DTC B1ADF-71: Sub Woofer Speaker Cable Actuator Stuck [11/2024 - ]: Procedure

1. Choose the model to be inspected.

   Result

   Result	Proceed to
   for TMC Made	A
   except TMC Made	B

Result: 

B 

See step  3

Result: 

A 

See step  2

Pre-procedure1

1. Disconnect the M2 stereo component amplifier assembly connector.
2. Disconnect the N1 rear No. 2 speaker assembly connector.

   Procedure1

3. Measure the resistance according to the value(s) in the table below.

   Standard Resistance

   Tester Connection	Condition	Specified Condition
   M2-15 (WFR+) - N1-4 (WF+)	Always	Below 1 Ω
   M2-30 (WFR-) - N1-1 (WF-)	Always	Below 1 Ω
   M2-8 (WFL+) - N1-2 (WF+)	Always	Below 1 Ω
   M2-23 (WFL-) - N1-3 (WF-)	Always	Below 1 Ω

   Result

   Proceed to
   OK
   NG

   Post-procedure1

4. None

Result: 

OK 

See step  4

Result: 

NG 

REPAIR OR REPLACE HARNESS OR CONNECTOR 

Pre-procedure1

1. Disconnect the M2 stereo component amplifier assembly connector.
2. Disconnect the N1 rear No. 2 speaker assembly connector.

   Procedure1

3. Measure the resistance according to the value(s) in the table below.

   Standard Resistance

   Tester Connection	Condition	Specified Condition
   M2-15 (WFR+) - N1-4 (WF+)	Always	Below 1 Ω
   M2-30 (WFR-) - N1-3 (WF-)	Always	Below 1 Ω
   M2-8 (WFL+) - N1-2 (WF+)	Always	Below 1 Ω
   M2-23 (WFL-) - N1-1 (WF-)	Always	Below 1 Ω

   Result

   Proceed to
   OK
   NG

   Post-procedure1

4. None

Result: 

NG 

REPAIR OR REPLACE HARNESS OR CONNECTOR 

Result: 

OK 

See step  4

Refer to INSPECTION [11/2018 - ]

Result

Result: 

NG 

REPLACE REAR NO. 2 SPEAKER ASSEMBLY 

Refer to REMOVAL [10/2023 - ]

Result: 

OK 

See step  5

1. Clear the DTCs.

   Body Electrical > Navigation System > Clear DTCs 

   Result

   Proceed to
   NEXT

Result: 

NEXT 

See step  6

1. In accordance with the display of the GTS, perform a speaker line electricity check.

   Body Electrical > Navigation System > Utility 

   Tester Display
   Speaker Line Electricity Check

   Result

   Proceed to
   NEXT

Result: 

NEXT 

See step  7

1. Check for DTCs and proceed to the following step.

   Body Electrical > Navigation System > Trouble Codes 

   Result

   Result	Proceed to
   DTCs are not output	A
   DTC B1ADF-71 is output	B

Result: 

A 

END (REAR NO. 2 SPEAKER ASSEMBLY IS DEFECTIVE) 

Result: 

B 

REPLACE STEREO COMPONENT AMPLIFIER ASSEMBLY 

Refer to REMOVAL [10/2023 - ]