Passat Wagon L4-1.9L DSL Turbo (AHU) (1997): Powertrain Management

Also for this vehicle: Passat 4Motion V6-2.8L (ATQ) (2005), Passat GLS 4Motion V6-2.8L (ATQ) (2002), Passat GLS L4-1.8L Turbo (AUG) (2001), Passat GLS V6 V6-2.8L (ATQ) (2001), Passat GLS Wagon L4-1.8L Turbo (AUG) (2001), Passat GLS Wagon L4-1.8L Turbo (AWM) (2002), Passat GLS Wagon V6 V6-2.8L (ATQ) (2001), Passat GLX V6 V6-2.8L (ATQ) (2001), Passat GLX Wagon V6 V6-2.8L (ATQ) (2001), Passat L4-1.8L Turbo (AWM) (2004), Passat L4-1984cc 2.0L DOHC (1991), Passat L4-1984cc 2.0L DOHC (9A) (1990), Passat Sedan 4Motion V6-2.8L (ATQ) (2003), Passat Sedan 4Motion V6-3.6L (BLV) (2007), Passat Sedan 4Motion W8-4.0L (BDP) (2002), Passat Sedan L4-1.8L Turbo (AWM) (2003), Passat Sedan L4-1.9L DSL Turbo (AAZ) (1995), Passat Sedan L4-1.9L DSL Turbo (AHH) (1998), Passat Sedan L4-1781cc 1.8L DOHC Turbo (ATW) (2000), Passat Sedan L4-1781cc 1.8L Turbo (AEB) (1999), Passat Sedan L4-1896cc 1.9L DSL Turbo (1Z) (1997), Passat Sedan L4-2.0L (ABA) (1996), Passat Sedan L4-2.0L Turbo (BPY) (2007), Passat Sedan L4-2.0L Turbo (CCTA) (2010), Passat Sedan V6-2.8L (ATQ) (2000), Passat Sedan V6-2771cc 2.8L DOHC (AHA) (1998), Passat Sedan V6-2792cc 2.8L DOHC (1994), Passat Sedan V6-2792cc 2.8L DOHC (AAA) (1995), Passat Sedan V6-2792cc 2.8L DOHC (AAA) SFI (1997), Passat Sedan V6-3.6L (BLV) (2008), Passat Syncro Sedan L4-1781cc 1.8L DOHC Turbo (ATW) (2000), Passat Syncro Sedan V6-2771cc 2.8L DOHC (AHA) (1999), Passat Syncro Wagon V6-2.8L (ATQ) (2000), Passat Syncro Wagon V6-2771cc 2.8L DOHC (AHA) (1998), Passat V6-2.8L (ATQ) (2004), Passat V6-3.6L (BLV) (2006), Passat Wagon 4Motion V6-2.8L (ATQ) (2003), Passat Wagon L4-1.8L Turbo (AWM) (2003), Passat Wagon L4-1.9L DSL Turbo (AAZ) (1996), Passat Wagon L4-1781cc 1.8L DOHC Turbo (ATW) (2000), Passat Wagon L4-1781cc 1.8L Turbo (AEB) (1998), Passat Wagon L4-2.0L (ABA) (1995), Passat Wagon L4-2.0L Turbo (BPY) (2008), Passat Wagon L4-2.0L Turbo (CCTA) (2009), Passat Wagon V6-2.8L (ATQ) (2000), Passat Wagon V6-2792cc 2.8L DOHC (1994), Passat Wagon V6-3.6L (BLV) (2007), Passat (B3).

