Wrangler L4-2.4L VIN 1 (2006): Powertrain Management

Also for this vehicle: Wrangler 2WD V6-3.8L (2008), Wrangler 4WD L4-150 2.5L VIN P MFI (1998), Wrangler 4WD V6-3.8L (2009), Wrangler L4-150 2.5L VIN E TBI (1990), Wrangler L4-150 2.5L VIN H TBI (1986), Wrangler L4-150 2.5L VIN P MFI (1993), Wrangler L4-2.5L VIN P (1999), Wrangler L6-242 4.0L VIN S MFI (1991), Wrangler L6-258 4.2L VIN C 2-bbl (1988), Wrangler L6-258 4.2L VIN M 2-bbl (1989), Wrangler L6-4.0L VIN S (2000).

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

Choose Sections to see everything in a chapter, or a chapter title to start at its first page.

01Relays and Modules Relays and Modules: Sections
02Sensors and Switches Sensors and Switches: Sections
03Maintenance Maintenance: Sections
04Engine, Cooling and Exhaust Engine, Cooling and Exhaust: Sections
05Powertrain Management Powertrain Management: Sections
- Relays and Modules - Powertrain Management60 pages
  - Relays and Modules - Computers and Control Systems47 pages
    Engine Control Module › Component Information38 pages
    Technical Service Bulletins › Engine Control - PCM Initialization Procedure2 3 4
    Locations › Component Locations2 3 4
    Diagrams › Diagram Information and Instructions2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20…26
    Service and Repair › Programming Ignition Keys to the SKIM2 3 4
    Main Relay (Computer/Fuel System) › Component Information › Locations2 3 4 5
    Oxygen Sensor Relay › Component Information › Locations2 3 4
  - Relays and Modules - Fuel Delivery and Air Induction9 pages
    Fuel Pump Relay › Component Information › Locations2 3 4
    Main Relay (Computer/Fuel System) › Component Information › Locations2 3 4 5
  - Relays and Modules - Ignition System › Ignition Shut Down Relay (For Antitheft) › Component Information › Description and Operation2 3 4
- Sensors and Switches - Powertrain Management100 pages
  - Sensors and Switches - Computers and Control Systems66 pages
    Battery Temperature Sensor › Component Information › Locations › Component Locations2
    Camshaft Position Sensor › Component Information › Locations2 3 4 5 6 7
    Coolant Temperature Sensor/Switch (For Computer) › Component Information › Locations
    Crankshaft Position Sensor › Component Information › Locations › Component Locations2
    Engine Temperature Sensor › Component Information › Locations
    Fuel Level Sensor › Component Information › Locations2 3
    Intake Air Temperature Sensor › Component Information › Locations2 3 4 5
    Manifold Pressure/Vacuum Sensor › Component Information › Locations › Component Locations2
    Oil Pressure Sensor › Component Information › Locations2
    Oxygen Sensor › Component Information8 pages
    Locations › Component Locations2 3 4 5
    Description and Operation › Description2 3
    Power Steering Pressure Switch › Component Information › Locations › Component Locations2
    Throttle Position Sensor › Component Information › Locations › Component Locations2
    Transmission Position Switch/Sensor, A/T › Component Information4 pages
    Locations2
    Description and Operation › Transmission Range Sensor2
    Vehicle Speed Sensor › Component Information25 pages
    Locations › Component Locations2 3
    Diagrams › Diagram Information and Instructions2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22
  - Sensors and Switches - Fuel Delivery and Air Induction › Throttle Position Sensor › Component Information › Locations › Component Locations2
  - Sensors and Switches - Ignition System32 pages
    Camshaft Position Sensor › Component Information › Locations2 3 4 5 6 7
    Crankshaft Position Sensor › Component Information › Locations › Component Locations2
    Ignition Switch › Component Information23 pages
    Locations
    Diagrams › Diagram Information and Instructions2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22
- Tune-up and Engine Performance Checks23 pages
