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4. Check the DTCs. Is DTC C or B1227 indicated? YES: Go to step 5. NO: Intermittent failure, check for loose wires or poor connections on the outside air 5. Remove the outside air temperature sensor (see OUTSIDE AIR TEMPERATURE SENSOR TEST ) and test it (see OUTSIDE AIR TEMPERATURE SENSOR REPLACEMENT ). Does the outside air temperature sensor test OK? YES: Go to step 6. NO: Replace the outside air temperature sensor. 6. Disconnect climate control unit connector A (22P). 7. Check for continuity between the No. 12 terminal of audio-HVAC display panel connector A (22P) and the No. 1 terminal of the outside air temperature sensor 2P connector. Is there continuity? YES: Go to step 8. NO: Repair open in the wire between the audio-HVAC display panel and the outside air Fig. 38: Checking For Continuity Between The No. 12 Terminal Of Audio-HVAC Display
2004 Acura TSX 2004 AUTOMATIC A/C SYSTEMS Climate Control System - TSX
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