Repair and Diagnosis

A L L Diagnostic Trouble Codes ( DTC )
Relays and Modules
- Relays and Modules - Accessories and Optional Equipment
- Relays and Modules - Body and Frame
- Relays and Modules - Brakes and Traction Control
- Relays and Modules - Cooling System
  - Radiator Cooling Fan Control Module
  - Radiator Cooling Fan Motor Relay
- Relays and Modules - Cruise Control
  - Cruise Control Module
- Relays and Modules - HVAC
- Relays and Modules - Lighting and Horns
- Relays and Modules - Power and Ground Distribution
  - Relay Box
- Relays and Modules - Powertrain Management
- Relays and Modules - Restraints and Safety Systems
  - Air Bag Control Module
  - Seat Belt Warning Relay
- Relays and Modules - Starting and Charging
  - Neutral Start Relay (Inhibitor Relay)
- Relays and Modules - Transmission and Drivetrain
  - Relays and Modules - A/T
  - Technical Service Bulletins
- Relays and Modules - Windows and Glass
  - Power Window Control Module
- Relays and Modules - Wiper and Washer Systems
  - Windshield Washer Relay
  - Wiper Relay
Sensors and Switches
- Sensors and Switches - Accessories and Optional Equipment
  - Hood Sensor/Switch (For Alarm)
  - Trunk/Liftgate Sensor/Switch (For Alarm)
- Sensors and Switches - Body and Frame
  - Hood Switch / Sensor
    - Hood Sensor/Switch (For Alarm)
  - Power Door Lock Switch
- Sensors and Switches - Brakes and Traction Control
- Sensors and Switches - Cooling System
  - Engine - Coolant Temperature Sensor/Switch
- Sensors and Switches - Cruise Control
- Sensors and Switches - HVAC
- Sensors and Switches - Instrument Panel
  - Brake Pad Wear Sensor
  - Parking Brake Warning Switch
- Sensors and Switches - Lighting and Horns
- Sensors and Switches - Powertrain Management
- Sensors and Switches - Starting and Charging
- Sensors and Switches - Transmission and Drivetrain
  - Sensors and Switches - A/T
- Sensors and Switches - Windows and Glass
  - Power Window Switch
- Sensors and Switches - Wiper and Washer Systems
  - Wiper Switch
Maintenance
- Alignment
- Tune-up and Engine Performance Checks
- Timing Belt
- Timing Component Alignment Marks
- Filters
- Hoses
- Fluids
- Brake Bleeding
- Air Bag(s) Arming and Disarming
- Fuses and Circuit Breakers
- Service Reminder Indicators
  - Maintenance Required Lamp/Indicator
  - Service Precautions
- Wheels and Tires
- Application and ID
- Service Intervals
  - Supplemental Service Items
    - At 4 Years, 8 Years, and Then Every 2 Years
    - Every 2 Years
  - Normal Service
- Technical Service Bulletins
Engine, Cooling and Exhaust
- Engine
- Cooling System
- Exhaust System
- Technical Service Bulletins
Powertrain Management
- Relays and Modules - Powertrain Management
- Sensors and Switches - Powertrain Management
- Tune-up and Engine Performance Checks
- Computers and Control Systems
- Fuel Delivery and Air Induction
- Ignition System
- Glow Plug System
- Transmission Control Systems
- PROM - Programmable Read Only Memory
- Service Precautions
- Application and ID
- Diagrams
  - Diagram Information and Instructions
  - Electrical Diagrams
- Technical Service Bulletins
Transmission and Drivetrain
- Actuators and Solenoids - Transmission and Drivetrain
  - Actuators and Solenoids - A/T
    - Shift Interlock Solenoid
- Automatic Transmission/Transaxle
- Clutch
- Differential Assembly
- Drive Axles, Bearings and Joints
- Flywheel
- Manual Transmission/Transaxle
- Relays and Modules - Transmission and Drivetrain
  - Relays and Modules - A/T
  - Technical Service Bulletins
- Sensors and Switches - Transmission and Drivetrain
  - Sensors and Switches - A/T
- Transmission Control Systems
- Service Precautions
