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Home >> Infiniti >> 2016 >> QX60 Base, FWD >> Repair and Diagnosis >> Accessories & Equipment >> Entertainment Systems >> Audio, Visual & Navigation System (DTC/Circuit Diagnosis) (BOSE Audio W/NAVI W/Surround) (Except Hybrid) (2 Of 2) >> DTC/Circuit Diagnosis >> DTC U176A, U1772: Roof Speaker >> DTC Logic >> DTC Detection Logic

DTC Detection Logic

CONSULT Display DTC Detection Condition Possible Cause
R-ROOF L-SQAWK (OPEN, SHORT, GND - SHORT or VB - SHOR)
[U176A]		 Sound signal circuit malfunction between BOSE speaker amp. and rear side speaker LH. Sound signal circuits between BOSE speaker amp. and rear side speaker LH.
Refer to DIAGNOSIS PROCEDURE .
R-ROOF R-SQAWK (OPEN, SHORT, GND - SHORT or VB - SHOR)
[U1772]		 Sound signal circuit malfunction between BOSE speaker amp. and rear side speaker RH. Sound signal circuits between BOSE speaker amp. and rear side speaker RH.
Refer to DIAGNOSIS PROCEDURE .
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