Jetta GLS L4-1.8L Turbo (AWD) (2001): Powertrain Management

Also for this vehicle: Jetta GL L4-1.9L DSL Turbo (ALH) (2001), Jetta GL L4-2.0L (AVH) (2001), Jetta GL Wagon L4-1.9L DSL Turbo (ALH) (2002), Jetta GLS L4-1.8L Turbo (AWP) (2002), Jetta GLS L4-1.9L DSL Turbo (ALH) (2001), Jetta GLS L4-2.0L (AVH) (2001), Jetta GLS V6-2.8L (AFP) (2002), Jetta GLS VR6 V6-2.8L (AFP) (2001), Jetta GLS Wagon L4-1.8L Turbo (AWP) (2002), Jetta GLS Wagon L4-2.0L (AZG) (2002), Jetta GLS Wagon V6-2.8L (AFP) (2001), Jetta GLX V6-2.8L (AFP) (2002), Jetta GLX Wagon V6-2.8L (AFP) (2001), Jetta III L4-1.9L DSL Turbo (AAZ) (1993), Jetta III L4-2.0L (ABA) (1995), Jetta III V6-2792cc 2.8L DOHC (1994), Jetta L4-1.8L Turbo (AWD) (2000), Jetta L4-1.8L Turbo (AWP) (2004), Jetta L4-1.9L DSL Turbo (AAZ) (1997), Jetta L4-1.9L DSL Turbo (AHU) (1999), Jetta L4-1.9L DSL Turbo (BEW) (2004), Jetta L4-1.9L DSL Turbo (BRM) (2006), Jetta L4-1588cc 1.6L DSL SOHC (1982), Jetta L4-1588cc 1.6L DSL SOHC (ME) (1989), Jetta L4-1588cc 1.6L DSL SOHC Turbo (1985), Jetta L4-1715cc 1.7L SOHC (1983), Jetta L4-1781cc 1.8L DOHC (1988), Jetta L4-1781cc 1.8L SOHC (1987), Jetta L4-1781cc 1.8L SOHC (ACC) Can (1995), Jetta L4-1781cc 1.8L SOHC (RV, PF) (1989), Jetta L4-2.0L (ABA) (1996), Jetta L4-2.0L (AEG) (2000), Jetta L4-2.0L (AZG) (2004), Jetta L4-2.0L (BEV) (2004), Jetta L5-2.5L (BGP) (2006), Jetta L5-2.5L (CBTA) (2008), Jetta Sedan (162) L4-2.0L Turbo (CBPA) (2011), Jetta Sedan (162) L5-2.5L (CBUA) (2011), Jetta Sedan L4-1.8L Turbo (AWP) (2003), Jetta Sedan L4-1.9L DSL Turbo (BEW) (2005), Jetta Sedan L4-2.0L (AVH) (2003), Jetta Sedan L4-2.0L (BBW) (2005), Jetta Sedan L5-2.5L (BGP) (2005), Jetta Sedan L5-2.5L (CBTA) (2009), Jetta Sedan V6-2.8L (BDF) (2003), Jetta SportWagen (AJ5) L4-2.0L DSL Turbo (CJAA) (2011), Jetta SportWagen (AJ5) L5-2.5L (CBUA) (2011), Jetta SportWagen L4-2.0L DSL Turbo (CBEA) (2009), Jetta SportWagen L4-2.0L DSL Turbo (CJAA) (2010), Jetta SportWagen L4-2.0L Turbo (CCTA) (2009), Jetta SportWagen L5-2.5L (CBUA) (2009), Jetta V6-2.8L (AFP) (1999), Jetta V6-2.8L (BDF) (2002), Jetta Wagon L4-1.8L Turbo (AWP) (2005), Jetta Wagon L4-1.9L DSL Turbo (ALH) (2003), Jetta Wagon L4-2.0L (BEV) (2005).

