Normal Operation
WARNING: This page is about a different car, the 2010 Lincoln Town Car. However, it is still accessible from the selected car via links, so may be relevant.
The Vehicle Dynamics Module (VDM) sends power to the height sensor along circuit 417 (VT/OG) and the voltage returns along circuit 432 (BK/PK). The sensor sends the position signal back to the VDM along circuit 427 (PK/BK).
- DTC C1885 Air Suspension RR Height Sensor Circuit Failure - With the ignition in the RUN position, if the height sensor is reading less than 0.5 volt or more than 4.5 volts, DTC C1885 will be set.
This pinpoint test is intended to diagnose the following:
- Wiring, terminals or connectors
- Air suspension height sensor
- VDM