Diagnostic trouble code table

Diagnostic trouble code	Defective function/component	Malfunction	Test frequency	Diagnostic procedure see
1	Stepping motor, air-mixing flap, LH	Loose flap	On calibrating
2	Stepping motor, air-mixing flap, RH	Loose flap	On calibrating
3	Stepping motor, air distribution flap	Loose flap	On calibrating
4	Stepping motor, air-mixing flap, LH	Flap jammed	On calibrating
5	Stepping motor, air-mixing flap, RH	Flap jammed	On calibrating
6	Stepping motor, air distribution flap	Flap jammed	On calibrating
7	Electrical malfunction in a stepping motor	Open circuit, short to ground or short to B+ in a motor.	On calibrating
8	Rear window defroster button	Jammed in depressed position	Continuous