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 Management63 pages
  - Relays and Modules - Computers and Control Systems59 pages
    Body Control Module › Component Information17 pages
    Locations › Central Control Module For Comfort System Connectors2
    Diagrams › Diagram Information and Instructions2 3 4 5 6 7 8 9 10 11 12 13 14 15
    Electronic Throttle Control Module › Component Information7 pages
    Locations2
    Testing and Inspection › Power Supply and Cables Check2 3 4 5
    Engine Control Module › Component Information34 pages
    Technical Service Bulletins20 pages
    Customer Interest:5 pages
    0107-24 › Feb › 07 › Engine Controls - DTC's P0604/P0605/P0606 in Memory2
    0107-01 › Jan › 07 › Engine Controls - DTC's 00545/00638 Stored
    0105-02 › Jan › 05 › Engine Controls - MIL ON/DTC P1603 (18011) Stored2
    All Technical Service Bulletins for Engine Control Module:10 pages
    0107-54 › Jul › 07 › Engine Controls - Avoiding Unnecessary ECM Replacement2 3 4 5
    0107-24 › Feb › 07 › Engine Controls - DTC's P0604/P0605/P0606 in Memory2
    0107-01 › Jan › 07 › Engine Controls - DTC's 00545/00638 Stored
    0105-02 › Jan › 05 › Engine Controls - MIL ON/DTC P1603 (18011) Stored2
    All Other Service Bulletins for Engine Control Module: › 0107-54 › Jul › 07 › Engine Controls - Avoiding Unnecessary ECM Replacement2 3 4 5
    Locations › 4 Speed Automatic 01M & 5 Speed Automatic 09A2
    Application and ID › Technical Data
    Adjustments › Relearn Procedure2 3 4 5
    Service and Repair › Engine Control Module (ECM), Replacing2 3 4 5 6
    Main Relay (Computer/Fuel System) › Component Information › Locations
  - Relays and Modules - Emission Control Systems › Air Injection Pump Relay › Component Information › Locations
  - Relays and Modules - Fuel Delivery and Air Induction3 pages
    Fuel Pump Relay › Component Information › Locations › Relay Locations Compiled From Every Wiring Section 1998-20042
    Main Relay (Computer/Fuel System) › Component Information › Locations
- Sensors and Switches - Powertrain Management111 pages
- Tune-up and Engine Performance Checks18 pages
- Computers and Control Systems349 pages
  - A/C Signal › Component Information › Testing and Inspection2
  - Accelerator Pedal Position Sensor › Component Information › Testing and Inspection2 3 4
  - Air Flow Meter/Sensor › Component Information › Technical Service Bulletins › Engine Controls - Silicone Sealer/Lubricant Precautions
  - Intake Air Temperature Sensor › Component Information › Locations2 3 4 5 6
  - Body Control Module › Component Information17 pages
    Locations › Central Control Module For Comfort System Connectors2
    Diagrams › Diagram Information and Instructions2 3 4 5 6 7 8 9 10 11 12 13 14 15
  - Brake Signal › Component Information › Testing and Inspection2 3
  - Camshaft Position Sensor › Component Information › Locations2 3 4 5 6 7
  - Clutch Switch, ECM › Component Information › Locations2 3 4
  - Coolant Temperature Sensor/Switch (For Computer) › Component Information › Testing and Inspection2 3 4 5
  - Data Link Connector › Component Information16 pages
    Locations › Component Locations2
    Diagrams › Diagram Information and Instructions2 3 4 5 6 7 8 9 10 11 12 13 14
  - Electronic Throttle Actuator › Component Information › Technical Service Bulletins › Vehicle - Hesitates or Won't Move After Stopping
  - Electronic Throttle Actuator Position Sensor › Component Information › Locations › Angle Sensor -1- For Throttle Drive (Power Accelerator Actuation)2
  - Electronic Power Control (EPC) Warning Lamp <--> [Electronic Throttle Control Indicator] › Component Information › Locations2 3 4
  - Electronic Throttle Control Module › Component Information7 pages
    Locations2
    Testing and Inspection › Power Supply and Cables Check2 3 4 5
  - Engine Control Module › Component Information34 pages
    Technical Service Bulletins20 pages
    Customer Interest:5 pages
    0107-24 › Feb › 07 › Engine Controls - DTC's P0604/P0605/P0606 in Memory2
