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Home >> Infiniti >> 2011 >> G25 Base >> Repair and Diagnosis >> External Pages >> Different car >> Section 159 (Audio System, Visual System & Navigation System (BOSE Audio With Navigation) -- G37 Convertible) >> DTC/Circuit Diagnosis >> DTC U1908, U1909: Headrest Speaker >> DTC Logic >> DTC Detection Logic

DTC Detection Logic

WARNING: This page is about a different car, the 2011 Infiniti G37. However, it is still accessible from the selected car via links, so may be relevant.
DTC DETECTION LOGIC CHART

DTC Display contents of CONSULT-III DTC detection condition Possible malfunction factor
U1908 FL-SEAT L-SPEAKER [OPEN, SHORT, GND-SHORT or VB-SHOR] [U1908] Malfunction is detected sound signal circuits between BOSE amp. and driver headrest speaker LH. Sound signal circuits between BOSE amp. and driver headrest speaker LH.
U1909 FL-SEAT R-SPEAKER [OPEN, SHORT, GND-SHORT or VB-SHOR] [U1909] Malfunction is detected sound signal circuits between BOSE amp. and driver headrest speaker RH. Sound signal circuits between BOSE amp. and driver headrest speaker RH.
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