p0642

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    Thread

    P0642 Code - Sensor Reference Voltage 'A' Circuit Low

    What Does P0642 Mean? OBD-II Code P0642 is defined as a Sensor Reference Voltage "A" Circuit Low The engine control module (PCM) sends out a 5...
    Thread by: fault code, Jan 30, 2018, 0 replies, in forum: P - Powetrain Codes
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