    0107-01 › Jan › 07 › Engine Controls - DTC's 00545/00638 Stored
    0105-02 › Jan › 05 › Engine Controls - MIL ON/DTC P1603 (18011) Stored2
    All Technical Service Bulletins for Engine Control Module:10 pages
    0107-54 › Jul › 07 › Engine Controls - Avoiding Unnecessary ECM Replacement2 3 4 5
    0107-24 › Feb › 07 › Engine Controls - DTC's P0604/P0605/P0606 in Memory2
    0107-01 › Jan › 07 › Engine Controls - DTC's 00545/00638 Stored
    0105-02 › Jan › 05 › Engine Controls - MIL ON/DTC P1603 (18011) Stored2
    All Other Service Bulletins for Engine Control Module: › 0107-54 › Jul › 07 › Engine Controls - Avoiding Unnecessary ECM Replacement2 3 4 5
    Locations › 4 Speed Automatic 01M & 5 Speed Automatic 09A2
    Application and ID › Technical Data
    Adjustments › Relearn Procedure2 3 4 5
    Service and Repair › Engine Control Module (ECM), Replacing2 3 4 5 6
  - Engine Speed Sensor › Component Information › Locations2 3
  - Information Bus › Component Information › Testing and Inspection › Initial Inspection and Diagnostic Overview2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20…28
  - Knock Sensor › Component Information › Locations › Knock Sensor (KS) 12
  - Main Relay (Computer/Fuel System) › Component Information › Locations
  - Malfunction Indicator Lamp › Component Information4 pages
    Description and Operation › EPC Warning Lamp (For Electronic Accelerator), Significance2
    Testing and Inspection › Malfunction Indicator Lamp For Electronic Throttle Control2
  - Manifold Pressure/Vacuum Sensor › Component Information › Locations
  - Oxygen Sensor › Component Information23 pages
    Technical Service Bulletins › Engine Controls - Silicone Sealer/Lubricant Precautions
    Locations › Heated Oxygen Sensor (HO2S)2
    Testing and Inspection › Oxygen Sensor (O2S) Aging Oxygen Sensor 1, Checking2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20
  - Power Steering Pressure Switch › Component Information › Locations2 3
  - Relays and Modules - Computers and Control Systems59 pages
    Body Control Module › Component Information17 pages
    Locations › Central Control Module For Comfort System Connectors2
    Diagrams › Diagram Information and Instructions2 3 4 5 6 7 8 9 10 11 12 13 14 15
    Electronic Throttle Control Module › Component Information7 pages
    Locations2
    Testing and Inspection › Power Supply and Cables Check2 3 4 5
    Engine Control Module › Component Information34 pages
    Technical Service Bulletins20 pages
    Customer Interest:5 pages
    0107-24 › Feb › 07 › Engine Controls - DTC's P0604/P0605/P0606 in Memory2
    0107-01 › Jan › 07 › Engine Controls - DTC's 00545/00638 Stored
    0105-02 › Jan › 05 › Engine Controls - MIL ON/DTC P1603 (18011) Stored2
    All Technical Service Bulletins for Engine Control Module:10 pages
    0107-54 › Jul › 07 › Engine Controls - Avoiding Unnecessary ECM Replacement2 3 4 5
    0107-24 › Feb › 07 › Engine Controls - DTC's P0604/P0605/P0606 in Memory2
    0107-01 › Jan › 07 › Engine Controls - DTC's 00545/00638 Stored
    0105-02 › Jan › 05 › Engine Controls - MIL ON/DTC P1603 (18011) Stored2
    All Other Service Bulletins for Engine Control Module: › 0107-54 › Jul › 07 › Engine Controls - Avoiding Unnecessary ECM Replacement2 3 4 5
    Locations › 4 Speed Automatic 01M & 5 Speed Automatic 09A2
    Application and ID › Technical Data
    Adjustments › Relearn Procedure2 3 4 5
    Service and Repair › Engine Control Module (ECM), Replacing2 3 4 5 6
    Main Relay (Computer/Fuel System) › Component Information › Locations
  - Sensors and Switches - Computers and Control Systems86 pages
    Accelerator Pedal Position Sensor › Component Information › Testing and Inspection2 3 4
    Air Flow Meter/Sensor › Component Information › Technical Service Bulletins › Engine Controls - Silicone Sealer/Lubricant Precautions
    Camshaft Position Sensor › Component Information › Locations2 3 4 5 6 7
    Clutch Switch, ECM › Component Information › Locations2 3 4