- Computers and Control Systems278 pages
  - Intake Air Temperature Sensor › Component Information › Locations2 3 4 5
  - Battery Temperature Sensor › Component Information › Locations › Component Locations2
  - Camshaft Position Sensor › Component Information › Locations2 3 4 5 6 7
  - Coolant Temperature Sensor/Switch (For Computer) › Component Information › Locations
  - Crankshaft Position Sensor › Component Information › Locations › Component Locations2
  - Data Link Connector › Component Information24 pages
    Locations › Component Locations2
    Diagrams › Diagram Information and Instructions2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22
  - Engine Control Module › Component Information38 pages
    Technical Service Bulletins › Engine Control - PCM Initialization Procedure2 3 4
    Locations › Component Locations2 3 4
    Diagrams › Diagram Information and Instructions2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20…26
    Service and Repair › Programming Ignition Keys to the SKIM2 3 4
  - Engine Temperature Sensor › Component Information › Locations
  - Fuel Level Sensor › Component Information › Locations2 3
  - Idle Speed/Throttle Actuator - Electronic › Component Information › Locations › Component Locations2
  - Information Bus › Component Information › Diagrams › Diagram Information and Instructions2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24
  - Main Relay (Computer/Fuel System) › Component Information › Locations2 3 4 5
  - Malfunction Indicator Lamp › Component Information › Locations2
  - Manifold Pressure/Vacuum Sensor › Component Information › Locations › Component Locations2
  - Oil Pressure Sensor › Component Information › Locations2
  - Oxygen Sensor › Component Information8 pages
    Locations › Component Locations2 3 4 5
    Description and Operation › Description2 3
  - Oxygen Sensor Relay › Component Information › Locations2 3 4
  - Power Steering Pressure Switch › Component Information › Locations › Component Locations2
  - Relays and Modules - Computers and Control Systems47 pages
    Engine Control Module › Component Information38 pages
    Technical Service Bulletins › Engine Control - PCM Initialization Procedure2 3 4
    Locations › Component Locations2 3 4
    Diagrams › Diagram Information and Instructions2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20…26
    Service and Repair › Programming Ignition Keys to the SKIM2 3 4
    Main Relay (Computer/Fuel System) › Component Information › Locations2 3 4 5
    Oxygen Sensor Relay › Component Information › Locations2 3 4
  - Sensors and Switches - Computers and Control Systems66 pages
    Battery Temperature Sensor › Component Information › Locations › Component Locations2
    Camshaft Position Sensor › Component Information › Locations2 3 4 5 6 7
    Coolant Temperature Sensor/Switch (For Computer) › Component Information › Locations
    Crankshaft Position Sensor › Component Information › Locations › Component Locations2
    Engine Temperature Sensor › Component Information › Locations
    Fuel Level Sensor › Component Information › Locations2 3
    Intake Air Temperature Sensor › Component Information › Locations2 3 4 5
    Manifold Pressure/Vacuum Sensor › Component Information › Locations › Component Locations2
    Oil Pressure Sensor › Component Information › Locations2
    Oxygen Sensor › Component Information8 pages
    Locations › Component Locations2 3 4 5
    Description and Operation › Description2 3
    Power Steering Pressure Switch › Component Information › Locations › Component Locations2
    Throttle Position Sensor › Component Information › Locations › Component Locations2
    Transmission Position Switch/Sensor, A/T › Component Information4 pages
    Locations2
    Description and Operation › Transmission Range Sensor2
    Vehicle Speed Sensor › Component Information25 pages
    Locations › Component Locations2 3
