Emission Control Systems: Technical Service Bulletins

• Recalls
  • Emissions
    • Recall - Revised Vehicle System Work Procedures
      • General Information
      • Precondition and Tools Required
      • Work Procedure
        • A. Secure Venturi
        • B. Checking For Proper Connector Terminals
        • C. Replace Vacuum Hoses
        • D. Check Engine Manifold Vacuum
        • E. Check EGR Valve Function
        • F. Check EGR Vacuum Amplifier
        • G. Check/Replace Engine Control Module
        • H. Check/Replace Engine Control Module
        • I. Check/Replace Transmission Control Module (Tcm)
        • J. Check Basic Engine Adjustment
        • K. Adjust CO Fuel Trim (FT) As Follows
        • L. Secure Injector Fuel Lines
        • M. Trim A/C Line Foam Tube (GLI and GTI Only)
        • N. Replace Shift Lever Handle
        • O. Road Test Procedure
    • Recall - Update Intake Air Pre-Heating System
      • Overview
      • Owner Letter
      • Work Scope Determination SEC. A
      • Install Deflector Plate SEC. B
      • Check and Install Components SEC. C
  • Safety
    • Recall 93V129000: Engine Preheat Tube/Brake Line Chafing
• By Symptom
  • Odors
    • Exhaust - Sulfur Odor Noticed At the Pipe
  • Poor performance
    • Recall - Update Intake Air Pre-Heating System
      • Overview
      • Owner Letter
      • Work Scope Determination SEC. A
      • Install Deflector Plate SEC. B
      • Check and Install Components SEC. C
  • Recalls
    • Recall - Revised Vehicle System Work Procedures
      • General Information
      • Precondition and Tools Required
      • Work Procedure
        • A. Secure Venturi
        • B. Checking For Proper Connector Terminals
        • C. Replace Vacuum Hoses
        • D. Check Engine Manifold Vacuum
        • E. Check EGR Valve Function
        • F. Check EGR Vacuum Amplifier
        • G. Check/Replace Engine Control Module
        • H. Check/Replace Engine Control Module
        • I. Check/Replace Transmission Control Module (Tcm)
        • J. Check Basic Engine Adjustment
        • K. Adjust CO Fuel Trim (FT) As Follows
        • L. Secure Injector Fuel Lines
        • M. Trim A/C Line Foam Tube (GLI and GTI Only)
        • N. Replace Shift Lever Handle
        • O. Road Test Procedure
    • Recall - Update Intake Air Pre-Heating System
      • Overview
      • Owner Letter
      • Work Scope Determination SEC. A
      • Install Deflector Plate SEC. B
      • Check and Install Components SEC. C
    • Recall 93V129000: Engine Preheat Tube/Brake Line Chafing
• All Technical Service Bulletins
  • Exhaust - Sulfur Odor Noticed At the Pipe
  • Warranty - New California Emission Part Tag
  • Campaign - Vacuum Hose Routing Label
    • Overview
    • Ra Instructions
    • Campaign Data Entry Procedure
    • Owner Letter
  • Recall - Revised Vehicle System Work Procedures
    • General Information
    • Precondition and Tools Required
    • Work Procedure
      • A. Secure Venturi
      • B. Checking For Proper Connector Terminals
      • C. Replace Vacuum Hoses
      • D. Check Engine Manifold Vacuum
      • E. Check EGR Valve Function
      • F. Check EGR Vacuum Amplifier
      • G. Check/Replace Engine Control Module
      • H. Check/Replace Engine Control Module
      • I. Check/Replace Transmission Control Module (Tcm)
      • J. Check Basic Engine Adjustment
      • K. Adjust CO Fuel Trim (FT) As Follows
      • L. Secure Injector Fuel Lines
      • M. Trim A/C Line Foam Tube (GLI and GTI Only)
      • N. Replace Shift Lever Handle
      • O. Road Test Procedure
  • Engine Control Harness Connector Terminals - Replacing
  • Recall - Update Intake Air Pre-Heating System
    • Overview
    • Owner Letter
    • Work Scope Determination SEC. A
    • Install Deflector Plate SEC. B
    • Check and Install Components SEC. C
  • Recall 93V129000: Engine Preheat Tube/Brake Line Chafing