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DIAGNOSIS SYSTEM (AUTO AMP.) HAC-45 < FUNCTION DIAGNOSIS > [AUTOMATIC AIR CONDITIONER] C D E F G H J K L M A B HAC N O P Checks must be made visually, by listening the sound, or by touching air outlets with hand, etc. for improper Is the inspection result normal? YES >> GO TO 6. NO-1 >> Air outlet does not change. Go to Mode Door Motor Circuit. Refer to . NO-2 >> Intake door does not change. Go to Intake Door Motor Circuit. Refer to NO-3 >> Discharge air temperature does not change. Go to Air Mix Door Motor Circuit. Refer to "WITHOUT LEFT AND RIGHT VENTILATION TEMPERATURE SEPARATELY CONTROL SYS- NO-4 >> Blower motor operation is malfunctioning. Go to Blower Motor Circuit. Refer to OUT LEFT AND RIGHT VENTILATION TEMPERATURE SEPARATELY CONTROL SYSTEM : NO-5 >> Magnet clutch does not engage. Go to Magnet Clutch Circuit. Refer to . 6. STEP-5: TEMPERATURE OF EACH SENSOR IS CHECKED 1. Turn temperature control dial clockwise. 2. Code No. 51 appears on the display. >> GO TO 7. 7. CHECK AMBIENT SENSOR Press DEF ( ) switch one time. Temperature detected by ambient sensor is indicated on the display. Is the inspection result normal? YES >> GO TO 8. NO >> Go to Ambient Sensor Circuit. Refer to . 8. CHECK IN-VEHICLE SENSOR Code No. 41 42 43 44 45 46 Mode door position VENT B/L 1 B/L 2 FOOT D/F DEF Intake door position REC REC 20% FRE FRE FRE FRE Air mix door position FULL COOL FULL COOL FULL HOT FULL HOT FULL HOT FULL HOT Blower motor duty ratio 37% 91% 65% 65% 65% 91% Compressor (Magnet ON ON OFF OFF ON ON Electronic control valve 100% 100% 0% 0% 50% 100% PJIA0151E |