AUDI A4 A5 ECU ENGINE CONTROL UNIT 8K1907115M BOSCH 0261S05870 MED17.5 REPAIR

- 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