- Technical Service Bulletins
- Tools and Equipment
Brakes and Traction Control
- Antilock Brakes / Traction Control Systems
- Brake Bleeding
- Brake Pedal Assy
- Brake Warning Indicator
  - Brake Pad Wear Sensor
- Disc Brake System
- Hydraulic System
- Parking Brake System
- Power Brake Assist
  - Vacuum Brake Booster
  - Vacuum Pump
- Relays and Modules - Brakes and Traction Control
- Sensors and Switches - Brakes and Traction Control
- Service Precautions
- Diagrams
  - Diagram Information and Instructions
  - Electrical Diagrams
- Specifications
- Technical Service Bulletins
Starting and Charging
- Sensors and Switches - Starting and Charging
- Relays and Modules - Starting and Charging
  - Neutral Start Relay (Inhibitor Relay)
- Battery
- Charging System
- Starting System
- Power and Ground Distribution
- Diagrams
  - Diagram Information and Instructions
  - Electrical Diagrams
- Technical Service Bulletins
Power and Ground Distribution
- Fuse
- Fuse Block
- Grounding Point
- Relays and Modules - Power and Ground Distribution
  - Relay Box
- Relay Box
- Locations
- Technical Service Bulletins
Steering and Suspension
- Alignment
- Steering
- Suspension
- Wheels and Tires
- Application and ID
- Technical Service Bulletins
Heating and Air Conditioning
- Air Door
  - Air Door Actuator / Motor
  - Air Door Cable
  - Application and ID
  - Service and Repair
- Air Duct
- Air Register
- Auxiliary Cabin Heater
  - Auxiliary Heater Element
  - Description and Operation
- Blower Motor
- Blower Motor Resistor
- Cabin Air Filter / Purifier
- Cabin Ventilation Duct
- Compressor HVAC
  - Compressor Clutch
  - Compressor Clutch Bearing
  - Compressor Pulley
  - Description and Operation
  - Service and Repair
    - With Sanden Comp. (12-95 on)
    - All Other
- Compressor Clutch Relay
- Condenser HVAC
- Condenser Fan Motor Relay
- Control Assembly
- Control Module HVAC
- Coolant Temperature Sensor / Switch HVAC
- Coupler HVAC
  - A/C Coupler O-ring
- Evaporator Core
- Evaporator Drain Tube
- Evaporator Temperature Sensor / Switch
- Expansion Valve
- Fuse HVAC
- Heater Core
- Heater Core Case
- High Pressure Safety Valve HVAC
- Hose/Line HVAC
- Receiver Dryer
- Refrigerant
- Refrigerant Oil
- Refrigerant Pressure Sensor / Switch
  - Low Pressure Sensor / Switch
  - Locations
    - A/C Pressure Switch
    - A/C Cut-Out Thermal Switch
- Relays and Modules - HVAC
  - Compressor Clutch Relay
  - Condenser Fan Motor Relay
  - Control Module HVAC
  - System Relay
- Sensors and Switches - HVAC
  - Coolant Temperature Sensor / Switch HVAC
  - Evaporator Temperature Sensor / Switch
  - Refrigerant Pressure Sensor / Switch
    - Low Pressure Sensor / Switch
    - Locations
      - A/C Pressure Switch
      - A/C Cut-Out Thermal Switch
- Service Port HVAC
- Sight Glass
- System Relay
- Vacuum Reservoir HVAC
- Vacuum Solenoid Valve HVAC
- Service Precautions
  - Environmental Impact Information
  - Technician Safety Information
  - Vehicle Damage Warnings
- Testing and Inspection
  - Symptom Related Diagnostic Procedures
  - Component Tests and General Diagnostics
- Locations
- Service and Repair
  - A/C Refrigerant System
  - Heating and Ventilation System, Servicing Overview
  - Information for Servicing A/C Components
    - Engine Compartment Components
    - Passenger Compartment Components
      - With Air Conditioning
      - Without Air Conditioning
- Diagrams
  - Diagram Information and Instructions
  - Exploded Views
  - Electrical Diagrams
  - Fluid Diagrams
  - Vacuum and Vapor Hose Diagrams
- Specifications
- Technical Service Bulletins
- Fundamentals and Basics
Restraints and Safety Systems
