Galant L4-1997cc 2.0L DOHC (1990): Powertrain Management

Also for this vehicle: Galant AWD L4-1997cc 2.0L DOHC (1990), Galant AWD L4-1997cc 2.0L DOHC Turbo (1991), Galant DE L4-2350cc 2.4L SOHC MFI (2000), Galant ES L4-2350cc 2.4L SOHC MFI (1997), Galant ES V6-3.0L SOHC (2000), Galant GTZ V6-3.0L SOHC (1999), Galant L4-1997cc 2.0L SOHC 16 Valve (1993), Galant L4-2.0L SOHC (1989), Galant L4-2.4L (4G69) (2004), Galant L4-2350cc 2.4L SOHC (1985), Galant LS V6-3.0L SOHC (1999), Galant V6-2972cc 3.0L SOHC (1988), Galant V6-3.0L SOHC (2003), Galant V6-3.8L (6G75) (2005), Galant VR4 AWD L4-1997cc 2.0L DOHC Turbo (1992).

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

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01Diagnostic Trouble Codes (DTC)Diagnostic Trouble Codes (DTC): Sections
02Relays and Modules Relays and Modules: Sections
03Sensors and Switches Sensors and Switches: Sections
04Maintenance Maintenance: Sections
05Engine, Cooling and Exhaust Engine, Cooling and Exhaust: Sections
06Powertrain Management Powertrain Management: Sections
- Relays and Modules - Powertrain Management32 pages
  - Relays and Modules - Computers and Control Systems13 pages
    Engine Control Module › Component Information4 pages
    Technical Service Bulletins › Engine Controls - Never Use a Test Light To Check an ECM2
    Testing and Inspection › Component Tests and General Diagnostics2
    Main Relay (Computer/Fuel System) › Component Information9 pages
    Locations2
    Testing and Inspection › Non Trouble Code Components2 3 4 5 6 7
  - Relays and Modules - Fuel Delivery and Air Induction14 pages
    Fuel Pump Relay › Component Information5 pages
    Locations
    Testing and Inspection › Control Relay (Fuel Pump Control)2 3 4
    Main Relay (Computer/Fuel System) › Component Information9 pages
    Locations2
    Testing and Inspection › Non Trouble Code Components2 3 4 5 6 7
  - Relays and Modules - Ignition System5 pages
    Ignition Control Module › Component Information › Locations2 3
    Ignition Relay › Component Information › Description and Operation2
- Sensors and Switches - Powertrain Management89 pages
  - Sensors and Switches - Computers and Control Systems50 pages
    Air Flow Meter/Sensor › Component Information › Locations2 3
    Barometric Pressure Sensor › Component Information › Locations2
    Barometric Pressure Switch › Component Information › Description and Operation
    Camshaft Position Sensor › Component Information › Description and Operation2
    Engine Coolant Temperature Switch (A/C) <--> [Coolant Temperature Sensor/Switch (For Computer)] › Component Information › Technical Service Bulletins › Coolant Temperature Sensor - Correction
    Crankshaft Position Sensor › Component Information7 pages
    Specifications2
    Description and Operation › Crankshaft Position and Camshaft (TDC) Sensors2 3
    Testing and Inspection › Crankshaft Position Sensor2
    Idle Air Control Valve Position Sensor <--> [Idle Speed Motor Position Sensor] › Component Information › Technical Service Bulletins › Idle Switch Inspection - Service Manual Revision2
    Intake Air Temperature Sensor <--> [Intake Air Temperature Sensor] › Component Information › Locations2 3
    Detonation Sensor <--> [Knock Sensor] › Component Information › Technical Service Bulletins › Engien Controls - MPI Circuit Diagram Revision2 3
    Oxygen Sensor › Component Information › Specifications2 3 4 5
    Power Steering Pressure Switch › Component Information4 pages
    Locations2
    Testing and Inspection › Power Steering Load Switch2
    Closed Throttle Position Switch <--> [Throttle Full Close Switch] › Component Information › Technical Service Bulletins › Idle Switch Inspection - Service Manual Revision
    Throttle Position Sensor › Component Information13 pages
    Technical Service Bulletins › Engine Controls - TPS Harness Inspection Revision2
    Locations › Throttle Position Sensor (TPS)2 3 4 5 6 7 8 9 10 11
    Transmission Position Switch/Sensor, A/T › Component Information › Description and Operation
    Pulse Generator <--> [Vehicle Speed Sensor] › Component Information › Locations2
  - Sensors and Switches - Emission Control Systems › EGR Temperature Sensor › Component Information › Technical Service Bulletins › EGR - Temperature Sensor Inspection2 3 4
  - Sensors and Switches - Fuel Delivery and Air Induction19 pages
