Beetle L4-1.9L DSL Turbo (ALH) (1998): Powertrain Management
Also for this vehicle: Beetle L4-1781cc 1.8L Turbo (APH) (1999), Beetle L4-2.0L (AEG) (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.
Relays and Modules - Powertrain Management54 pages
Relays and Modules - Computers and Control Systems › Engine Control Module › Component Information41 pages
Technical Service Bulletins14 pages
All Technical Service Bulletins for Engine Control Module:7 pages
Customer Interest for Engine Control Module:7 pages
- Diagrams › Diagram Information and Instructions234567891011
- Testing and Inspection › CAN-Bus, Checking23456789
- Service and Repair › ECM Identification, Connecting VAG 1551/1552 Scan Tool234567
- Relays and Modules - Fuel Delivery and Air Induction › Fuel Pump Relay › Component Information › Locations
Sensors and Switches - Powertrain Management276 pages
Sensors and Switches - Computers and Control Systems182 pages
Mass Air Flow Sensor <--> [Air Flow Meter/Sensor] › Component Information28 pages
Technical Service Bulletins10 pages
- Customer Interest: › 2307-02 › Aug › 07 › Diesel Engine - Poor Throttle Response234
All Technical Service Bulletins for Mass Air Flow Sensor:5 pages
- All Other Service Bulletins for Mass Air Flow Sensor: › 0008-04 › Aug › 08 › Engine Controls - Silicone Sealer/Lubricant Precautions
- Diagrams › Diagram Information and Instructions234567891011
- Testing and Inspection › With Manufacturer's Scan Tool234567
Barometric Pressure Sensor › Component Information5 pages
Clutch Switch, ECM › Component Information5 pages
- Fuel Level Sensor › Component Information › Locations2
- Intake Air Temperature Switch › Component Information › Locations
- Oil Pressure Sensor › Component Information › Testing and Inspection2
- Oxygen Sensor › Component Information › Technical Service Bulletins › Engine Controls - Silicone Sealer/Lubricant Precautions
Sensors and Switches - Fuel Delivery and Air Induction88 pages
Mass Air Flow Sensor <--> [Air Flow Meter/Sensor] › Component Information28 pages
Technical Service Bulletins10 pages
- Customer Interest: › 2307-02 › Aug › 07 › Diesel Engine - Poor Throttle Response234
All Technical Service Bulletins for Mass Air Flow Sensor:5 pages
- All Other Service Bulletins for Mass Air Flow Sensor: › 0008-04 › Aug › 08 › Engine Controls - Silicone Sealer/Lubricant Precautions
- Diagrams › Diagram Information and Instructions234567891011
- Testing and Inspection › With Manufacturer's Scan Tool234567
Sensors and Switches - Ignition System › Ignition Switch › Ignition Switch Lock Cylinder › Component Information6 pages
Tune-up and Engine Performance Checks23 pages
- Idle Speed › System Information › Specifications
Air Cleaner Housing › Air Filter Element › Component Information › Technical Service Bulletins8 pages
- Firing Order › Component Information › Specifications
- Ignition Timing › Number One Cylinder › Component Information › Locations
- Spark Plug › Component Information › Tools and Equipment
- Compression Check › System Information › Specifications234
- Valve Clearance › System Information › Specifications
Computers and Control Systems491 pages
- A/C Signal › Component Information › Testing and Inspection › With Manufacturer's Scan Tool234
Mass Air Flow Sensor <--> [Air Flow Meter/Sensor] › Component Information28 pages
Technical Service Bulletins10 pages
All Technical Service Bulletins for Mass Air Flow Sensor:5 pages
- Customer Interest: › 2307-02 › Aug › 07 › Diesel Engine - Poor Throttle Response234
- All Other Service Bulletins for Mass Air Flow Sensor: › 0008-04 › Aug › 08 › Engine Controls - Silicone Sealer/Lubricant Precautions
- Diagrams › Diagram Information and Instructions234567891011
- Testing and Inspection › With Manufacturer's Scan Tool234567
- Intake Air Temperature Switch › Component Information › Locations
Barometric Pressure Sensor › Component Information5 pages
Boost Solenoid, Turbocharger › Component Information › Technical Service Bulletins10 pages
- Brake Signal › Component Information › Testing and Inspection › With Manufacturer's Scan Tool23
Clutch Switch, ECM › Component Information5 pages
Engine Control Module › Component Information41 pages
Technical Service Bulletins14 pages
All Technical Service Bulletins for Engine Control Module:7 pages
Customer Interest for Engine Control Module:7 pages
- Diagrams › Diagram Information and Instructions234567891011
- Testing and Inspection › CAN-Bus, Checking23456789
- Service and Repair › ECM Identification, Connecting VAG 1551/1552 Scan Tool234567
- Fuel Level Sensor › Component Information › Locations2
- Information Bus › Component Information › Testing and Inspection › Component Tests and General Diagnostics2345678910111213
- Malfunction Indicator Lamp › Component Information › Locations23
- Oil Pressure Sensor › Component Information › Testing and Inspection2
- Oxygen Sensor › Component Information › Technical Service Bulletins › Engine Controls - Silicone Sealer/Lubricant Precautions
Relays and Modules - Computers and Control Systems › Engine Control Module › Component Information41 pages
