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Home >> Infiniti >> 2014 >> QX60 Base, FWD >> Repair and Diagnosis >> External Pages >> Different car >> Section 49 (Automatic Transmission (Re0F10J) (DTC/Circuit Diagnosis) (Except Hybrid) (1 Of 2)) >> DTC/Circuit Diagnosis >> DTC U0300: Can Communication Data >> Diagnosis Procedure >> Diagnostic Test

Diagnostic Test

WARNING: This page is about a different car, the 2016 Infiniti QX60. However, it is still accessible from the selected car via links, so may be relevant.

  1. CONTROL UNIT CHECK

    Check the number of control units replaced before "U0300" is detected.

    Is one control unit replaced?

    YES 

    The specification of the control unit replaced may be incorrect. Check the part number and the specification.

    NO 

    GO TO STEP 2. 

  2. CONTROL UNIT CHECK

    G-20With CONSULT 

    1. Remove one of the control unit replaced.
    2. Assemble the old control unit before replacement.
    3. Turn ignition switch ON, and wait for 2 seconds or more.
    4. Select "Self Diagnostic Results" in "TRANSMISSION".

    Is "U0300"detected?

    YES 

    Turn OFF the ignition switch and check other control units in the same manner.

    NO 

    The specification of the control unit removed may be incorrect. Check the part number and the specification.

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