    Coolant Temperature Sensor/Switch (For Computer) › Component Information › Testing and Inspection2 3 4 5
    Electronic Throttle Actuator Position Sensor › Component Information › Locations › Angle Sensor -1- For Throttle Drive (Power Accelerator Actuation)2
    Engine Speed Sensor › Component Information › Locations2 3
    Intake Air Temperature Sensor › Component Information › Locations2 3 4 5 6
    Knock Sensor › Component Information › Locations › Knock Sensor (KS) 12
    Manifold Pressure/Vacuum Sensor › Component Information › Locations
    Oxygen Sensor › Component Information23 pages
    Technical Service Bulletins › Engine Controls - Silicone Sealer/Lubricant Precautions
    Locations › Heated Oxygen Sensor (HO2S)2
    Testing and Inspection › Oxygen Sensor (O2S) Aging Oxygen Sensor 1, Checking2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20
    Power Steering Pressure Switch › Component Information › Locations2 3
    Throttle Position Sensor › Component Information › Locations › Throttle Position (TP) Sensor2
    Transmission Position Switch/Sensor, A/T › Component Information19 pages
    Locations › 5 Speed Automatic 09A2
    Diagrams › Diagram Information and Instructions2 3 4 5 6 7 8 9 10 11 12 13 14
    Service and Repair › 5 Speed Automatic 09A Remove/Install/Adj. Multi-Function Switch2 3
    Vehicle Speed Sensor › Component Information › Locations › Speedometer Vehicle Speed Sensor (VSS) (Automatic Transmission)2 3 4
  - Throttle Position Sensor › Component Information › Locations › Throttle Position (TP) Sensor2
  - Transmission Position Switch/Sensor, A/T › Component Information19 pages
    Locations › 5 Speed Automatic 09A2
    Diagrams › Diagram Information and Instructions2 3 4 5 6 7 8 9 10 11 12 13 14
    Service and Repair › 5 Speed Automatic 09A Remove/Install/Adj. Multi-Function Switch2 3
  - Variable Valve Timing Actuator › Component Information › Technical Service Bulletins › Engine - Rattling Noise On Start Up (Normal Condition)
  - Vehicle Speed Sensor › Component Information › Locations › Speedometer Vehicle Speed Sensor (VSS) (Automatic Transmission)2 3 4
- Emission Control Systems32 pages
  - Air Injection12 pages
    Air Injection Control Valve › Component Information4 pages
    Locations
    Testing and Inspection › Secondary Air Injection (Air) Solenoid Valve Checking2 3
    Air Injection Pump › Component Information › Technical Service Bulletins7 pages
    All Technical Service Bulletins: › 2601-01 › Jun › 01 › Secondary Air Pump - Inoperative2 3
    Customer Interest: › 2601-01 › Jun › 01 › Secondary Air Pump - Inoperative2 3
    All Other Service Bulletins for Air Injection Pump: › NHTSA04V584000 › Dec › 04 › Recall 04V584000: Hazard Switch/Relay Replacement
    All Other Service Bulletins for Air Injection Pump: › NHTSA04V584000 › Dec › 04 › Recall 04V584000: Hazard Switch/Relay Replacement
    Air Injection Pump Relay › Component Information › Locations
  - Catalytic Converter › Component Information › Technical Service Bulletins8 pages
    All Technical Service Bulletins for Catalytic Converter: › 2607-06 › Sep › 07 › Emissions - Possible MIL ON/Cat Converter DTC's Set2 3 4
    Customer Interest for Catalytic Converter: › 2607-06 › Sep › 07 › Emissions - Possible MIL ON/Cat Converter DTC's Set2 3 4
  - Evaporative Emissions System11 pages
    Canister Purge Control Valve › Component Information › Testing and Inspection2 3
    Evaporative Emission Control Canister › Component Information › Service and Repair2
    Leak Detection Pump, Evaporative System › Component Information › Testing and Inspection2 3 4 5 6
  - Relays and Modules - Emission Control Systems › Air Injection Pump Relay › Component Information › Locations
- Fuel Delivery and Air Induction104 pages
- Ignition System101 pages
  - Ignition Timing › Number One Cylinder › Component Information › Locations
  - Camshaft Position Sensor › Component Information › Locations2 3 4 5 6 7
  - Ignition Coil Pack › Component Information › Tools and Equipment2