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 Management64 pages
  - Relays and Modules - Computers and Control Systems39 pages
    Engine Control Module › Component Information26 pages
    Technical Service Bulletins15 pages
    Customer Interest: › 0107-01 › Jan › 07 › Engine Controls - DTC's 00545/00638 Stored
    Recalls: › CMPGTV › Oct › 97 › Campaign - Engine Component Update2 3 4
    All Technical Service Bulletins for Engine Control Module:5 pages
    0107-01 › Jan › 07 › Engine Controls - DTC's 00545/00638 Stored
    CMPGTV › Oct › 97 › Campaign - Engine Component Update2 3 4
    All Other Service Bulletins for Engine Control Module: › CMPGTV › Oct › 97 › Campaign - Engine Component Update2 3 4
    All Other Service Bulletins for Engine Control Module: › 0107-01 › Jan › 07 › Engine Controls - DTC's 00545/00638 Stored
    Diagrams › Diagram Information and Instructions2 3 4 5 6 7 8 9 10 11
    Main Relay (Computer/Fuel System) › Component Information › Diagrams › Diagram Information and Instructions2 3 4 5 6 7 8 9 10 11
    Oxygen Sensor Relay › Component Information › Locations2
  - Relays and Modules - Fuel Delivery and Air Induction13 pages
    Fuel Pump Relay › Component Information › Locations2
    Main Relay (Computer/Fuel System) › Component Information › Diagrams › Diagram Information and Instructions2 3 4 5 6 7 8 9 10 11
  - Relays and Modules - Glow Plug System › Glow Plug Relay › Component Information12 pages
    Locations
    Diagrams › Diagram Information and Instructions2 3 4 5 6 7 8 9 10 11
- Sensors and Switches - Powertrain Management105 pages
  - Sensors and Switches - Computers and Control Systems61 pages
    Air Flow Meter/Sensor › Component Information12 pages
    Technical Service Bulletins › Engine Controls - Silicone Sealer/Lubricant Precautions
    Diagrams › Diagram Information and Instructions2 3 4 5 6 7 8 9 10 11
    Coolant Temperature Sensor/Switch (For Computer) › Component Information14 pages
    Diagrams › Diagram Information and Instructions2 3 4 5 6 7 8 9 10 11
    Testing and Inspection › Engine Code AAZ2 3
    Engine Speed Sensor › Component Information › Testing and Inspection2
    Intake Air Temperature Sensor › Component Information › Testing and Inspection2
    Manifold Pressure/Vacuum Sensor › Component Information › Testing and Inspection
    Oxygen Sensor › Component Information › Technical Service Bulletins › Engine Controls - Silicone Sealer/Lubricant Precautions2
    Throttle Position Sensor › Component Information18 pages
    Technical Service Bulletins14 pages
    All Technical Service Bulletins for Throttle Position Sensor: › 0198-05 › Apr › 98 › A/T - Erratic, Harsh or Delayed Upshifts, No DTCs Set2 3 4 5 6 7
    Customer Interest for Throttle Position Sensor: › 0198-05 › Apr › 98 › A/T - Erratic, Harsh or Delayed Upshifts, No DTCs Set2 3 4 5 6 7
    Service and Repair › Removal2 3 4
    Transmission Position Switch/Sensor, A/T › Component Information › Specifications2 3 4 5
    Vehicle Speed Sensor › Component Information5 pages
    Technical Service Bulletins › Speed Sensors - Location and Trouble Codes2
    Locations › Automatic Transmission 0962 3
  - Sensors and Switches - Fuel Delivery and Air Induction41 pages
    Air Flow Meter/Sensor › Component Information12 pages
    Technical Service Bulletins › Engine Controls - Silicone Sealer/Lubricant Precautions
    Diagrams › Diagram Information and Instructions2 3 4 5 6 7 8 9 10 11
    Fuel Temperature Sensor › Component Information › Diagrams › Diagram Information and Instructions2 3 4 5 6 7 8 9 10 11
    Throttle Position Sensor › Component Information18 pages
    Technical Service Bulletins14 pages
    Customer Interest for Throttle Position Sensor: › 0198-05 › Apr › 98 › A/T - Erratic, Harsh or Delayed Upshifts, No DTCs Set2 3 4 5 6 7
    All Technical Service Bulletins for Throttle Position Sensor: › 0198-05 › Apr › 98 › A/T - Erratic, Harsh or Delayed Upshifts, No DTCs Set2 3 4 5 6 7
    Service and Repair › Removal2 3 4
  - Sensors and Switches - Ignition System › Ignition Switch › Ignition Switch Lock Cylinder › Component Information › Service and Repair2 3
- Tune-up and Engine Performance Checks14 pages
