Operation CHARM: Car repair manuals for everyone.

Defect Code 01

Defect code 01:

•D• 900 Defect code memory: 01 DME control unit:

Explanation: This defect code is stored when the internal self-test provides a negative result.

Possible cause: Program error or disturbed program run in the DME control unit.

Corrective measures: Carry out test run after clearing the defect code memory. If defect code is set once again, the DME control unit must be replaced.