  - Ignition Coil › Component Information › Technical Service Bulletins72 pages
    Customer Interest:19 pages
    2810-01 › Mar › 10 › Ignition System - MIL ON/DTC's P0300-P0312 Stored2 3 4 5
    9704-02 › Apr › 04 › Ignition System - MIL ON/Misfire DTC's Set2 3 4 5 6 7 8
    0103-02 › Feb › 03 › Ignition System - MIL ON/Misfire DTC's Set/Rough Running2 3 4 5 6
    All Technical Service Bulletins for Ignition Coil:24 pages
    2810-02 › May › 10 › Emissions - Interim Repair For Recall 28F32 3 4 5
    2810-01 › Mar › 10 › Ignition System - MIL ON/DTC's P0300-P0312 Stored2 3 4 5
    9704-02 › Apr › 04 › Ignition System - MIL ON/Misfire DTC's Set2 3 4 5 6 7 8
    0103-02 › Feb › 03 › Ignition System - MIL ON/Misfire DTC's Set/Rough Running2 3 4 5 6
    Recalls: › 2810-02 › May › 10 › Emissions - Interim Repair For Recall 28F32 3 4 5
    All Other Service Bulletins for Ignition Coil:19 pages
    2810-01 › Mar › 10 › Ignition System - MIL ON/DTC's P0300-P0312 Stored2 3 4 5
    9704-02 › Apr › 04 › Ignition System - MIL ON/Misfire DTC's Set2 3 4 5 6 7 8
    0103-02 › Feb › 03 › Ignition System - MIL ON/Misfire DTC's Set/Rough Running2 3 4 5 6
    All Other Service Bulletins for Ignition Coil: › 2810-02 › May › 10 › Emissions - Interim Repair For Recall 28F32 3 4 5
  - Knock Sensor › Component Information › Locations › Knock Sensor (KS) 12
  - Sensors and Switches - Ignition System13 pages
    Camshaft Position Sensor › Component Information › Locations2 3 4 5 6 7
    Ignition Switch › Ignition Switch Lock Cylinder › Component Information › Service and Repair › Lock Cylinder, Removing and Installing2 3 4
    Knock Sensor › Component Information › Locations › Knock Sensor (KS) 12
  - Spark Plug › Component Information4 pages
    Specifications2
    Tools and Equipment › Spark Plug Pliers - AST Tool # H 18492
- Transmission Control Systems90 pages
  - Actuators and Solenoids - Transmission and Drivetrain › Actuators and Solenoids - A/T › Shift Interlock Solenoid › Component Information20 pages
    Locations
    Diagrams › Diagram Information and Instructions2 3 4 5 6 7 8 9 10 11 12 13 14
    Service and Repair › 4 Speed Automatic 01M2 3 4 5
  - Relays and Modules - Transmission and Drivetrain › Relays and Modules - A/T30 pages
    Control Module, A/T › Component Information28 pages
    Locations
    Testing and Inspection › 5 Speed Automatic 09A2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23
    Service and Repair › 4 Speed Automatic 01M2 3 4
    Transmission Position Relay, A/T › Component Information › Locations › Compiled From Every Wiring Section 1998-20042
  - Sensors and Switches - Transmission and Drivetrain › Sensors and Switches - A/T40 pages
    Downshift Switch, A/T › Component Information › Locations2 3
    Transmission Position Switch/Sensor, A/T › Component Information19 pages
    Locations › 5 Speed Automatic 09A2
    Diagrams › Diagram Information and Instructions2 3 4 5 6 7 8 9 10 11 12 13 14
    Service and Repair › 5 Speed Automatic 09A Remove/Install/Adj. Multi-Function Switch2 3
    Transmission Speed Sensor, A/T › Component Information15 pages
    Locations
    Diagrams › Diagram Information and Instructions2 3 4 5 6 7 8 9 10 11 12 13 14
    Transmission Temperature Sensor/Switch, A/T › Component Information › Locations2 3
- PROM - Programmable Read Only Memory › Component Information › Technical Service Bulletins28 pages
  - All Technical Service Bulletins for PROM - Programmable Read Only Memory:14 pages
    0109-10 › Apr › 09 › Engine Controls - DTC's P0300-P0304/P0420/P04412 3 4
    0107-01 › Jan › 07 › Engine Controls - DTC's 00545/00638 Stored
    0103-05 › Jul › 03 › Engine Controls - Engine Misfire DTC'S Set2 3 4 5 6 7 8 9
  - Customer Interest for PROM - Programmable Read Only Memory:14 pages
    0109-10 › Apr › 09 › Engine Controls - DTC's P0300-P0304/P0420/P04412 3 4
    0107-01 › Jan › 07 › Engine Controls - DTC's 00545/00638 Stored
    0103-05 › Jul › 03 › Engine Controls - Engine Misfire DTC'S Set2 3 4 5 6 7 8 9
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