Continuation of Test If Indication Is Approx. - 40 Degrees C

Continuation of test if indication is approx. - 40°C:





- Disconnect 2-pin connector from Engine Coolant Temperature (ECT) Sensor G62- (arrow).





- Bridge terminals 1+2 of connector using the respective adapter cables and observe the indication on display.

If indication jumps to approx. 140° C:
- End diagnosis and switch ignition off.
- Replace Engine Coolant Temperature (ECT) Sensor -G62-.

WARNING!
- The cooling system is under pressure.
- Danger Of scalding when opening!

- Erase DTC memory of Engine Control Module (ECM), Diagnostic mode 4: Reset/erase diagnostic data. Refer to Diagnostic Mode 4: Reset/Erase Diagnostic Data.
- Generate readiness code.

If indication remains at approx. 40° C:
- End diagnosis and switch ignition off.
- Check wires according to wiring diagram.