    Air Flow Meter/Sensor › Component Information › Locations2 3
    Idle Air Control Valve Position Sensor <--> [Idle Speed Motor Position Sensor] › Component Information › Technical Service Bulletins › Idle Switch Inspection - Service Manual Revision2
    Closed Throttle Position Switch <--> [Throttle Full Close Switch] › Component Information › Technical Service Bulletins › Idle Switch Inspection - Service Manual Revision
    Throttle Position Sensor › Component Information13 pages
    Technical Service Bulletins › Engine Controls - TPS Harness Inspection Revision2
    Locations › Throttle Position Sensor (TPS)2 3 4 5 6 7 8 9 10 11
  - Sensors and Switches - Ignition System16 pages
    Camshaft Position Sensor › Component Information › Description and Operation2
    Crankshaft Position Sensor › Component Information7 pages
    Specifications2
    Description and Operation › Crankshaft Position and Camshaft (TDC) Sensors2 3
    Testing and Inspection › Crankshaft Position Sensor2
    Ignition Switch › Component Information4 pages
    Description and Operation
    Testing and Inspection › Ignition Switch-ST (M/T)2 3
    Detonation Sensor <--> [Knock Sensor] › Component Information › Technical Service Bulletins › Engien Controls - MPI Circuit Diagram Revision2 3
- Tune-up and Engine Performance Checks38 pages
  - Fuel Pressure › Diagnostic Connector - Fuel Pump › Component Information › Locations › Component Locations2 3 4 5 6 7 8 9 10
  - Air/Fuel Mixture › System Information › Adjustments
  - Idle Speed › System Information7 pages
    Technical Service Bulletins3 pages
    By Symptom2
    All Technical Service Bulletins for Idle Speed: › 9313004 › Aug › 93 › ECM - Adaptive Memory
    Adjustments › Idle Speed Adjustment2 3 4
  - Air Cleaner Housing › Air Filter Element › Component Information › Testing and Inspection
  - Fuel Filter › Fuel Pressure Release › System Information › Service and Repair
  - Firing Order › Component Information › Specifications
  - Ignition Timing3 pages
    Ignition Timing Adjustment Connector <--> [Ignition Timing Connector] › Component Information › Locations › Component Locations2
    Number One Cylinder › Component Information › Locations
  - Ignition Cable › Component Information › Locations2 3 4
  - Distributor, Ignition › Component Information › Specifications
  - Spark Plug › Component Information6 pages
    Technical Service Bulletins4 pages
    Customer Interest: › 95-16-003 › Nov › 95 › Spark Plug - Fouling
    All Technical Service Bulletins for Spark Plug:2 pages
    TT-124-13-001 › Mar › 06 › Engine - Fouled Spark Plugs Causing Misfire
    95-16-003 › Nov › 95 › Spark Plug - Fouling
    All Other Service Bulletins for Spark Plug: › TT-124-13-001 › Mar › 06 › Engine - Fouled Spark Plugs Causing Misfire
    Specifications › Gap2
  - Compression Check › System Information › Specifications
  - Valve Clearance2 pages
    System Information › Specifications2
    System Information › Specifications
- Computers and Control Systems143 pages
  - Air Flow Meter/Sensor › Component Information › Locations2 3
  - Intake Air Temperature Sensor <--> [Intake Air Temperature Sensor] › Component Information › Locations2 3
  - Barometric Pressure Sensor › Component Information › Locations2
  - Barometric Pressure Switch › Component Information › Description and Operation
  - Camshaft Position Sensor › Component Information › Description and Operation2
  - Central Power Supply › Component Information › Service Precautions2 3
  - Engine Coolant Temperature Switch (A/C) <--> [Coolant Temperature Sensor/Switch (For Computer)] › Component Information › Technical Service Bulletins › Coolant Temperature Sensor - Correction
  - Crankshaft Position Sensor › Component Information7 pages
    Specifications2
    Description and Operation › Crankshaft Position and Camshaft (TDC) Sensors2 3
    Testing and Inspection › Crankshaft Position Sensor2
  - Data Link Connector › Component Information › Locations › Component Locations2
  - Engine Control Module › Component Information4 pages
    Technical Service Bulletins › Engine Controls - Never Use a Test Light To Check an ECM2
    Testing and Inspection › Component Tests and General Diagnostics2
  - Idle Air Control Valve Position Sensor <--> [Idle Speed Motor Position Sensor] › Component Information › Technical Service Bulletins › Idle Switch Inspection - Service Manual Revision2