    Diagrams › Diagram Information and Instructions2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22
  - Throttle Position Sensor › Component Information › Locations › Component Locations2
  - Transmission Position Switch/Sensor, A/T › Component Information4 pages
    Locations2
    Description and Operation › Transmission Range Sensor2
  - Vehicle Speed Sensor › Component Information25 pages
    Locations › Component Locations2 3
    Diagrams › Diagram Information and Instructions2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22
- Emission Control Systems35 pages
  - Evaporative Emissions System28 pages
    Canister Purge Solenoid › Component Information › Locations › Component Locations2
    Evaporative Check Valve › Component Information › Technical Service Bulletins6 pages
    All Technical Service Bulletins for Evaporative Check Valve: › 14-001-09A › Sep › 09 › Fuel System - Difficult Fuel Fill/Nozzle Shuts Off2 3
    Customer Interest for Evaporative Check Valve: › 14-001-09A › Sep › 09 › Fuel System - Difficult Fuel Fill/Nozzle Shuts Off2 3
    Evaporative Emission Control Canister › Component Information › Locations2 3
    Evaporative Emissions Hose › Component Information › Technical Service Bulletins6 pages
    All Technical Service Bulletins for Evaporative Emissions Hose: › 14-001-09A › Sep › 09 › Fuel System - Difficult Fuel Fill/Nozzle Shuts Off2 3
    Customer Interest for Evaporative Emissions Hose: › 14-001-09A › Sep › 09 › Fuel System - Difficult Fuel Fill/Nozzle Shuts Off2 3
    Leak Detection Pump, Evaporative System › Component Information › Locations2 3 4 5 6 7 8 9
    Leak Detection Pump Filter, Evaporative System › Component Information › Locations
    Refueling Vapor Recovery System › Refueling Control Valve, Evaporative System › Component Information › Locations
  - Positive Crankcase Ventilation › Positive Crankcase Ventilation Valve › Component Information › Locations2 3 4 5 6 7
- Fuel Delivery and Air Induction99 pages
  - Fuel Pressure › System Information6 pages
    Specifications
    System Diagnosis › Fuel Delivery Check2 3 4 5
  - Fuel Pressure Release › System Information › Service and Repair
  - Idle Speed › System Information › Specifications2
  - Accelerator Pedal › Component Information › Locations2
  - Fuel › Component Information › Specifications
  - Fuel Filler Cap › Component Information › Technical Service Bulletins4 pages
    All Technical Service Bulletins for Fuel Filler Cap: › 14-001-06 › Jan › 06 › Fuel System - MIL ON/DTC P0457 Set2
    Customer Interest for Fuel Filler Cap: › 14-001-06 › Jan › 06 › Fuel System - MIL ON/DTC P0457 Set2
  - Fuel Filler Cap Warning Indicator › Component Information › Technical Service Bulletins4 pages
    All Technical Service Bulletins for Fuel Filler Cap Warning Indicator: › 14-001-06 › Jan › 06 › Fuel System - MIL ON/DTC P0457 Set2
    Customer Interest for Fuel Filler Cap Warning Indicator: › 14-001-06 › Jan › 06 › Fuel System - MIL ON/DTC P0457 Set2
  - Fuel Filter › Fuel Pressure Release › System Information › Service and Repair
  - Fuel Injector › Component Information › Locations2 3 4
  - Fuel Line Coupler › Component Information › Description and Operation2 3 4 5 6 7 8
  - Fuel Pressure Regulator › Component Information › Locations2 3
  - Fuel Pressure Pulsation Damper › Component Information › Description and Operation2 3 4
  - Fuel Pump10 pages
    Fuel Pressure › System Information6 pages
    Specifications
    System Diagnosis › Fuel Delivery Check2 3 4 5
    Fuel Pump Relay › Component Information › Locations2 3 4
  - Fuel Pump Pickup Filter › Component Information › Locations2
  - Fuel Rail › Component Information › Description and Operation2 3 4
  - Fuel Supply Line › Component Information › Locations
  - Fuel Tank15 pages
    Fuel Filler Neck › Component Information › Technical Service Bulletins6 pages
    All Technical Service Bulletins for Fuel Filler Neck: › 14-001-09A › Sep › 09 › Fuel System - Difficult Fuel Fill/Nozzle Shuts Off2 3
