Control Unit - Audi A4/S4 (8K) B8 - engine control unit Bosch MED17.5

Fault in Bosch MED17.5 engine control unit.

The engine does not start or runs very unevenly. One or more cylinders no longer have an ignition spark. The throttle valve signal is faulty.

Fault codes:

P0301 - Cylinder 1 - Misfire detected
P0302 - Cylinder 2 - Misfire detected
P0303 - Cylinder 3 - Misfire detected
P0304 - Cylinder 4 - Misfire detected
P0140 - Lambda sensor (bank 1, sensor 2) - component/function inactive
P1388 - Control unit component defective

Please call us in advance to clarify whether any other components need to be sent in addition to the engine control unit.

Replacement unit for irreparable faults

If it is no longer possible to repair the engine control unit, in most cases we can supply an inexpensive used part. The data can almost always be transferred from the original to the replacement unit, so that programming on the vehicle is not necessary.
Please enquire with the part number and we will check availability and the current price for you.