  - Idle Air Control Motor (Stepper Motor) <--> [Idle Speed/Throttle Actuator - Electronic] › Component Information › Specifications2 3 4 5 6
  - Detonation Sensor <--> [Knock Sensor] › Component Information › Technical Service Bulletins › Engien Controls - MPI Circuit Diagram Revision2 3
  - Main Relay (Computer/Fuel System) › Component Information9 pages
    Locations2
    Testing and Inspection › Non Trouble Code Components2 3 4 5 6 7
  - Malfunction Indicator Lamp › Component Information4 pages
    Locations
    Diagrams › Diagram Information and Instructions2 3
  - Oxygen Sensor › Component Information › Specifications2 3 4 5
  - Power Steering Pressure Switch › Component Information4 pages
    Locations2
    Testing and Inspection › Power Steering Load Switch2
  - Relays and Modules - Computers and Control Systems13 pages
    Engine Control Module › Component Information4 pages
    Technical Service Bulletins › Engine Controls - Never Use a Test Light To Check an ECM2
    Testing and Inspection › Component Tests and General Diagnostics2
    Main Relay (Computer/Fuel System) › Component Information9 pages
    Locations2
    Testing and Inspection › Non Trouble Code Components2 3 4 5 6 7
  - Sensors and Switches - Computers and Control Systems50 pages
    Air Flow Meter/Sensor › Component Information › Locations2 3
    Barometric Pressure Sensor › Component Information › Locations2
    Barometric Pressure Switch › Component Information › Description and Operation
    Camshaft Position Sensor › Component Information › Description and Operation2
    Engine Coolant Temperature Switch (A/C) <--> [Coolant Temperature Sensor/Switch (For Computer)] › Component Information › Technical Service Bulletins › Coolant Temperature Sensor - Correction
    Crankshaft Position Sensor › Component Information7 pages
    Specifications2
    Description and Operation › Crankshaft Position and Camshaft (TDC) Sensors2 3
    Testing and Inspection › Crankshaft Position Sensor2
    Idle Air Control Valve Position Sensor <--> [Idle Speed Motor Position Sensor] › Component Information › Technical Service Bulletins › Idle Switch Inspection - Service Manual Revision2
    Intake Air Temperature Sensor <--> [Intake Air Temperature Sensor] › Component Information › Locations2 3
    Detonation Sensor <--> [Knock Sensor] › Component Information › Technical Service Bulletins › Engien Controls - MPI Circuit Diagram Revision2 3
    Oxygen Sensor › Component Information › Specifications2 3 4 5
    Power Steering Pressure Switch › Component Information4 pages
    Locations2
    Testing and Inspection › Power Steering Load Switch2
    Closed Throttle Position Switch <--> [Throttle Full Close Switch] › Component Information › Technical Service Bulletins › Idle Switch Inspection - Service Manual Revision
    Throttle Position Sensor › Component Information13 pages
    Technical Service Bulletins › Engine Controls - TPS Harness Inspection Revision2
    Locations › Throttle Position Sensor (TPS)2 3 4 5 6 7 8 9 10 11
    Transmission Position Switch/Sensor, A/T › Component Information › Description and Operation
    Pulse Generator <--> [Vehicle Speed Sensor] › Component Information › Locations2
  - Closed Throttle Position Switch <--> [Throttle Full Close Switch] › Component Information › Technical Service Bulletins › Idle Switch Inspection - Service Manual Revision
  - Throttle Position Sensor › Component Information13 pages
    Technical Service Bulletins › Engine Controls - TPS Harness Inspection Revision2
    Locations › Throttle Position Sensor (TPS)2 3 4 5 6 7 8 9 10 11
  - Transmission Position Switch/Sensor, A/T › Component Information › Description and Operation
  - Pulse Generator <--> [Vehicle Speed Sensor] › Component Information › Locations2
  - Voltage Signal › Component Information › Testing and Inspection › Air Conditioning on Signal2
- Emission Control Systems37 pages
- Fuel Delivery and Air Induction185 pages
  - Fuel Pressure › Diagnostic Connector - Fuel Pump › Component Information › Locations › Component Locations2 3 4 5 6 7 8 9 10
  - Fuel Pressure Release › System Information › Service and Repair
  - Idle Speed › System Information5 pages
    Technical Service Bulletins › All Technical Service Bulletins for Idle Speed: › 9313004 › Aug › 93 › ECM - Adaptive Memory
    Adjustments › Idle Speed Adjustment2 3 4
