay] › Component Information › Locations2 3 4
  - Relays and Modules - Fuel Delivery and Air Induction10 pages
    Fuel Pump Ballast Resistor Relay › Component Information › Description and Operation
    Fuel Pump Relay › Component Information › Locations2 3 4 5 6
    Automatic Shut Down (ASD) Relay <--> [Main Relay (Computer/Fuel System)] › Component Information › Locations2 3
  - Relays and Modules - Ignition System › Ignition Control Module › Component Information5 pages
    Locations
    Diagrams › Diagram Information and Instructions2
    Description and Operation › Ignition Control Module (ICM)2
- Relays and Modules - Starting and Charging › Starter Relay › Component Information › Locations2
- Relays and Modules - Transmission and Drivetrain › Relays and Modules - A/T › Control Module, A/T › Component Information › Locations2 3
- Relays and Modules - Windows and Glass › Heated Glass Element Relay › Component Information › Locations
- Relays and Modules - Wiper and Washer Systems › Wiper Relay › Component Information › Locations
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