186003489 - 5510CD Rpm sensor coil operation check (BIPOWER)
- Disconnect the electrical connection for the control unit side sensor and leave it disconnected.
- Connect the sensor side connection to isolator AD 233 N° 180.63.87.000.
- Connect using the probes between pins 1 and 2 of the isolator and check that the coil resistance is between 880 and 1320 Ohm at 20 °C.