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INSUFFICIENT COOLING HAC-131 < SYMPTOM DIAGNOSIS > [MANUAL A/C (TYPE 2)] C D E F G H J K L M A B HAC N O P YES >> GO TO 9. NO >> Check contaminated refrigerant. Refer to HA-4, "Contaminated Refrigerant" . 9. CHECK FOR EVAPORATOR FREEZE UP Start engine and run A/C. Check for evaporator freeze up. Does evaporator freeze up? YES >> Perform diagnostic work flow. Refer to HAC-131, "Diagnostic Work Flow" NO >> GO TO 10. 10. CHECK REFRIGERANT PRESSURE Check refrigerant pressure with manifold gauge connected. Refer to Is the inspection result normal? YES >> Perform diagnostic work flow. Refer to HAC-131, "Diagnostic Work Flow" NO >> GO TO 11. 11. CHECK AIR DUCTS Check ducts for air leaks. YES >> System OK. NO >> Repair air leaks. Diagnostic Work Flow INFOID:0000000005275953 |