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B-4 A/C Signal Circuit Check (If Equipped)

Circuit Diagram:






CIRCUIT DESCRIPTION
ECM (PCM) outputs A/C ON signal (one of the signals for A/C control module to control the A/C) to A/C control module when A/C switch signal inputted to ECM (PCM) and engine conditions are specified.

Inspection ( Step - 1 ):




Inspection ( Step - 2 ):






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