Address Word 33 - On-Board Diagnostic (OBD)

2003 Volkswagen Passat Sedan (3B3) L4-1.8L Turbo (AWM)SECTION Address Word 33 - On-Board Diagnostic (OBD)


Address Word 33 - On-Board Diagnostic (OBD)

Function

Under "address word 33 - On-Board Diagnostic (OBD)", various diagnostic modes for Engine Control Module (ECM) and Transmission Control Module -TCM- (in vehicles with automatic transmission) can be selected via diagnostic tester.

The following diagnostic modes monitor all components and systems which influence the emission quality.

NOTE:
- Motronic Engine Control Module (ECM) -J220- reports with Module Number "10 - Engine Electronics".
- Transmission Control Module (TCM) -J217- reports with Module Number "1A - Transmission Electronics".
RENDER: 1.0x

NO RELATED

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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.