- Repairs and Inspections Required After a Collision
- Air Bag Systems
- Head Restraint System
  - Head Rest
- Relays and Modules - Restraints and Safety Systems
  - Air Bag Control Module
  - Seat Belt Warning Relay
- Seat Belt Systems
- Technical Service Bulletins
Accessories and Optional Equipment
- Antenna
- Antitheft and Alarm Systems
- Central Control Module
- Radio, Stereo, and Compact Disc
- Relays and Modules - Accessories and Optional Equipment
- Sensors and Switches - Accessories and Optional Equipment
  - Hood Sensor/Switch (For Alarm)
  - Trunk/Liftgate Sensor/Switch (For Alarm)
- Technical Service Bulletins
Body and Frame
- Air Bag(s) Arming and Disarming
- Repairs and Inspections Required After a Collision
- Cabin Ventilation Duct
- Doors, Hood and Trunk
  - Doors
  - Hood
    - Hood Switch / Sensor
      - Hood Sensor/Switch (For Alarm)
    - Technical Service Bulletins
  - Trunk / Liftgate
  - Technical Service Bulletins
- Exterior Moulding / Trim
  - Lower Side Moulding / Trim
  - Upper Side Moulding / Trim
  - Technical Service Bulletins
- Frame
  - Subframe
- Grille
- Interior Moulding / Trim
  - Arm Rest
  - Carpet
  - Console
  - Dashboard / Instrument Panel
  - Glove Compartment
  - Trim Panel
  - Technical Service Bulletins
- Locks
  - Door Locks
    - Door Lock Cylinder
    - Technical Service Bulletins
  - Keyless Entry
  - Power Locks
  - Trunk / Liftgate Lock
  - Trunk / Liftgate Lock Cylinder
  - Technical Service Bulletins
- Mirrors
  - Heated Element
  - Diagrams
    - Diagram Information and Instructions
    - Electrical Diagrams
- Paint, Striping and Decals
  - Paint
  - Technical Service Bulletins
- Radiator Support
- Relays and Modules - Body and Frame
  - Power Door Lock Control Module
  - Seat Temperature Control Module
  - Sunroof / Moonroof Module
- Roof and Associated Components
  - Sunroof / Moonroof
  - Technical Service Bulletins
- Seats
  - Head Rest
  - Head Restraint System
    - Head Rest
  - Seat Cover
  - Seat Temperature Element
  - Seat Temperature Control Module
  - Technical Service Bulletins
- Sensors and Switches - Body and Frame
  - Hood Switch / Sensor
    - Hood Sensor/Switch (For Alarm)
  - Power Door Lock Switch
- Sound Proofing / Insulation
- Strut / Shock Tower
- Tailgate
  - Tailgate Lock Cylinder
- Weatherstrip
  - Rear Door Weatherstrip
- Service Precautions
- Technical Service Bulletins
Cruise Control
- Brake Switch (Cruise Control)
- Clutch Switch
- Cruise Control Module
- Cruise Control Servo
- Cruise Control Switch
- Relays and Modules - Cruise Control
  - Cruise Control Module
- Sensors and Switches - Cruise Control
- Vacuum Pump
- Vacuum Vent Valve
- Service Precautions
- Testing and Inspection
  - Cruise Control System Checking
  - Vacuum System Leak Test
- Diagrams
Instrument Panel, Gauges and Warning Indicators
- ABS Light
- Air Conditioning Indicator Lamp
- Brake Warning Indicator
  - Brake Pad Wear Sensor
- Dashboard / Instrument Panel
- Fuel Gauge
- Instrument Cluster / Carrier
- Maintenance Required Lamp/Indicator
- Parking Brake Warning Switch
- Sensors and Switches - Instrument Panel
  - Brake Pad Wear Sensor
  - Parking Brake Warning Switch
- Speedometer Head
- Tachometer
- Temperature Sensor (Gauge)
- Testing and Inspection
  - Displaying and Reading Trouble Codes
  - Clearing Trouble Codes
- Diagrams
  - Diagram Information and Instructions
  - Electrical Diagrams
- Technical Service Bulletins
Lighting and Horns
- Backup Lamp
  - Backup Lamp Switch
  - Service and Repair
  - Diagrams
    - Diagram Information and Instructions
    - Electrical Diagrams
- Brake Lamp
- Brake Light Switch
- Cargo Lamp
