Audi Workshop Service and Repair Manuals > A4 Mk2 > Power unit | Motronic Direct Injection and Ignition System (4-Cyl.) | Mixture preparation system, electronic inj.,Gas | Servicing injection system | Procedure following interruption of power supply

Motronic Direct Injection and Ignition System (4-Cyl.)

Servicing injection system

Procedure following interruption of power supply

The following steps must be performed after reconnecting power supply:

‒ Activate engine control unit in "Assisted fault-finding" under diagnosis item "Replacing engine control unit".

Vehicle diagnostic, testing and information system VAS 5051 must be used for this purpose.

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