Necessary preliminary tasks

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Read out fault memory of DME control unit
Switch off ignition
If necessary, remove radiator cover

Unlock plug (1) and remove.

Release bolt.

Installation:

Replace screw.

Tightening torque 12 14 3AZ .

Remove pulse generator (2).

Fig 1: Identifying Plug And Pulse Generator

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NOTE: Check stored fault messages.
Now clear the fault memory.