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Home >> Infiniti >> 2015 >> QX60 Base, FWD >> Repair and Diagnosis >> External Pages >> Different car >> Section 51 (Audio, Visual & Navigation System (DTC/Circuit Diagnosis) (BOSE Audio W/NAVI W/Surround) (Except Hybrid) (2 Of 2)) >> DTC/Circuit Diagnosis >> DTC U1684, U1687, U168C, U168F: Rear Door Speaker/Tweeter >> Diagnosis Procedure

Diagnosis Procedure

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. PERFORM SELF DIAGNOSTIC RESULT

    1. Perform Self Diagnostic Result for MULTI AV.
    2. Erase Self Diagnostic Result. Turn ignition switch OFF.
    3. Turn ignition switch ON. Perform Self Diagnostic Result again.

    Is DTC U1684, U1687, U168C or U168F detected?

    YES 

    Refer to DIAGNOSIS PROCEDURE  (rear door speaker) or DIAGNOSIS PROCEDURE  (rear door tweeter).

    NO 

    Refer to INTERMITTENT INCIDENT .

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