Technical Service Bulletins14 pages
All Technical Service Bulletins for Engine Control Module:7 pages
Customer Interest for Engine Control Module:7 pages
- Diagrams › Diagram Information and Instructions234567891011
- Testing and Inspection › CAN-Bus, Checking23456789
- Service and Repair › ECM Identification, Connecting VAG 1551/1552 Scan Tool234567
Sensors and Switches - Computers and Control Systems182 pages
Mass Air Flow Sensor <--> [Air Flow Meter/Sensor] › Component Information28 pages
Technical Service Bulletins10 pages
All Technical Service Bulletins for Mass Air Flow Sensor:5 pages
- Customer Interest: › 2307-02 › Aug › 07 › Diesel Engine - Poor Throttle Response234
- All Other Service Bulletins for Mass Air Flow Sensor: › 0008-04 › Aug › 08 › Engine Controls - Silicone Sealer/Lubricant Precautions
- Diagrams › Diagram Information and Instructions234567891011
- Testing and Inspection › With Manufacturer's Scan Tool234567
Barometric Pressure Sensor › Component Information5 pages
Clutch Switch, ECM › Component Information5 pages
- Fuel Level Sensor › Component Information › Locations2
- Intake Air Temperature Switch › Component Information › Locations
- Oil Pressure Sensor › Component Information › Testing and Inspection2
- Oxygen Sensor › Component Information › Technical Service Bulletins › Engine Controls - Silicone Sealer/Lubricant Precautions
Emission Control Systems35 pages
Exhaust Gas Recirculation34 pages
- EGR Control Solenoid › Component Information › Testing and Inspection › Not Available For Manufacturer's Scan Tool234
EGR Cooler › Component Information › Technical Service Bulletins8 pages
- EGR Vacuum Line › Component Information › Diagrams2
EGR Valve › Component Information › Technical Service Bulletins8 pages
- Positive Crankcase Ventilation › PCV Heater › Component Information › Locations
Fuel Delivery and Air Induction319 pages
- Idle Speed › System Information › Specifications
- Injection Timing › System Information › System Diagnosis23
- Accelerator Pedal › Component Information › Diagrams2
Air Cleaner Housing › Air Filter Element › Component Information › Technical Service Bulletins8 pages
Mass Air Flow Sensor <--> [Air Flow Meter/Sensor] › Component Information28 pages
Technical Service Bulletins10 pages
- Customer Interest: › 2307-02 › Aug › 07 › Diesel Engine - Poor Throttle Response234
All Technical Service Bulletins for Mass Air Flow Sensor:5 pages
- All Other Service Bulletins for Mass Air Flow Sensor: › 0008-04 › Aug › 08 › Engine Controls - Silicone Sealer/Lubricant Precautions
- Diagrams › Diagram Information and Instructions234567891011
- Testing and Inspection › With Manufacturer's Scan Tool234567
Fuel › Component Information › Technical Service Bulletins16 pages
Customer Interest for Fuel:8 pages
All Technical Service Bulletins for Fuel:8 pages
- Fuel Filler Cap › Component Information › Service and Repair2
- Fuel Injector › Fuel Injector Line › Component Information › Specifications
- Fuel Pump › Fuel Pump Relay › Component Information › Locations
- Fuel Supply Line › Component Information › Tools and Equipment
Fuel Tank44 pages
- Fuel Tank Unit › Component Information › Tools and Equipment
- Relays and Modules - Fuel Delivery and Air Induction › Fuel Pump Relay › Component Information › Locations
- Rollover Valve, Fuel Tank › Component Information › Service and Repair2
Sensors and Switches - Fuel Delivery and Air Induction88 pages
Mass Air Flow Sensor <--> [Air Flow Meter/Sensor] › Component Information28 pages
Technical Service Bulletins10 pages
- Customer Interest: › 2307-02 › Aug › 07 › Diesel Engine - Poor Throttle Response234
All Technical Service Bulletins for Mass Air Flow Sensor:5 pages
- All Other Service Bulletins for Mass Air Flow Sensor: › 0008-04 › Aug › 08 › Engine Controls - Silicone Sealer/Lubricant Precautions
- Diagrams › Diagram Information and Instructions234567891011
- Testing and Inspection › With Manufacturer's Scan Tool234567
- Throttle Cable/Linkage › Component Information › Service and Repair
Turbocharger18 pages
Boost Solenoid, Turbocharger › Component Information › Technical Service Bulletins10 pages
- Intercooler › Component Information › Specifications2
Ignition System9 pages
- Firing Order › Component Information › Specifications
- Ignition Timing › Number One Cylinder › Component Information › Locations
Sensors and Switches - Ignition System › Ignition Switch › Ignition Switch Lock Cylinder › Component Information6 pages
- Spark Plug › Component Information › Tools and Equipment
Glow Plug System50 pages
Transmission Control Systems61 pages
Relays and Modules - Transmission and Drivetrain › Relays and Modules - A/T18 pages
Sensors and Switches - Transmission and Drivetrain › Sensors and Switches - A/T28 pages
PROM - Programmable Read Only Memory › Component Information › Technical Service Bulletins8 pages
All Technical Service Bulletins for PROM - Programmable Read Only Memory:4 pages
Customer Interest for PROM - Programmable Read Only Memory:4 pages