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B2634, B2635 AIR MIX DOOR MOTOR (PASSENGER SIDE) HAC-97 < DTC/CIRCUIT DIAGNOSIS > [AUTOMATIC AIR CONDITIONING] C D E F G H J K L M A B HAC N O P B2634, B2635 AIR MIX DOOR MOTOR (PASSENGER SIDE) DTC Logic INFOID:0000000009176835 DTC DETECTION LOGIC DTC CONFIRMATION PROCEDURE 1. PERFORM DTC CONFIRMATION PROCEDURE With CONSULT 1. Turn ignition switch ON. 2. Using CONSULT, perform “SELF-DIAGNOSIS RESULTS” of HVAC. 3. Check if any DTC No. is displayed in the self-diagnosis results. YES >> Refer to NO >> Inspection End. Diagnosis Procedure INFOID:0000000009176836 Regarding Wiring Diagram information, refer to 1. CHECK AIR MIX DOOR MOTOR (PASSENGER SIDE) COMMUNICATION SIGNAL 1. Turn ignition switch ON. 2. Check output waveform between front air mix door motor RH harness connector and ground with the oscilloscope. Is the inspection result normal? YES >> GO TO 2. NO >> GO TO 3. 2. CHECK INSTALLATION OF AIR MIX DOOR MOTOR (PASSENGER SIDE) Check air mix door motor (passenger side) is properly installed. Refer to . DTC Items (CONSULT screen terms) DTC detection condition Possible cause B2634 PASS AIR MIX DOOR MOT Air mix door motor (passenger side) • Air mix door motor (passenger side) (PBR internal circuit is open or short- • Air mix door motor (passenger side) in- stallation condition • A/C auto amp. (LIN communication line is open or B2635 Air mix door motor (passenger side) + − Output waveform Air mix door motor (passenger side) Connector Terminal M131 2 Ground SJIA1453J |