DESCRIPTION
This DTC is stored when a malfunction occurs in the speakers.
DTC No. |
DTC Detection Condition |
Trouble Area |
---|---|---|
B15C3 |
A short is detected in the speaker output circuit. |
|
WIRING DIAGRAM
PROCEDURE
1. |
CONFIRM MODEL |
(a) Choose the model to be inspected.
Result
Result |
Proceed to |
---|---|
for 6 Speakers |
A |
for 4 Speakers |
B |
B |
GO TO STEP 8 |
|
2. |
CHECK HARNESS AND CONNECTOR (RADIO AND DISPLAY RECEIVER ASSEMBLY - BODY GROUND) |
(a) Disconnect the R30 and R29 radio and display receiver assembly connectors.
(b) Disconnect the S46 and S47 front No. 2 speaker assembly connectors.
(c) Disconnect the S17 and S18 rear speaker assembly connectors.
(d) Measure the resistance between the radio and display receiver assembly and body ground to check for a short circuit in the wire harness.
Standard Resistance:
Tester Connection |
Condition |
Specified Condition |
---|---|---|
R30-1 (FR+) - Body ground |
Always |
10 kΩ or higher |
R30-5 (FR-) - Body ground |
Always |
10 kΩ or higher |
R30-2 (FL+) - Body ground |
Always |
10 kΩ or higher |
R30-6 (FL-) - Body ground |
Always |
10 kΩ or higher |
R29-1 (RR+) - Body ground |
Always |
10 kΩ or higher |
R29-3 (RR-) - Body ground |
Always |
10 kΩ or higher |
R29-2 (RL+) - Body ground |
Always |
10 kΩ or higher |
R29-6 (RL-) - Body ground |
Always |
10 kΩ or higher |
NG |
REPAIR OR REPLACE HARNESS OR CONNECTOR |
|
3. |
CHECK HARNESS AND CONNECTOR (FRONT NO. 2 SPEAKER ASSEMBLY - BODY GROUND) |
(a) Disconnect the S15 and S16 front No. 1 speaker assembly connectors.
(b) Disconnect the S46 and S47 front No. 2 speaker assembly connectors.
(c) Measure the resistance between each of the front No. 2 speaker assemblies and body ground to check for a short circuit in the wire harness.
Standard Resistance:
Tester Connection |
Condition |
Specified Condition |
---|---|---|
S47-1 (+) - Body ground |
Always |
10 kΩ or higher |
S47-3 (-) - Body ground |
Always |
10 kΩ or higher |
S46-1 (+) - Body ground |
Always |
10 kΩ or higher |
S46-3 (-) - Body ground |
Always |
10 kΩ or higher |
NG |
REPAIR OR REPLACE HARNESS OR CONNECTOR |
|
4. |
INSPECT FRONT NO. 1 SPEAKER ASSEMBLY |
(a) Remove the front No. 1 speaker assembly (See page ).
(b) Measure the resistance according to the value(s) in the table below. Standard Resistance:
|
|
NG |
REPLACE FRONT NO. 1 SPEAKER ASSEMBLY |
|
5. |
INSPECT FRONT NO. 2 SPEAKER ASSEMBLY |
(a) Remove the front No. 2 speaker assembly (See page ).
(b) Measure the resistance according to the value(s) in the table below. Standard Resistance:
|
|
NG |
REPLACE FRONT NO. 2 SPEAKER ASSEMBLY |
|
6. |
REPLACE FRONT NO. 2 SPEAKER ASSEMBLY |
(a) Replace the front No. 2 speaker assembly with a new or known good one (See page ).
(b) Clear the DTCs (See page ).
(c) Recheck for DTCs and check that no DTCs are output.
OK:
No DTCs are output.
HINT:
OK |
END |
|
7. |
INSPECT REAR SPEAKER ASSEMBLY |
(a) Remove the rear speaker assembly (See page ).
