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HAC-160 < COMPONENT DIAGNOSIS > [AUTO AIR CONDITIONER (W/O NAVI)] PTC HEATER CONTROL SYSTEM Refer to XX-XX, "*****" . Is the inspection result normal? YES >> GO TO 18. NO >> Replace ambient temperature sensor. Refer to XX. 18. CHECK PTC HEATER RELAY-1 POWER SUPPLY CIRCUIT 1. Disconnect PTC heater connector. 2. Reconnect all PTC relays. 3. Start the engine (1,000 RPM minimum). 4. Check voltage between PTC heater harness connector E65 ter- Is the inspection result normal? YES >> GO TO 19. NO >> Repair harness or connector. 19. CHECK PTC HEATER RELAY-2 POWER SUPPLY CIRCUIT Check voltage between PTC heater harness connector E65 terminal Is the inspection result normal YES >> GO TO 20. NO >> Repair harness or connector. 20. CHECK PTC HEATER RELAY-3 POWER SUPPLY CIRCUIT Check voltage between PTC heater harness connector E65 terminal Is the inspection result normal YES >> Replace PTC heater. Refer to XXXX. NO >> Repair harness or connector. PTC HEATER (1500 WATT) : PTC Heater (1500 Watt) Component Inspection INFOID:0000000001682726 COMPONENT INSPECTION Blower Relay Terminals Voltage (Approx.) (+) ( − ) Connector Terminal Ground PTC heater: E65 3 Battery voltage AWIIA0472ZZ Terminals Voltage (Approx.) (+) ( − ) Connector Terminal Ground PTC heater: E65 2 Battery voltage AWIIA0474ZZ Terminals Voltage (Approx.) (+) ( − ) Connector Terminal Ground PTC heater: E65 1 Battery voltage AWIIA0476ZZ |