SEAT Workshop Service and Repair Manuals > Leon Mk1 > Power unit | Monomotronic injection and ignition system | Self diagnosis, V.A.G Inspection Service

Adaptive values of the engine electronics control unit: erase

Special tools and workshop equipment required

t	Fault reader -V.A.G 1551- or vehicle system tester -V.A.G 1552- with cable -V.A.G 1551/3B-

Operation sequence

–	Connect the equipment -V.A.G 1551- (V.A.G. 1552). Then switch ignition on and select engine control unit with the “Address code” 01. (Fault reader: Connecting and selecting the engine control unit → Chapter.)

Display indication:

–	Operate the fault reader taking into account the message displayed on the screen:

–	Press keys 1 and 0 for the “Adaptation” function and confirm input with the Q key.

Rapid data transmission             HELP

Select the function XX

Display indication:

–	Press the keys 0 and 0 for the channel number 0 and confirm with the key Q.

Adaptation

Input channel number XX

Display indication:

–	Confirm using the key Q.

Adaptation                             Q

Erase adaptive values?

Display indication:

–	Conclude adaptation by pressing key →.

Adaptation                            ->

The adaptive values have been erased

SEAT Workshop Service and Repair Manuals