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 |
Rear Speed Sensor RH Output Malfunction (C1415,C1416)
DESCRIPTION
Refer to DTCs C1403 and C1404 (See page ).
DTC No.
Detection Item
DTC Detection Condition
Trouble Area
C1415
Rear Speed Sensor RH Output Malfunction
Any of the following is detected:
An op ...
ECU Malfunction (B1003)
DESCRIPTION
DTC No.
DTC Detection Condition
Trouble Area
B1003
A malfunction in the non-volatile storage of the central gateway ECU
(network gateway ECU) is detected.
Central gateway ECU (network gateway ECU)
PROC ...
Problem Symptoms Table
PROBLEM SYMPTOMS TABLE
HINT:
Use the table below to help determine the cause of problem symptoms.
If multiple suspected areas are listed, the potential causes of the symptom
are listed in order of probability in the "Suspected Area" column of the
table. Check each sym ...