Diagnostic Mode 4: Reset/Erase Diagnostic Data

2003 Volkswagen GTI (1J1) V6-2.8L (BDF)SECTION Diagnostic Mode 4: Reset/Erase Diagnostic Data



Diagnostic mode 4: Reset/erase diagnostic data

Function
This diagnostic mode performs the following functions:
- all emission relevant malfunctions in DTC memory will be erased,
- the operating conditions at which a malfunction was stored will be reset, diagnostic mode 2: Operating conditions. Diagnostic Mode 2: Check Operating Conditions
- all adaptation values are being reset,
- all test results of the diagnostic functions are being reset.

Requirement
- DTC memory was checked, diagnostic mode 3: Check DTC memory. Diagnostic Mode 3: Check DTC Memory

Procedure
- Connect diagnostic tester. Diagnostic Tester, Connecting
- Start engine and let run at idle.
- Under address word 33, select "Diagnostic mode 4: Reset/erase diagnostic data.

Erased or reset:
- Number and content of the DTC memories,
- Operating conditions,
- Adaptation values,
- Test results.

- End diagnosis and switch ignition off.
- Generate readiness code. Monitors, Trips, Drive Cycles and Readiness Codes
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.