Test F: The Air Inlet Door Is Inoperative

PINPOINT TEST F: THE AIR INLET DOOR IS INOPERATIVE

F1-F3:

F3-F5:

F5 Continued:

Normal Operation
Under normal operation, the air inlet door actuator motor is supplied voltage or ground on circuit 32-FA76 (WH/BU), depending on desired actuator rotation. The appropriate voltage or ground is supplied to the other side of the actuator motor on circuit 33-FA76 (YE/BU).

Possible Causes
- An open, short to voltage, ground or together in circuits 32-FA76 (WH/BU) or 33-FA76 (YE/BU)
- Air inlet door actuator
- Function selector switch
- Stuck or bound linkage or door