    Customer Interest for Fuel Filler Neck: › 14-001-09A › Sep › 09 › Fuel System - Difficult Fuel Fill/Nozzle Shuts Off2 3
    Fuel Gauge Sender › Component Information › Locations2 3
    Fuel Tank Vent › Component Information › Technical Service Bulletins6 pages
    All Technical Service Bulletins for Fuel Tank Vent: › 14-001-09A › Sep › 09 › Fuel System - Difficult Fuel Fill/Nozzle Shuts Off2 3
    Customer Interest for Fuel Tank Vent: › 14-001-09A › Sep › 09 › Fuel System - Difficult Fuel Fill/Nozzle Shuts Off2 3
  - Fuel Tank Unit › Component Information › Locations › Component Locations2
  - Idle Speed/Throttle Actuator - Electronic › Component Information › Locations › Component Locations2
  - Main Relay (Computer/Fuel System) › Component Information › Locations2 3 4 5
  - Relays and Modules - Fuel Delivery and Air Induction9 pages
    Fuel Pump Relay › Component Information › Locations2 3 4
    Main Relay (Computer/Fuel System) › Component Information › Locations2 3 4 5
  - Sensors and Switches - Fuel Delivery and Air Induction › Throttle Position Sensor › Component Information › Locations › Component Locations2
  - Throttle Body › Component Information › Locations2 3
  - Throttle Cable/Linkage › Component Information › Service and Repair2
  - Throttle Position Sensor › Component Information › Locations › Component Locations2
- Ignition System65 pages
- Transmission Control Systems64 pages
  - Actuators and Solenoids - Transmission and Drivetrain › Actuators and Solenoids - A/T15 pages
    Overdrive Solenoid, A/T › Component Information › Description and Operation › Solenoid2 3 4
    Pressure Regulating Solenoid, A/T › Component Information › Description and Operation › Solenoid2 3 4
    Shift Interlock Solenoid › Component Information › Locations2
    Shift Solenoid, A/T › Component Information › Description and Operation › Solenoid2 3 4
    Torque Converter Clutch Solenoid, A/T › Component Information › Diagrams
  - Lamps and Indicators - Transmission and Drivetrain › Lamps and Indicators - A/T › Shift Indicator › Component Information › Description and Operation2
  - Relays and Modules - Transmission and Drivetrain9 pages
    Relays and Modules - A/T8 pages
    Control Module, A/T › Component Information › Locations2 3 4 5 6
    Transmission Control System Relay, A/T › Component Information › Locations2
    Relays and Modules - Differential › Actuator Relay, Differential Lock › Component Information › Locations
  - Sensors and Switches - Transmission and Drivetrain38 pages
    Sensors and Switches - A/T25 pages
    Fluid Pressure Sensor/Switch, A/T › Component Information › Locations2 3 4 5 6
    Overdrive Switch, A/T › Component Information › Locations2 3 4
    Transmission Position Switch/Sensor, A/T › Component Information4 pages
    Locations2
    Description and Operation › Transmission Range Sensor2
    Transmission Speed Sensor, A/T › Component Information8 pages
    Locations2
    Description and Operation › Speed Sensor - Input2
    Service and Repair › Speed Sensor - Input2 3 4
    Transmission Temperature Sensor/Switch, A/T › Component Information3 pages
    Specifications
    Description and Operation › Transmission Range Sensor2
    Sensors and Switches - Differential7 pages
    Position Sensor/Switch, Differential Lock › Component Information › Locations2
    Switch, Differential Lock › Component Information › Locations2 3 4 5
    Sensors and Switches - Transfer Case6 pages
    Gear Sensor/Switch, Transfer Case › Component Information › Locations2 3
    Speed Sensor, Transfer Case › Component Information › Description and Operation2 3
- PROM - Programmable Read Only Memory › Component Information › Technical Service Bulletins › Engine Controls - Flash Programming Failure Recovery2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20
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