DESCRIPTION
This DTC is stored when a malfunction occurs in the speakers.
DTC No. |
Detection Item |
DTC Detection Condition |
Trouble Area |
---|---|---|---|
B15C3 |
Speaker Output Short |
A short is detected in the speaker output circuit |
|
WIRING DIAGRAM
PROCEDURE
1. |
CONFIRM MODEL |
(a) Choose the model to be inspected.
Result |
Proceed to |
---|---|
w/ Manual (SOS) Switch |
A |
w/o Manual (SOS) Switch |
B |
B | ![]() |
GO TO STEP 5 |
|
2. |
CHECK HARNESS AND CONNECTOR (RADIO AND DISPLAY RECEIVER ASSEMBLY, DCM(TELEMATICS TRANSCEIVER) OR SPEAKERS - BODY GROUND) |
(a) Disconnect the F132 radio and display receiver assembly connectors.
(b) Disconnect the F134 DCM (telematics transceiver) connector.
(c) Disconnect the F86 front No. 2 speaker assembly LH connector.
(d) Disconnect the K4 and L4 rear speaker assembly connectors.
(e) Measure the resistance according to the value(s) in the table below.
Standard Resistance:
Tester Connection |
Condition |
Specified Condition |
---|---|---|
F132-1 (FR+) or F134-2 (SPI+) - Body ground |
Always |
10 kΩ or higher |
F132-6 (FR-) or F134-3 (SPI-) - Body ground |
Always |
10 kΩ or higher |
F132-2 (FL+) or F86-4 (TWL+) - Body ground |
Always |
10 kΩ or higher |
F132-7 (FL-) or F86-2 (TWL-) - Body ground |
Always |
10 kΩ or higher |
F132-4 (RR+) or K4-1 - Body ground |
Always |
10 kΩ or higher |
F132-9 (RR-) or K4-2 - Body ground |
Always |
10 kΩ or higher |
F132-3 (RL+) or L4-1 - Body ground |
Always |
10 kΩ or higher |
F132-8 (RL-) or L4-2 - Body ground |
Always |
10 kΩ or higher |
NG | ![]() |
REPAIR OR REPLACE HARNESS OR CONNECTOR |
|
3. |
CHECK HARNESS AND CONNECTOR (FRONT NO. 2 SPEAKER ASSEMBLY RH OR DCM (TELEMATICS TRANSCEIVER) - BODY GROUND) |
(a) Disconnect the F85 front No. 2 speaker assembly RH connector.
(b) Disconnect the F134 DCM (telematics transceiver) connector.
(c) Measure the resistance according to the value(s) in the table below.
Standard Resistance:
Tester Connection |
Condition |
Specified Condition |
---|---|---|
F85-4 (TWR+) or F134-5 (SPO+) - Body ground |
Always |
10 kΩ or higher |
F85-2 (TWR-) or F134-6 (SPO-) - Body ground |
Always |
10 kΩ or higher |
NG | ![]() |
REPAIR OR REPLACE HARNESS OR CONNECTOR |
|
4. |
INSPECT DCM (TELEMATICS TRANSCEIVER) |
(a) Remove the DCM (telematics transceiver).
Click here
(b) Measure the resistance according to the value(s) in the table below. Standard Resistance:
|
|
OK | ![]() |
GO TO STEP 6 |
NG | ![]() |
REPLACE DCM (TELEMATICS TRANSCEIVER) |
5. |
CHECK HARNESS AND CONNECTOR (RADIO AND DISPLAY RECEIVER ASSEMBLY OR SPEAKERS - BODY GROUND) |
(a) Disconnect the F132 radio and display receiver assembly connectors.
(b) Disconnect the F85 and F86 front No. 2 speaker assembly connectors.
(c) Disconnect the K4 and L4 rear speaker assembly connectors.
(d) Measure the resistance according to the value(s) in the table below.
Standard Resistance:
Tester Connection |
Condition |
Specified Condition |
---|---|---|
F132-1 (FR+) or F85-4 (TWR+) - Body ground |
Always |
10 kΩ or higher |
F132-6 (FR-) or F85-2 (TWR-) - Body ground |
Always |
10 kΩ or higher |
F132-2 (FL+) or F86-4 (TWL+) - Body ground |
Always |
10 kΩ or higher |
F132-7 (FL-) or F86-2 (TWL-) - Body ground |
Always |
10 kΩ or higher |
F132-4 (RR+) or K4-1 - Body ground |
Always |
10 kΩ or higher |
F132-9 (RR-) or K4-2 - Body ground |
Always |
10 kΩ or higher |
F132-3 (RL+) or L4-1 - Body ground |
Always |
10 kΩ or higher |
F132-8 (RL-) or L4-2 - Body ground |
Always |
10 kΩ or higher |
NG | ![]() |
REPAIR OR REPLACE HARNESS OR CONNECTOR |
|
6. |
CHECK HARNESS AND CONNECTOR (FRONT NO. 1 SPEAKER ASSEMBLY OR FRONT NO. 2 SPEAKER ASSEMBLY - BODY GROUND) |
(a) Disconnect the I1 and J1 front No. 1 speaker assembly connectors.
(b) Disconnect the F85 and F86 front No. 2 speaker assembly connectors.
(c) Measure the resistance according to the value(s) in the table below.
Standard Resistance:
Tester Connection |
Condition |
Specified Condition |
---|---|---|
F85-3 (+) or I1-1 - Body ground |
Always |
10 kΩ or higher |
F85-1 (-) or I1-2 - Body ground |
Always |
10 kΩ or higher |
F86-3 (+) or J1-1 - Body ground |
Always |
10 kΩ or higher |
F86-1 (-) or J1-2 - Body ground |
Always |
10 kΩ or higher |
NG | ![]() |
REPAIR OR REPLACE HARNESS OR CONNECTOR |
|
7. |
INSPECT FRONT NO. 1 SPEAKER ASSEMBLY |
(a) Remove the front No. 1 speaker assembly.
Click here
(b) Inspect the front No. 1 speaker assembly.
Click here
NG | ![]() |
REPLACE FRONT NO. 1 SPEAKER ASSEMBLY |
|
8. |
INSPECT FRONT NO. 2 SPEAKER ASSEMBLY |
(a) Remove the front No. 2 speaker assembly.
Click here
(b) Inspect the front No. 2 speaker assembly.
Click here
(c) Clear the DTCs.
Click here
(d) Recheck for DTCs and check that no DTCs are output.
Body Electrical > Navigation System > Trouble CodesOK:
No DTCs are output.
OK | ![]() |
END |
|
9. |
INSPECT REAR SPEAKER ASSEMBLY |
(a) Remove the rear speaker assembly.
Click here
(b) Inspect the rear speaker assembly.
Click here
OK | ![]() |
REPLACE RADIO AND DISPLAY RECEIVER ASSEMBLY |
NG | ![]() |
REPLACE REAR SPEAKER ASSEMBLY |
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