(b) Measure the resistance according to the value(s) in the table below. Standard Resistance:
|
|
OK |
REPLACE RADIO AND DISPLAY RECEIVER ASSEMBLY |
NG |
REPLACE REAR SPEAKER ASSEMBLY |
8. |
CHECK HARNESS AND CONNECTOR (RADIO AND DISPLAY RECEIVER ASSEMBLY - BODY GROUND) |
(a) Disconnect the R30 radio and display receiver assembly connector.
(b) Disconnect the S46 and S47 front No. 2 speaker assembly connectors.
(c) Measure the resistance between the radio and display receiver assembly and body ground to check for a short circuit in the wire harness.
Standard Resistance:
Tester Connection |
Condition |
Specified Condition |
---|---|---|
R30-1 (FR+) - Body ground |
Always |
10 kΩ or higher |
R30-5 (FR-) - Body ground |
Always |
10 kΩ or higher |
R30-2 (FL+) - Body ground |
Always |
10 kΩ or higher |
R30-6 (FL-) - Body ground |
Always |
10 kΩ or higher |
NG |
REPAIR OR REPLACE HARNESS OR CONNECTOR |
|
9. |
CHECK HARNESS AND CONNECTOR (FRONT NO. 2 SPEAKER ASSEMBLY - BODY GROUND) |
(a) Disconnect the S15 and S16 front No. 1 speaker assembly connectors.
(b) Disconnect the S46 and S47 front No. 2 speaker assembly connectors.
(c) Measure the resistance between each of the front No. 2 speaker assemblies and body ground to check for a short circuit in the wire harness.
Standard Resistance:
Tester Connection |
Condition |
Specified Condition |
---|---|---|
S46-1 (+) - Body ground |
Always |
10 kΩ or higher |
S46-3 (-) - Body ground |
Always |
10 kΩ or higher |
S47-1 (+) - Body ground |
Always |
10 kΩ or higher |
S47-3 (-) - Body ground |
Always |
10 kΩ or higher |
NG |
REPAIR OR REPLACE HARNESS OR CONNECTOR |
|
10. |
INSPECT FRONT NO. 1 SPEAKER ASSEMBLY |
(a) Remove the front No. 1 speaker assembly (See page ).
(b) Measure the resistance according to the value(s) in the table below. Standard Resistance:
|
|
NG |
REPLACE FRONT NO. 1 SPEAKER ASSEMBLY |
|
11. |
INSPECT FRONT NO. 2 SPEAKER ASSEMBLY |
(a) Remove the front No. 2 speaker assembly (See page ).
(b) Measure the resistance according to the value(s) in the table below. Standard Resistance:
|
|
NG |
REPLACE FRONT NO. 2 SPEAKER ASSEMBLY |
|
12. |
REPLACE FRONT NO. 2 SPEAKER ASSEMBLY |
(a) Replace the front No. 2 speaker assembly with a new or known good one (See page ).
(b) Clear the DTCs (See page ).
(c) Recheck for DTCs and check that no DTCs are output.
OK:
No DTCs are output.
HINT:
OK |
END |
NG |
REPLACE RADIO AND DISPLAY RECEIVER ASSEMBLY |
Inspection
INSPECTION
PROCEDURE
1. INSPECT BRAKE CYLINDER AND PISTON
(a) Check the cylinder bore and piston for rust and scoring.
2. INSPECT PAD LINING THICKNESS
(a) Using a ruler, measure the pad lining thickness.
Standard thickness:
11.5 mm (0.453 in.)
Minimum thickness:
1.0 mm (0.0394 in.) ...
Daytime Running Light Relay Circuit
DESCRIPTION
The main body ECU (multiplex network body ECU) controls the daytime running lights.
WIRING DIAGRAM
CAUTION / NOTICE / HINT
NOTICE:
Inspect the fuses for circuits related to this system before performing
the following inspection procedure.
If the main body ECU (mult ...
Diameter of the Tire is not Uniform (C1337)
DESCRIPTION
The skid control ECU (master cylinder solenoid) measures the speed of each wheel
by receiving signals from the speed sensors. These signals are used for recognizing
whether all 4 wheels are operating properly. Therefore, all wheel signals must be
equal.
DTC No.
...