| Procedure after voltage supply has been interrupted |
| If the voltage supply is interrupted, all the learned values of the engine control unit, and possibly also the basic settings, are erased. Depnding on the mileage which the vehicle has driven, this may result in considerable driveability problems. |
| Special tools and workshop equipment required |
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| Vehicle system tester -V.A.G 1552- with cable -V.A.G 1551/3, 3A, 3B oder 3C- |
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