B1517

DTC B1517

CIRCUIT DESCRIPTION
The roof/door module (RDM) has 2 separate 12-volt reference voltage circuits. They supply a reference voltage to various roof position sensors on one circuit and the power window motors with the other.

CONDITIONS FOR RUNNING THE DTC
- Battery voltage between 9-16 volts
- The roof and windows may be active or inactive

CONDITIONS FOR SETTING THE DTC
The DTC will set when the RDM senses a short to ground on either 12-volt reference voltage circuit.

ACTION TAKEN WHEN THE DTC SETS
The RDM cannot properly control the power roof or the power windows.

CONDITIONS FOR CLEARING THE DTC
- When the fault is no longer present, the RDM will change the current DTC to a history DTC.
- The RDM will clear the history DTC after 50 fault free ignition cycles.
- A current or history DTC can also be cleared using a scan tool.

TEST

Steps 1-11: