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Home >> Infiniti >> 2008 >> G35 x >> Repair and Diagnosis >> Engine Performance >> Engine Control Systems >> Engine Control System - DTCS P0441 Through P0643 >> DTC P0643: Sensor Power Supply >> DTC Logic >> DTC Confirmation Procedure
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DTC Confirmation Procedure

  1. PRECONDITIONING

    If DTC Confirmation Procedure has been previously conducted, always turn ignition switch OFF and wait at least 10 seconds before conducting the next test.

    TESTING CONDITION: 

    Before performing the following procedure, confirm that battery voltage is more than 10V at idle. 

    GO TO 2.

  2. PERFORM DTC CONFIRMATION PROCEDURE
    1. Start engine and let it idle for 1 second.
    2. Check DTC.

    Is DTC detected? 

    YES: Go to "DIAGNOSIS PROCEDURE ".

    NO: INSPECTION END