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Home >> Infiniti >> 2014 >> QX60 Base, FWD >> Repair and Diagnosis >> External Pages >> Different car >> Section 88 (Audio, Visual & Navigation System (DTC/Circuit Diagnosis) (BOSE Audio W/NAVI W/O Surround) (Except Hybrid) (2 Of 2)) >> DTC/Circuit Diagnosis >> DTC U1627, U162F: Tweeter >> DTC Logic >> DTC Detection Logic

DTC Detection Logic

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.
CONSULT Display DTC Detection Condition Possible Cause
F-INST L - TWEETER (OPEN, SHORT, GND - SHORT or VB - SHOR)
[U1627]		 Sound signal circuit malfunction between BOSE speaker amp. and instrument panel tweeter LH. Sound signal circuits between BOSE speaker amp. and instrument panel tweeter LH.
Refer to DIAGNOSIS PROCEDURE .
F-INST R - TWEETER (OPEN, SHORT, GND - SHORT or VB - SHOR)
[U162F]		 Sound signal circuit malfunction between BOSE speaker amp. and instrument panel tweeter RH. Sound signal circuits between BOSE speaker amp. and instrument panel tweeter RH.
Refer to DIAGNOSIS PROCEDURE .
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