Computers and Control Systems: Technical Service Bulletins

• Recalls
  • Campaign - ECM Replacement
    • Overview
    • Work Procedure
      • A. Check ECM - 1996 Golf, Jetta, GTI 4-CYL. Only
      • B. Replace Engine Control Module (ECM) All Models
• Customer Interest
  • Electrical - DTC's P1580/P0103 Stored in Memory
  • Computers/Controls - No Communication With Scan Tools
  • Engine - Poor Idle Quality
  • A/T - Erratic, Harsh or Delayed Upshifts, No DTCs Set
    • Overview
    • Service
• By Symptom
  • Customer Interest
    • Electrical - DTC's P1580/P0103 Stored in Memory
    • Computers/Controls - No Communication With Scan Tools
    • Engine - Poor Idle Quality
    • A/T - Erratic, Harsh or Delayed Upshifts, No DTCs Set
      • Overview
      • Service
  • Driveability
    • Engine - Poor Idle Quality
  • Erratic Shifting
    • A/T - Erratic, Harsh or Delayed Upshifts, No DTCs Set
      • Overview
      • Service
  • Hard Shifting
    • A/T - Erratic, Harsh or Delayed Upshifts, No DTCs Set
      • Overview
      • Service
  • Low, Dead battery
    • Electrical - DTC's P1580/P0103 Stored in Memory
  • Recalls
    • Campaign - ECM Replacement
      • Overview
      • Work Procedure
        • A. Check ECM - 1996 Golf, Jetta, GTI 4-CYL. Only
        • B. Replace Engine Control Module (ECM) All Models
• All Technical Service Bulletins
  • Electrical - DTC's P1580/P0103 Stored in Memory
  • Engine Controls - Throttle Position Sensor Replacement
  • Computers/Controls - No Communication With Scan Tools
  • Engine - Poor Idle Quality
  • A/T - Checking Solenoid Values While Driving
  • Mass Air Flow Sensor - Coated With Oil
    • Overview
    • Service Procedure
  • Speed Sensors - Location and Trouble Codes
  • Engine Controls - Revised Readiness Code Procedure
    • Overview
    • Work Step 1 and 2
    • Work Step 3 and 4
    • Work Step 5
    • Work Step 6
    • Work Step 7
    • Work Step 8
    • Work Step 9
    • Work Step 10
    • Work Step 11
    • Work Step 12
    • Work Step 13
    • Work Step 14
    • Work Step 15
    • Work Step 16
    • Work Step 17
    • Work Step 18
    • Work Step 19
    • Work Step 20
    • Work Step 21
    • Work Step 22
  • A/T - Erratic, Harsh or Delayed Upshifts, No DTCs Set
    • Overview
    • Service
  • Campaign - ECM Replacement
    • Overview
    • Work Procedure
      • A. Check ECM - 1996 Golf, Jetta, GTI 4-CYL. Only
      • B. Replace Engine Control Module (ECM) All Models
  • ECM/TCM - Component Replacement Identifiers
  • ECM/TCM - Component Replacement Identification
  • Post Oxygen Sensor - New Part Identifier
  • Engine Controls - Silicone Sealer/Lubricant Precautions