  - Fuel Pressure › System Information › Specifications
  - Idle Speed › System Information › Specifications
  - Fuel Filter › Component Information4 pages
    Locations2
    Service and Repair › Fuel Filter Servicing2
  - Firing Order › Component Information › Specifications
  - Ignition Timing › Number One Cylinder › Component Information › Locations
  - Spark Plug › Component Information › Tools and Equipment
  - Compression Check › System Information4 pages
    Specifications › Mechanical Specifications2
    Tools and Equipment › Electrical / Mechanical Repair2
  - Valve Clearance › System Information › Specifications
- Computers and Control Systems214 pages
  - Air Flow Meter/Sensor › Component Information12 pages
    Technical Service Bulletins › Engine Controls - Silicone Sealer/Lubricant Precautions
    Diagrams › Diagram Information and Instructions2 3 4 5 6 7 8 9 10 11
  - Intake Air Temperature Sensor › Component Information › Testing and Inspection2
  - Coolant Temperature Sensor/Switch (For Computer) › Component Information14 pages
    Diagrams › Diagram Information and Instructions2 3 4 5 6 7 8 9 10 11
    Testing and Inspection › Engine Code AAZ2 3
  - Data Link Connector › Component Information12 pages
    Locations
    Diagrams › Diagram Information and Instructions2 3 4 5 6 7 8 9 10 11
  - Engine Control Module › Component Information26 pages
    Technical Service Bulletins15 pages
    Customer Interest: › 0107-01 › Jan › 07 › Engine Controls - DTC's 00545/00638 Stored
    All Technical Service Bulletins for Engine Control Module:5 pages
    0107-01 › Jan › 07 › Engine Controls - DTC's 00545/00638 Stored
    CMPGTV › Oct › 97 › Campaign - Engine Component Update2 3 4
    Recalls: › CMPGTV › Oct › 97 › Campaign - Engine Component Update2 3 4
    All Other Service Bulletins for Engine Control Module: › CMPGTV › Oct › 97 › Campaign - Engine Component Update2 3 4
    All Other Service Bulletins for Engine Control Module: › 0107-01 › Jan › 07 › Engine Controls - DTC's 00545/00638 Stored
    Diagrams › Diagram Information and Instructions2 3 4 5 6 7 8 9 10 11
  - Engine Speed Sensor › Component Information › Testing and Inspection2
  - Main Relay (Computer/Fuel System) › Component Information › Diagrams › Diagram Information and Instructions2 3 4 5 6 7 8 9 10 11
  - Malfunction Indicator Lamp › Component Information › Technical Service Bulletins › EGR - MIL ON, DTC 00560 EGR Flow Deviation Detected2
  - Manifold Pressure/Vacuum Sensor › Component Information › Testing and Inspection
  - Oxygen Sensor › Component Information › Technical Service Bulletins › Engine Controls - Silicone Sealer/Lubricant Precautions2
  - Oxygen Sensor Relay › Component Information › Locations2
  - Relays and Modules - Computers and Control Systems39 pages
    Engine Control Module › Component Information26 pages
    Technical Service Bulletins15 pages
    Recalls: › CMPGTV › Oct › 97 › Campaign - Engine Component Update2 3 4
    All Technical Service Bulletins for Engine Control Module:5 pages
    0107-01 › Jan › 07 › Engine Controls - DTC's 00545/00638 Stored
    CMPGTV › Oct › 97 › Campaign - Engine Component Update2 3 4
    Customer Interest: › 0107-01 › Jan › 07 › Engine Controls - DTC's 00545/00638 Stored
    All Other Service Bulletins for Engine Control Module: › CMPGTV › Oct › 97 › Campaign - Engine Component Update2 3 4
    All Other Service Bulletins for Engine Control Module: › 0107-01 › Jan › 07 › Engine Controls - DTC's 00545/00638 Stored
    Diagrams › Diagram Information and Instructions2 3 4 5 6 7 8 9 10 11
    Main Relay (Computer/Fuel System) › Component Information › Diagrams › Diagram Information and Instructions2 3 4 5 6 7 8 9 10 11
    Oxygen Sensor Relay › Component Information › Locations2
  - Sensors and Switches - Computers and Control Systems61 pages
    Air Flow Meter/Sensor › Component Information12 pages
    Technical Service Bulletins › Engine Controls - Silicone Sealer/Lubricant Precautions
    Diagrams › Diagram Information and Instructions2 3 4 5 6 7 8 9 10 11
    Coolant Temperature Sensor/Switch (For Computer) › Component Information14 pages
    Diagrams › Diagram Information and Instructions2 3 4 5 6 7 8 9 10 11
