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REAR WINDOW DEFOGGER SWITCH DEF-23 < DTC/CIRCUIT DIAGNOSIS > C D E F G H I J K M A B DEF N O P DTC/CIRCUIT DIAGNOSIS REAR WINDOW DEFOGGER SWITCH Component Function Check INFOID:0000000010434117 1. CHECK REAR WINDOW DEFOGGER SWITCH FUNCTION Check that the indicator lamp of rear window defogger illuminates when rear window defogger switch ON. Is the inspection result normal? YES >> Rear window defogger switch function is OK. NO >> Refer to Diagnosis Procedure INFOID:0000000010434118 1. CHECK A/C TYPE Check A/C type. Automatic A/C>>GO TO 2. 2. CHECK INTEGRAL SWITCH (REAR WINDOW DEFOGGER SWITCH) Perform ON BOARD SELF-DIAGNOSIS of A/C control. HAC-45, "Diagnosis Description" Is the inspection result normal? YES >> GO TO 4. NO >> GO TO 3. 3. REPLACE A/C CONTROL 1. Turn ignition switch OFF. 2. Replace A/C control (rear window defogger switch). Refer to HAC-126, "Removal and Installation" . 3. Turn ignition switch ON. 4. Operate rear window defogger switch and check the operating condition. Is the inspection result normal? YES >> INSPECTION END NO >> GO TO 4. 4. REPLACE A/C AUTO AMP. 1. Turn ignition switch OFF. 2. Replace A/C auto amp. Refer to HAC-127, "Removal and Installation" 3. Turn ignition switch ON. 4. Operate rear window defogger switch and check the operating condition. Is the inspection result normal? YES >> INSPECTION END NO >> GO TO 6. 5. REPLACE A/C AMP. 1. Turn ignition switch OFF. 2. Replace A/C amp. Refer to HAC-222, "Removal and Installation" (For models with manual A/C) or 289, "Removal and Installation" (For models with manual heater). 3. Turn ignition switch ON. 4. Operate rear window defogger switch and check the operating condition. Is the inspection result normal? YES >> INSPECTION END NO >> GO TO 6. 6. CHECK INTERMITTENT INCIDENT GI-41, "Intermittent Incident" . |