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RHA371H COMPONENT DESCRIPTION NHHA0184 The mode door motor is attached to the heater unit. It rotates so RHA372H DIAGNOSTIC PROCEDURE FOR AIR MIX DOOR NHHA0185 SYMPTOM: Air mix door motor, mode door motor and/or 1 CHECK POWER SUPPLY FOR AUTO AMP. (LCU) SIDE Do approx. 12 volts exist between auto amp. (LCU) harness terminal No. 21 and body ground? RHA373H NOTE: Yes or No Yes © GO TO 2. No © Replace auto amp. (LCU). GI MA EM LC EC FE AT AX SU BR ST RS BT SC EL IDX TROUBLE DIAGNOSES Mode Door Motor (Cont’d) HA-55 |