Sunroof Motor
WARNING: This page is about a different car, the 2002 Pontiac Grand Prix. However, it is still accessible from the selected car via links, so may be relevant.
The sunroof has a bi-directional motor. When the sunroof motor is not operating both circuits are grounded. When the sunroof motor drives the sunroof glass in the direction from the closed to vent or vent to open position, the following occurs:
- Voltage is supplied to the sunroof motor open circuit.
- Ground is maintained to the sunroof motor close circuit.
When the sunroof motor drives the sunroof glass in the direction from the open to vent or vent to closed position, the following occurs:
- Voltage is supplied to the sunroof motor close circuit.
- Ground is maintained to the sunroof motor open circuit.
The sunroof module is equipped with a timer circuit which stops the operation of the sunroof motor after 8 seconds.