AUDI A4 A5 ECU ENGINE CONTROL UNIT 8K1907115M BOSCH 0261S05870 MED17.5 REPAIR
AUDI A4 A5 ECU ENGINE CONTROL UNIT 8K1907115M BOSCH 0261S05870 MED17.5 REPAIR
FAULT :
The poles of the battery were reversed, since then no communication with the control unit is possible anymore and the car does not start anymore.
various actuators, e.g. the throttle body and the main relay are actuated at intervals, the control unit does not work properly anymore.
ignition output - fault within the circuit
different sensor faults
16497 P0113 Intake Air Temperature Sensor (G42): Signal too High and 16502 P0118 Engine Coolant Temperature Sensor (G62): Signal too High
16482 P0098 Intake Air Temperature (IAT) Sensor 2 (G299) Signal too High and 18616 P2184 Engine Coolant Temperature Sensor on Radiator Outlet (G83): Signal too Low