Inspection Procedure 9

INSPECTION PROCEDURE 9: Defogger Timer Function does not Operate.

CIRCUIT OPERATION
Turn ON the defogger switch. If the defogger does not shut off after about 17 minutes then the defogger timer is malfunctioning.

TROUBLESHOOTING HINT
- Malfunction of the A/C-ECU
- Malfunction of the defogger timer

DIAGNOSIS
Replace the A/C-ECU.