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HAC-110 < SYMPTOM DIAGNOSIS > [MANUAL AIR CONDITIONER] MANUAL AIR CONDITIONER SYSTEM SYMPTOM DIAGNOSIS MANUAL AIR CONDITIONER SYSTEM Diagnosis Chart By Symptom INFOID:0000000006024140 CAUTION: Perform the self-diagnosis with CONSULT-III before performing the symptom diagnosis. If any mal- Symptom Corresponding malfunction part Check item/Reference Blower motor operation is malfunctioning. • Blower motor tor • The circuit between blower motor and fan switch. • The circuit between blower motor and blower fan resistor. • Blower fan resistor. HAC-101, "Diagnosis Proce-
A/C indicator dose not indicate. • A/C indicator (A/C control) BCM • BCM XX-XX, "*****" Magnet clutch does not operate. • Magnet clutch and IPDM E/R • IPDM E/R (A/C relay) frigerant pressure sensor • Refrigerant pressure sensor HAC-113, "Diagnosis Proce- • Insufficient cooling • Magnet clutch control system HAC-111, "Diagnosis Proce- • Insufficient heating • Engine cooling system HAC-112, "Diagnosis Proce- Noise is heard when the A/C During compressor op- Cooler cycle XX-XX, "*****" During blower motor op- • Mixing any foreign object in blower motor • Blower motor fan breakage HAC-102, "Component Inspec- Air inlet dose not change. • A/C control Check the intake door installa- Discharge air temperature dose not change. • A/C control Check the air mix door installa- Air outlet dose not change. • A/C control Check the mode door installa- |