  - Air/Fuel Mixture › System Information › Adjustments
  - Accelerator Pedal › Component Information › Diagrams › Without Cruise Control2
  - Air Cleaner Housing › Air Filter Element › Component Information › Testing and Inspection
  - Air Flow Meter/Sensor › Component Information › Locations2 3
  - Diagnostic Connector - Fuel Pump › Component Information › Locations › Component Locations2 3 4 5 6 7 8 9 10
  - Fuel › Component Information › Technical Service Bulletins › Engine - Pinging Condition2
  - Fuel Accumulator › Component Information › Description and Operation2
  - Fuel Filler Cap › Component Information › Technical Service Bulletins › Fuel System - EVAP DTC's & Check Engine Light2
  - Fuel Filter › Fuel Pressure Release › System Information › Service and Repair
  - Fuel Injector › Component Information › Technical Service Bulletins4 pages
    Customer Interest for Fuel Injector: › 9111003 › Feb › 91 › Fuel - Hesitate, Surge or Stop Running2
    All Technical Service Bulletins for Fuel Injector: › 9111003 › Feb › 91 › Fuel - Hesitate, Surge or Stop Running2
  - Fuel Pressure Regulator › Component Information › Locations › 2WD2 3 4 5 6 7 8 9 10
  - Fuel Pump15 pages
    Fuel Pressure › Diagnostic Connector - Fuel Pump › Component Information › Locations › Component Locations2 3 4 5 6 7 8 9 10
    Fuel Pump Relay › Component Information5 pages
    Locations
    Testing and Inspection › Control Relay (Fuel Pump Control)2 3 4
  - Fuel Rail › Component Information › Specifications2 3 4 5 6
  - Fuel Return Line › Component Information › Description and Operation2 3 4 5
  - Fuel Supply Line › Component Information › Description and Operation2 3 4 5
  - Fuel Tank › Fuel Tank Drain Plug › Component Information › Locations › 2WD2 3 4 5 6 7 8 9 10
  - Fuel Tank Unit › Component Information › Technical Service Bulletins › Fuel - System Diagnosis In Tank Filter Clogging2 3 4
  - Idle Air Control Valve Position Sensor <--> [Idle Speed Motor Position Sensor] › Component Information › Technical Service Bulletins › Idle Switch Inspection - Service Manual Revision2
  - Idle Air Control Motor (Stepper Motor) <--> [Idle Speed/Throttle Actuator - Electronic] › Component Information › Specifications2 3 4 5 6
  - Main Relay (Computer/Fuel System) › Component Information9 pages
    Locations2
    Testing and Inspection › Non Trouble Code Components2 3 4 5 6 7
  - Relays and Modules - Fuel Delivery and Air Induction14 pages
    Fuel Pump Relay › Component Information5 pages
    Locations
    Testing and Inspection › Control Relay (Fuel Pump Control)2 3 4
    Main Relay (Computer/Fuel System) › Component Information9 pages
    Locations2
    Testing and Inspection › Non Trouble Code Components2 3 4 5 6 7
  - Rollover Valve, Fuel Tank › Component Information › Locations › 2WD2 3 4 5 6 7 8 9 10
  - Sensors and Switches - Fuel Delivery and Air Induction19 pages
    Air Flow Meter/Sensor › Component Information › Locations2 3
    Idle Air Control Valve Position Sensor <--> [Idle Speed Motor Position Sensor] › Component Information › Technical Service Bulletins › Idle Switch Inspection - Service Manual Revision2
    Closed Throttle Position Switch <--> [Throttle Full Close Switch] › Component Information › Technical Service Bulletins › Idle Switch Inspection - Service Manual Revision
    Throttle Position Sensor › Component Information13 pages
    Technical Service Bulletins › Engine Controls - TPS Harness Inspection Revision2
    Locations › Throttle Position Sensor (TPS)2 3 4 5 6 7 8 9 10 11
  - Throttle Body › Component Information › Specifications2 3 4 5 6
  - Throttle Cable/Linkage › Component Information6 pages
    Specifications
    Diagrams › Without Cruise Control2
    Adjustments › Without Cruise Control2 3
  - Closed Throttle Position Switch <--> [Throttle Full Close Switch] › Component Information › Technical Service Bulletins › Idle Switch Inspection - Service Manual Revision
  - Throttle Position Sensor › Component Information13 pages
    Technical Service Bulletins › Engine Controls - TPS Harness Inspection Revision2
    Locations › Throttle Position Sensor (TPS)2 3 4 5 6 7 8 9 10 11
- Ignition System63 pages
  - Firing Order › Component Information › Specifications
  - Ignition Timing3 pages
    Ignition Timing Adjustment Connector <--> [Ignition Timing Connector] › Component Information › Locations › Component Locations2