    Testing and Inspection › Engine Code AAZ2 3
    Engine Speed Sensor › Component Information › Testing and Inspection2
    Intake Air Temperature Sensor › Component Information › Testing and Inspection2
    Manifold Pressure/Vacuum Sensor › Component Information › Testing and Inspection
    Oxygen Sensor › Component Information › Technical Service Bulletins › Engine Controls - Silicone Sealer/Lubricant Precautions2
    Throttle Position Sensor › Component Information18 pages
    Technical Service Bulletins14 pages
    Customer Interest for Throttle Position Sensor: › 0198-05 › Apr › 98 › A/T - Erratic, Harsh or Delayed Upshifts, No DTCs Set2 3 4 5 6 7
    All Technical Service Bulletins for Throttle Position Sensor: › 0198-05 › Apr › 98 › A/T - Erratic, Harsh or Delayed Upshifts, No DTCs Set2 3 4 5 6 7
    Service and Repair › Removal2 3 4
    Transmission Position Switch/Sensor, A/T › Component Information › Specifications2 3 4 5
    Vehicle Speed Sensor › Component Information5 pages
    Technical Service Bulletins › Speed Sensors - Location and Trouble Codes2
    Locations › Automatic Transmission 0962 3
  - Throttle Position Sensor › Component Information18 pages
    Technical Service Bulletins14 pages
    Customer Interest for Throttle Position Sensor: › 0198-05 › Apr › 98 › A/T - Erratic, Harsh or Delayed Upshifts, No DTCs Set2 3 4 5 6 7
    All Technical Service Bulletins for Throttle Position Sensor: › 0198-05 › Apr › 98 › A/T - Erratic, Harsh or Delayed Upshifts, No DTCs Set2 3 4 5 6 7
    Service and Repair › Removal2 3 4
  - Transmission Position Switch/Sensor, A/T › Component Information › Specifications2 3 4 5
  - Vehicle Speed Sensor › Component Information5 pages
    Technical Service Bulletins › Speed Sensors - Location and Trouble Codes2
    Locations › Automatic Transmission 0962 3
- Emission Control Systems12 pages
  - Catalytic Converter › Component Information5 pages
    Specifications2 3
    Service and Repair › Engine Code AAZ2
  - Exhaust Gas Recirculation7 pages
    EGR Valve › Component Information4 pages
    Technical Service Bulletins › EGR - MIL ON, DTC 00560 EGR Flow Deviation Detected2
    Testing and Inspection › Engine Code AAZ2
    EGR Wide Open Throttle Valve › Component Information › Testing and Inspection2
    Thermal Vacuum Valve, EGR › Component Information › Testing and Inspection
- Fuel Delivery and Air Induction138 pages
  - Fuel Pressure › System Information › Specifications
  - Idle Speed › System Information › Specifications
  - Air Flow Meter/Sensor › Component Information12 pages
    Technical Service Bulletins › Engine Controls - Silicone Sealer/Lubricant Precautions
    Diagrams › Diagram Information and Instructions2 3 4 5 6 7 8 9 10 11
  - Diesel MFI Pump › Diesel MFI Pump Drive Belt › Component Information › Technical Service Bulletins4 pages
    Customer Interest for Diesel MFI Pump Drive Belt: › 1597-01 › Jun › 97 › MFI Pump Drive Belt - Runs Towards Outside, Wears, Jumps2
    All Technical Service Bulletins for Diesel MFI Pump Drive Belt: › 1597-01 › Jun › 97 › MFI Pump Drive Belt - Runs Towards Outside, Wears, Jumps2
  - Fuel Filter › Component Information4 pages
    Locations2
    Service and Repair › Fuel Filter Servicing2
  - Fuel Injector › Component Information4 pages
    Specifications › Opening Pressure2
    Service and Repair › Repair2
  - Fuel Pump3 pages
    Fuel Pressure › System Information › Specifications
    Fuel Pump Relay › Component Information › Locations2
  - Fuel Supply Line › Component Information › Tools and Equipment
  - Fuel Tank3 pages
    Fuel Gauge Sender › Component Information › Service Precautions › Technician Safety Information2
    Fuel Tank Vent › Component Information › Testing and Inspection
  - Fuel Tank Unit › Component Information › Tools and Equipment
  - Fuel Temperature Sensor › Component Information › Diagrams › Diagram Information and Instructions2 3 4 5 6 7 8 9 10 11
  - Main Relay (Computer/Fuel System) › Component Information › Diagrams › Diagram Information and Instructions2 3 4 5 6 7 8 9 10 11
  - Relays and Modules - Fuel Delivery and Air Induction13 pages
