Test Point 8 - Defrost Flap Motor
Test Point 8 - Defrost flap motor - Fault Code 8 _ 22Possible Causes, Elimination, Remarks
1. Check voltage between G 18 (negative) and G 26 (positive). Display: 0.2 - 5 volts depending on position of motor.
2. Check voltage between G 13 (positive) and G 18 (negative). Display: approx. 5 volts. Replace heater/air conditioner regulator if there is no voltage.
3. Pull off plug on drive motor.
4. Check pin 4 and pin 5 electric leads for breaks, short against ground and against battery voltage.