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Home >> Infiniti >> 2017 >> QX80 Base, AWD >> Repair and Diagnosis >> Engine Performance >> System >> Engine Control System (DTCS) (3 Of 4) >> DTC/Circuit Diagnosis >> DTC P2100, P2103: Throttle Control Motor Relay >> DTC Logic >> DTC Confirmation Procedure

DTC Confirmation Procedure

  1. PRECONDITIONING

    1. Turn ignition switch OFF and wait at least 10 seconds.
    2. Turn ignition switch ON.
    3. Turn ignition switch OFF and wait at least 10 seconds.

    TESTING CONDITION: 

    Before performing the following procedure, confirm that battery voltage is 8 V or more at idle. 

    Which DTC is detected?

    P2100 

    GO TO STEP 2  .

    P2103 

    GO TO STEP 3  .

  2. PERFORM DTC CONFIRMATION PROCEDURE FOR DTC P2100

    1. Turn ignition switch ON and wait at least 2 seconds.
    2. Start engine and let it idle for 5 seconds.
    3. Check DTC.

    Is DTC detected?

    YES 

    Go to DIAGNOSIS PROCEDURE .

    NO 

    INSPECTION END

  3. PERFORM DTC CONFIRMATION PROCEDURE FOR DTC P2103

    1. Turn ignition switch ON and wait at least 1 second.
    2. Check DTC.

    Is DTC detected?

    YES 

    Go to DIAGNOSIS PROCEDURE .

    NO 

    INSPECTION END

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