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.
SYS.OK|MANUAL.DB● LIVE
HOMESERVICE MANUALSVOLKSWAGEN2002GOLF GLS, 2.0 K, STANDARDREPAIR AND DIAGNOSISEXTERNAL PAGESDIFFERENT VARIANT/TRIMSECTION 17 (1.9L - TDI AND TDI PD GENERIC SCAN TOOL, ENGINE CODE(S): ALH, BEW (A4 PLATFORM))ST GENERIC SCAN TOOLDIAGNOSTIC MODE, SELECTINGDIAGNOSTIC MODE 4: RESET/ERASE DIAGNOSTIC DATA
2002 Volkswagen Golf GLS, 2.0 K, Standard
Diagnostic mode 4: Reset/erase diagnostic data
2002 Volkswagen Golf GLS, 2.0 K, StandardSECTION Diagnostic mode 4: Reset/erase diagnostic data
WARNING: This page is about a different variant/trim than selected.
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. Refer to Diagnostic mode 2: Check operating conditions
- All adaptation values will be reset,
- All test results of the diagnostic functions will be reset.
Requirement
- DTC memory was checked. Refer to Diagnostic mode 3: Check DTC Memory .
Work procedure
- Connect diagnostic tester. Refer to 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.
RENDER: 1.0x
NO RELATED
Recommended Tools & Savings
Use the Manual With the Right Hardware
Pair factory procedures with proven DIY tools so the instructions are easier to execute.
Affiliate disclosure: We may earn a commission at no extra cost to you.
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.