  - Cargo Lamp Switch
  - Service and Repair
- Center Mounted Brake Lamp
- Daytime Running Lamp
  - Daytime Running Lamp Relay
  - Diagrams
    - Diagram Information and Instructions
    - Electrical Diagrams
- Dome Lamp
  - Dome Lamp Bulb
  - Dome Lamp Switch
  - Service and Repair
  - Diagrams
    - Diagram Information and Instructions
    - Electrical Diagrams
- Fog/Driving Lamp
  - Fog/Driving Lamp Bulb
  - Fog/Driving Lamp Relay
  - Diagrams
    - Diagram Information and Instructions
    - Electrical Diagrams
  - Technical Service Bulletins
- Hazard Warning Lamps
  - Hazard Flasher Relay
  - Diagrams
    - Diagram Information and Instructions
    - Electrical Diagrams
- Headlamp
  - Headlamp Bulb
  - Headlamp Alignment Actuator
  - Adjustments
  - Locations
  - Service and Repair
  - Diagrams
    - Diagram Information and Instructions
    - Electrical Diagrams
      - Headlights (Except GTI, USA Only)
      - Headlights (GTI, USA Only)
  - Technical Service Bulletins
- Horn
  - Horn Relay
  - Horn Switch
  - Service and Repair
  - Diagrams
    - Diagram Information and Instructions
    - Electrical Diagrams
- License Plate Lamp
- Map Light
- Marker Lamp
- Parking Lamp
  - Parking Light Bulb
  - Diagrams
    - Diagram Information and Instructions
    - Electrical Diagrams
      - Parking Lights
      - Parking Light Warning Buzzer
- Relays and Modules - Lighting and Horns
  - Daytime Running Lamp Relay
  - Fog/Driving Lamp Relay
  - Hazard Flasher Relay
  - Horn Relay
- Sensors and Switches - Lighting and Horns
  - Backup Lamp Switch
  - Brake Light Switch
  - Cargo Lamp Switch
  - Dome Lamp Switch
  - Horn Switch
- Tail Lamp
- Turn Signals
  - Turn Signal Lamp
    - Turn Signal Bulb
  - Service and Repair
  - Diagrams
    - Diagram Information and Instructions
    - Electrical Diagrams
  - Technical Service Bulletins
- Locations
  - Instrument Panel Switches
  - Bulbs, Rear
  - Lighting and Electrical Components
- Diagrams
  - Diagram Information and Instructions
  - Electrical Diagrams
- Technical Service Bulletins
Windows and Glass
- Heated Glass Element
- Relays and Modules - Windows and Glass
  - Power Window Control Module
- Sensors and Switches - Windows and Glass
  - Power Window Switch
- Windows
- Windshield
- Service Precautions
- Technical Service Bulletins
Wiper and Washer Systems
- Headlamp Washer Spray Nozzle
- Relays and Modules - Wiper and Washer Systems
  - Windshield Washer Relay
  - Wiper Relay
- Sensors and Switches - Wiper and Washer Systems
  - Wiper Switch
- Windshield Washer Pump
- Windshield Washer Relay
- Windshield Washer Spray Nozzle
- Wiper Blade
- Wiper Motor
- Wiper Relay
- Wiper Switch
- Diagrams
  - Diagram Information and Instructions
  - Electrical Diagrams
- Technical Service Bulletins
Service Precautions
- Customer Safety Information
- Technician Safety Information
- Vehicle Damage Warnings
Application and ID
- Volkswagen V.I.N Decoder
- Vehicle Identification Number (VIN)
Locations
- Component Locations
- Connector Locations
- Fuse and Fusible Link Locations
  - Fuse/Relay Panel
  - Fuses
Diagrams
- Diagram Information and Instructions
- Exploded Views
- Connector Views
- Electrical Diagrams
- Mechanical Diagrams
- Fluid Diagrams
  - Heating and Air Conditioning
- Vacuum and Vapor Hose Diagrams
  - Heating and Air Conditioning
- Components
- Connectors
- Fuse and Fusible Links
  - Fuse/Relay Panel
  - Fuses
Specifications
- Electrical Specifications
  - Charging System
- Mechanical Specifications
- Pressure, Vacuum and Temperature Specifications
- Capacity Specifications
- Fluid Type Specifications
Technical Service Bulletins
Diagnostic Trouble Codes