|
|
HAC-34 < DTC/CIRCUIT DIAGNOSIS > [MANUAL AIR CONDITIONER] MAGNET CLUTCH SYMPTOM: Magnet clutch does not engage when A/C switch is ON. 1. PERFORM IPDM E/R AUTO ACTIVE TEST Perform IPDM E/R auto active test. Refer to PCS-11, "CONSULT Function (IPDM E/R)" Does magnet clutch operate? YES >> • WITH CONSULT GO TO 2. • WITHOUT CONSULT GO TO 4. NO >> Check 10A fuse (No. 42, located in IPDM E/R), and GO TO 11. 2. CHECK BCM INPUT (FAN ON) SIGNAL Check FAN ON/OFF signal. Refer to BCS-21, "AIR CONDITIONER : CONSULT Function (BCM - AIR CONDI- . Is the inspection result normal? YES >> GO TO 3. NO >> GO TO 4. 3. CHECK BCM INPUT (A/C COMPRESSOR ON) SIGNAL With blower control dial in any "ON" position, check A/C compressor ON/OFF signal. Refer to CONDITIONER : CONSULT Function (BCM - AIR CONDITIONER)" . Is the inspection result normal? YES >> GO TO 8. NO >> GO TO 6. 4. CHECK VOLTAGE FOR FRONT AIR CONTROL (FAN ON SIGNAL) AWIIA1789GB BLOWER CONTROL DIAL : FAN ON SIG ON BLOWER CONTROL DIAL : FAN ON SIG OFF A/C SW ON : AIR COND SW ON A/C SW OFF : AIR COND SW OFF |