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Home >> Infiniti >> 2014 >> QX60 Base, FWD >> Repair and Diagnosis (Single Page) >> Accessories & Equipment >> Entertainment Systems >> Audio, Visual & Navigation System (BOSE Audio W/NAVI W/Surround) (Except Hybrid) >> DTC/Circuit Diagnosis >> DTC U1601, U1603, U1609, U160B: Front Door Speaker/Tweeter >> DTC Logic >> DTC Detection Logic

DTC Detection Logic

CONSULT Display DTC Detection Condition Possible Cause
FL-DOOR WOOFER (OPEN, SHORT, GND-SHORT) [U1601]
FL-DOOR WOOFER (VB-SHOR] [U1603]
When any of the following is detected:
  • Sound signal circuit malfunction between BOSE speaker amp. and front door speaker LH.
  • Sound signal circuit malfunction between BOSE speaker amp. and front tweeter LH.
  • Sound signal circuits between BOSE speaker amp. and front door speaker LH.

    Refer to "DIAGNOSIS PROCEDURE ".

  • Sound signal circuits between BOSE speaker amp. and front tweeter LH.

    Refer to "DIAGNOSIS PROCEDURE ".

FR-DOOR WOOFER (OPEN, SHORT, GND-SHORT) [U1609]
FR-DOOR WOOFER (VB-SHOR) [U160B]
When any of the following is detected:
  • Sound signal circuit malfunction between BOSE speaker amp. and front door speaker RH.
  • Sound signal circuit malfunction between BOSE speaker amp. and front tweeter RH.
  • Sound signal circuits between BOSE speaker amp. and front door speaker RH.

    Refer to "DIAGNOSIS PROCEDURE ".

  • Sound signal circuits between BOSE speaker amp. and front tweeter RH.

    Refer to "DIAGNOSIS PROCEDURE ".