    Number One Cylinder › Component Information › Locations
  - Camshaft Position Sensor › Component Information › Description and Operation2
  - Crankshaft Position Sensor › Component Information7 pages
    Specifications2
    Description and Operation › Crankshaft Position and Camshaft (TDC) Sensors2 3
    Testing and Inspection › Crankshaft Position Sensor2
  - Distributor, Ignition › Component Information › Specifications
  - Ignition Cable › Component Information › Locations2 3 4
  - Ignition Coil › Component Information › Specifications2 3 4 5 6 7
  - Ignition Control Module › Component Information › Locations2 3
  - Ignition Relay › Component Information › Description and Operation2
  - Ignition Timing Adjustment Connector <--> [Ignition Timing Connector] › Component Information › Locations › Component Locations2
  - Detonation Sensor <--> [Knock Sensor] › Component Information › Technical Service Bulletins › Engien Controls - MPI Circuit Diagram Revision2 3
  - Relays and Modules - Ignition System5 pages
    Ignition Control Module › Component Information › Locations2 3
    Ignition Relay › Component Information › Description and Operation2
  - Sensors and Switches - Ignition System16 pages
    Camshaft Position Sensor › Component Information › Description and Operation2
    Crankshaft Position Sensor › Component Information7 pages
    Specifications2
    Description and Operation › Crankshaft Position and Camshaft (TDC) Sensors2 3
    Testing and Inspection › Crankshaft Position Sensor2
    Ignition Switch › Component Information4 pages
    Description and Operation
    Testing and Inspection › Ignition Switch-ST (M/T)2 3
    Detonation Sensor <--> [Knock Sensor]3 pages
    Component Information › Technical Service Bulletins › Engien Controls - MPI Circuit Diagram Revision2 3
    Component Information › Technical Service Bulletins › Engien Controls - MPI Circuit Diagram Revision
  - Spark Plug › Component Information6 pages
    Technical Service Bulletins4 pages
    All Technical Service Bulletins for Spark Plug:2 pages
    TT-124-13-001 › Mar › 06 › Engine - Fouled Spark Plugs Causing Misfire
    95-16-003 › Nov › 95 › Spark Plug - Fouling
    Customer Interest: › 95-16-003 › Nov › 95 › Spark Plug - Fouling
    All Other Service Bulletins for Spark Plug: › TT-124-13-001 › Mar › 06 › Engine - Fouled Spark Plugs Causing Misfire
    Specifications › Gap2
  - Tachometer Connector › Component Information › Locations
- Transmission Control Systems15 pages
  - Actuators and Solenoids - Transmission and Drivetrain › Actuators and Solenoids - A/T4 pages
    Shift Solenoid, A/T › Component Information › Technical Service Bulletins › A/T - Shift Control Solenoid Valve Revision
    Torque Converter Clutch Solenoid, A/T › Component Information › Technical Service Bulletins › A/T, TCC Solenoid - Resistance Specification Revision2 3
  - Relays and Modules - Transmission and Drivetrain › Relays and Modules - A/T › Control Module, A/T › Component Information › Technical Service Bulletins › Engine Controls - TPS Harness Inspection Revision2
  - Sensors and Switches - Transmission and Drivetrain › Sensors and Switches - A/T9 pages
    Transmission Mode Switch, A/T › Component Information › Locations2
    Transmission Position Switch/Sensor, A/T › Component Information › Description and Operation
    Transmission Speed Sensor, A/T › Component Information › Locations › Pulse Generator A2 3 4
    Transmission Temperature Sensor/Switch, A/T › Component Information › Locations2
07Transmission and Drivetrain Transmission and Drivetrain: Sections
08Brakes and Traction Control Brakes and Traction Control: Sections
09Starting and Charging Starting and Charging: Sections
10Power and Ground Distribution Power and Ground Distribution: Sections
11Steering and Suspension Steering and Suspension: Sections
12Heating and Air Conditioning Heating and Air Conditioning: Sections
13Restraint Systems Restraint Systems: Sections
14Accessories and Optional Equipment Accessories and Optional Equipment: Sections
15Body and Frame Body and Frame: Sections
16Cruise Control Cruise Control: Sections
17Instrument Panel, Gauges and Warning Indicators Instrument Panel, Gauges and Warning Indicators: Sections
18Lighting and Horns Lighting and Horns: Sections
19Windows and Glass Windows and Glass: Sections
20Wiper and Washer Systems Wiper and Washer Systems: Sections