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содержание .. 898 899 900 901 ..
HAC-264 < COMPONENT DIAGNOSIS > [AUTO AIR CONDITIONER (W/NAVI)] PTC HEATER CONTROL SYSTEM Is the inspection result normal? YES >> 1. Replace front air control. Refer to XX. 2. HAC-213, "Front Air Control Self-Diagnosis" and perform self-diagnosis STEP-2. Confirm that code No. 20 is displayed. NO >> Repair harness or connector. 22. CHECK ENGINE RPM SIGNAL (MANUAL TRANSMISSION) 1. Reconnect PTC control unit. 2. Start the engine. 3. Check voltage between PTC control unit harness connector Is the inspection result normal YES >> GO TO 24. NO >> GO TO 23. 23. CHECK CONTINUITY OF ENGINE RPM CIRCUIT BETWEEN FRONT AIR CONTROL AND PTC CON- TROL UNIT (MANUAL TRANSMISSION) 1. Turn ignition switch OFF. 2. Disconnect ECM and PTC control unit connector. 3. Check continuity between PTC control unit harness connector 4. Check continuity between PTC control unit harness connector Is the inspection result normal YES >> Replace ECM. Refer to XX. NO >> Repair harness or connector. 24. CHECK BCM INPUT (FAN ON) SIGNAL A Ground Continuity Connector Terminal Ambient sensor: E60 2 No Terminals Voltage (Approx.) (+) ( − ) Connector Terminal Ground PTC control unit: M84 4 4.2V SJIA0924E A B Continuity Connector Terminal Connector Terminal PTC control unit: M84 4 ECM: F10 13 Yes A Ground Continuity Connector Terminal PTC control unit: M84 4 No SJIA0925E |