DTC Description

DTC DETECTION LOGIC

DTC No.	CONSULT screen terms(Trouble diagnosis content)		DTC detection condition
B1A6D-13	Rear luggage center woofer(Subwoofer)	[OPEN]	Diagnosis condition	When ignition switch is ON.
			Signal (terminal)	REAR SUB WOOFER+ (terminal 26) REAR SUB WOOFER- (terminal 36)
			Threshold	Open
			Diagnosis delay time	30 seconds or more
B1A6D-1A		[SHORT]	Diagnosis condition	When ignition switch is ON.
			Signal (terminal)	REAR SUB WOOFER+ (terminal 26) REAR SUB WOOFER- (terminal 36)
			Threshold	Short circuit
			Diagnosis delay time	30 seconds or more
B1A6D-11		[GND-SHORT]	Diagnosis condition	When ignition switch is ON.
			Signal (terminal)	REAR SUB WOOFER+ (terminal 26) REAR SUB WOOFER- (terminal 36)
			Threshold	Short to ground circuit
			Diagnosis delay time	30 seconds or more
B1A6D-12		[VB-SHOR]	Diagnosis condition	When ignition switch is ON.
			Signal (terminal)	REAR SUB WOOFER+ (terminal 26) REAR SUB WOOFER- (terminal 36)
			Threshold	Short to power supply circuit
			Diagnosis delay time	30 seconds or more

POSSIBLE CAUSE

REAR SUB WOOFER+ open, short, short to ground, short to voltage
REAR SUB WOOFER- open, short, short to ground, short to voltage
Subwoofer
Bose subwoofer amp.
Bose speaker amp.

FAIL-SAFE

Subwoofer inoperative