Safety Warning
DIY auto repair can cause serious injury, fire, or vehicle damage. These guides are for informational purposes only. Always follow OEM torque specs, wear PPE, and consult a certified mechanic if you are unsure. You are solely responsible for your safety.
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HOMESERVICE MANUALSVOLKSWAGEN1999JETTA SEDAN (9M2) V6-2.8L (AFP)REPAIR AND DIAGNOSISPOWERTRAIN MANAGEMENTCOMPUTERS AND CONTROL SYSTEMSTECHNICAL SERVICE BULLETINS
1999 Volkswagen Jetta Sedan (9M2) V6-2.8L (AFP)
Computers and Control Systems: Technical Service Bulletins
1999 Volkswagen Jetta Sedan (9M2) V6-2.8L (AFP)SECTION Technical Service Bulletins
- Customer Interest
- Emissions - Possible MIL ON/Cat Converter DTC's Set
- Engine Controls - DTC's P0604/P0605/P0606 in Memory
- A/T Controls - MIL ON/DTC 00281 in TCM Memory
- Engine Controls - MIL ON/DTC P0420 Stored in Memory
- Engine Controls - DTC's 00545/00638 Stored
- A/T Controls - MIL ON/DTC 00297 Stored in TCM
- Computers/Controls - No Communication With Scan Tools
- Electrical - Glow Plug Lamp/Brake Lights Inop/DTC P0571
- Engine Controls - MIL ON/DTC P1603 (18011) Stored
- Engine Controls - MIL ON/DTC P0134 Set
- A/T - DTC's/Improper MIL Illumination/Poor Shifting
- Engine Control - DTC P1127 (17535) Set
- By Symptom
- Abnormal wear/deterioration
- Customer Interest
- Emissions - Possible MIL ON/Cat Converter DTC's Set
- Engine Controls - DTC's P0604/P0605/P0606 in Memory
- A/T Controls - MIL ON/DTC 00281 in TCM Memory
- Engine Controls - MIL ON/DTC P0420 Stored in Memory
- Engine Controls - DTC's 00545/00638 Stored
- A/T Controls - MIL ON/DTC 00297 Stored in TCM
- Computers/Controls - No Communication With Scan Tools
- Electrical - Glow Plug Lamp/Brake Lights Inop/DTC P0571
- Engine Controls - MIL ON/DTC P1603 (18011) Stored
- Engine Controls - MIL ON/DTC P0134 Set
- A/T - DTC's/Improper MIL Illumination/Poor Shifting
- Engine Control - DTC P1127 (17535) Set
- False instrument warning light/gauges
- Inoperative
- All Technical Service Bulletins
- Emissions - Catalytic Converter Replacement Guideline
- Emissions - Possible MIL ON/Cat Converter DTC's Set
- Engine Controls - Evaluating Fuel Mixture DTC's
- Engine Controls - ECM Coding Chart
- Engine Controls - DTC's P0604/P0605/P0606 in Memory
- A/T Controls - MIL ON/DTC 00281 in TCM Memory
- Engine Controls - MIL ON/DTC P0420 Stored in Memory
- Engine Controls - DTC's 00545/00638 Stored
- A/T Controls - MIL ON/DTC 00297 Stored in TCM
- Computers/Controls - No Communication With Scan Tools
- Electrical - Glow Plug Lamp/Brake Lights Inop/DTC P0571
- Engine Controls - MIL ON/DTC P1603 (18011) Stored
- Engine Controls - MIL ON/DTC P0134 Set
- A/T - DTC's/Improper MIL Illumination/Poor Shifting
- Speed Sensors - Location and Trouble Codes
- Engine Control - DTC P1127 (17535) Set
- Engine - Rattling Noise On Start Up (Normal Condition)
- Engine Controls - ECM Harness Connector Modification
- Engine Controls - ECM Wiring Harness Connection
- Engine Controls - Silicone Sealer/Lubricant Precautions
RENDER: 1.0x
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When to See a Mechanic
Stop DIY work and contact a certified mechanic immediately if any of the following apply:
- • You smell fuel, burning insulation, or see smoke.
- • Brakes feel soft, pull hard to one side, or make grinding noises.
- • The engine overheats, stalls repeatedly, or misfires under load.
- • You are missing required tools, torque specs, or safe lifting equipment.
- • You are not confident in the next step or safety outcome.