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. |
CHECK HARNESS AND CONNECTOR |
(a) Disconnect the G47 and G48 radio and display receiver assembly connectors.
(b) Disconnect the H1 and I1 front No. 1 speaker assembly connectors.
(c) Disconnect the G1 and G10 front No. 2 speaker assembly connectors.
(d) Disconnect the J1 and K1 rear speaker assembly connectors.
(e) Disconnect the W5 and W6 rear No. 2 speaker assembly connectors.
(f) 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 |
---|---|---|
G47-1 (RR+) - Body ground |
Always |
10 kΩ or higher |
G47-2 (RL+) - Body ground |
Always |
10 kΩ or higher |
G47-3 (RR-) - Body ground |
Always |
10 kΩ or higher |
G47-6 (RL-) - Body ground |
Always |
10 kΩ or higher |
G48-1 (FR+) - Body ground |
Always |
10 kΩ or higher |
G48-2 (FL+) - Body ground |
Always |
10 kΩ or higher |
G48-5 (FR-) - Body ground |
Always |
10 kΩ or higher |
G48-6 (FL-) - Body ground |
Always |
10 kΩ or higher |
(g) 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 |
---|---|---|
G1-2 (TWL+) - Body ground |
Always |
10 kΩ or higher |
G1-4 (TWL-) - Body ground |
Always |
10 kΩ or higher |
G10-2 (TWR+) - Body ground |
Always |
10 kΩ or higher |
G10-4 (TWR-) - Body ground |
Always |
10 kΩ or higher |
(h) Measure the resistance between each of the rear speaker assemblies and rear No. 2 speaker assemblies to check for a short circuit in the wire harness.
Standard Resistance:
Tester Connection |
Condition |
Specified Condition |
---|---|---|
J1-2 - Body ground |
Always |
10 kΩ or higher |
K1-2 - Body ground |
Always |
10 kΩ or higher |
NG | ![]() |
REPAIR OR REPLACE HARNESS OR CONNECTOR |
|
2. |
INSPECT FRONT NO. 1 SPEAKER ASSEMBLY |
(a) Measure the resistance according to the value(s) in the table below. Standard Resistance:
|
|
NG | ![]() |
REPLACE FRONT NO. 1 SPEAKER ASSEMBLY |
|
3. |
REPLACE FRONT NO. 2 SPEAKER ASSEMBLY |
(a) Replace the front No. 2 speaker assembly with a known good one (See page
).
(b) Clear the DTCs (See page ).
(c) Recheck for DTCs and check that no DTCs are output (See page
).
OK:
No DTCs are output.
HINT:
OK | ![]() |
END (FRONT NO. 2 SPEAKER ASSEMBLY WAS DEFECTIVE) |
|
4. |
INSPECT REAR SPEAKER ASSEMBLY |
(a) Measure the resistance according to the value(s) in the table below. Standard Resistance:
|
|
NG | ![]() |
REPLACE REAR SPEAKER ASSEMBLY |
|
5. |
INSPECT REAR NO. 2 SPEAKER ASSEMBLY |
(a) Measure the resistance according to the value(s) in the table below. Standard Resistance:
|
|
OK | ![]() |
REPLACE RADIO AND DISPLAY RECEIVER ASSEMBLY |
NG | ![]() |
REPLACE REAR NO. 2 SPEAKER ASSEMBLY |
Installation
INSTALLATION
PROCEDURE
1. INSTALL PARKING PEDAL PAD
(a) Install the parking pedal pad.
2. INSTALL NO. 1 PARKING BRAKE CABLE ASSEMBLY
(a) Temporarily install the No. 1 parking brake cable assembly with the adjusting
nut and lock nut.
(b) Install the No. ...
Inspection
INSPECTION
PROCEDURE
1. INSPECT GENERATOR WITH CLUTCH PULLEY
(a) Hold the center of the generator with clutch pulley and check that the outer
ring turns counterclockwise and does not turn clockwise.
Text in Illustration
Free
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