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How to Clear Diagnostic Trouble Codes (DTC's)

Requirements:
- Malfunctions were repaired.
- DTC memory was checked once more.

V.A.G. Display:




- Press buttons -0- and -5- to select "Erase DTC memory" function 05.

V.A.G. Display:




- Press -Q- button to confirm input.

V.A.G. Display:




- Press -> button.

V.A.G. Display:





V.A.G. Display:





NOTE:
- If "DTC memory is not interrogated" is displayed, the correct test sequence was not followed.
- Follow the test sequence exactly First check DTC memory (function 02), then erase DTC memory (function 05)

End Output:
- Press buttons -0- and -6- for function 06, "End Output"

V.A.G. Display:




- Press -Q- button to confirm input.

V.A.G. Display:




- Switch ignition off.
- Disconnect VAG 1551 Scan Tool.