    Fuel Pump Relay › Component Information › Locations2
    Main Relay (Computer/Fuel System) › Component Information › Diagrams › Diagram Information and Instructions2 3 4 5 6 7 8 9 10 11
  - Rollover Valve, Fuel Tank › Component Information › Testing and Inspection
  - Sensors and Switches - Fuel Delivery and Air Induction41 pages
    Air Flow Meter/Sensor › Component Information12 pages
    Technical Service Bulletins › Engine Controls - Silicone Sealer/Lubricant Precautions
    Diagrams › Diagram Information and Instructions2 3 4 5 6 7 8 9 10 11
    Fuel Temperature Sensor › Component Information › Diagrams › Diagram Information and Instructions2 3 4 5 6 7 8 9 10 11
    Throttle Position Sensor › Component Information18 pages
    Technical Service Bulletins14 pages
    All Technical Service Bulletins for Throttle Position Sensor: › 0198-05 › Apr › 98 › A/T - Erratic, Harsh or Delayed Upshifts, No DTCs Set2 3 4 5 6 7
    Customer Interest for Throttle Position Sensor: › 0198-05 › Apr › 98 › A/T - Erratic, Harsh or Delayed Upshifts, No DTCs Set2 3 4 5 6 7
    Service and Repair › Removal2 3 4
  - Throttle Cable/Linkage › Component Information7 pages
    Locations › Engine Code AAZ2
    Adjustments › Accelerator Pedal Linkage2
    Service and Repair › Accelerator Pedal Linkage2 3
  - Throttle Position Sensor › Component Information18 pages
    Technical Service Bulletins14 pages
    All Technical Service Bulletins for Throttle Position Sensor: › 0198-05 › Apr › 98 › A/T - Erratic, Harsh or Delayed Upshifts, No DTCs Set2 3 4 5 6 7
    Customer Interest for Throttle Position Sensor: › 0198-05 › Apr › 98 › A/T - Erratic, Harsh or Delayed Upshifts, No DTCs Set2 3 4 5 6 7
    Service and Repair › Removal2 3 4
  - Turbocharger › Air Bypass Valve, Turbocharger › Component Information › Testing and Inspection2
- Ignition System6 pages
- Glow Plug System25 pages
  - Glow Plug › Component Information › Testing and Inspection
  - Glow Plug Relay › Component Information12 pages
    Locations
    Diagrams › Diagram Information and Instructions2 3 4 5 6 7 8 9 10 11
  - Relays and Modules - Glow Plug System › Glow Plug Relay › Component Information12 pages
    Locations
    Diagrams › Diagram Information and Instructions2 3 4 5 6 7 8 9 10 11
- Transmission Control Systems36 pages
  - Actuators and Solenoids - Transmission and Drivetrain3 pages
    Actuators and Solenoids - A/T › Shift Interlock Solenoid › Component Information › Testing and Inspection
    Actuators and Solenoids - M/T › Gear Lockout Solenoid, M/T › Component Information › Locations › 096 Transmission2
  - Relays and Modules - Transmission and Drivetrain › Relays and Modules - A/T › Control Module, A/T › Component Information14 pages
    Technical Service Bulletins › A/T - New DTC's Recognized by Control Module
    Diagrams › Diagram Information and Instructions2 3 4 5 6 7 8 9 10 11
    Service and Repair › 096 Transmission2
  - Sensors and Switches - Transmission and Drivetrain › Sensors and Switches - A/T19 pages
    Brake Switch - TCC › Component Information › Locations2
    Downshift Switch, A/T › Component Information › Locations2 3 4
    Shift Interlock Switch › Component Information › Description and Operation
    Transmission Position Switch/Sensor, A/T › Component Information › Specifications2 3 4 5
    Transmission Speed Sensor, A/T › Component Information › Locations2 3
    Transmission Temperature Sensor/Switch, A/T › Component Information › Technical Service Bulletins4 pages
    All Technical Service Bulletins for Transmission Temperature Sensor/Switch: › 0197-17 › Sep › 97 › A/T - Erratic Shifting, No DTCs Stored in TCM2
    Customer Interest for Transmission Temperature Sensor/Switch: › 0197-17 › Sep › 97 › A/T - Erratic Shifting, No DTCs Stored in TCM2
- PROM - Programmable Read Only Memory › Component Information › Technical Service Bulletins2 pages
  - All Technical Service Bulletins for PROM - Programmable Read Only Memory: › 0107-01 › Jan › 07 › Engine Controls - DTC's 00545/00638 Stored
  - Customer Interest for PROM - Programmable Read Only Memory: › 0107-01 › Jan › 07 › Engine Controls - DTC's 00545/00638 Stored
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