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
1. for 6 Speakers
2. for 13 Speakers
PROCEDURE
1. |
CONFIRM MODEL |
(a) Choose the model to be inspected.
Result |
Proceed to |
---|---|
for 6 Speakers |
A |
for 13 Speakers |
B |
B |
GO TO STEP 8 |
|
2. |
CHECK HARNESS AND CONNECTOR (NAVIGATION RECEIVER ASSEMBLY - BODY GROUND) |
(a) Disconnect the E38 and E39 navigation receiver assembly connectors.
(b) Disconnect the E28 and E29 front No. 2 speaker assembly connectors.
(c) Disconnect the J4 and K4 rear speaker assembly connectors.
(d) Measure the resistance between the navigation receiver assembly and body ground to check for a short circuit in the wire harness.
Standard Resistance:
Tester Connection |
Condition |
Specified Condition |
---|---|---|
E38-1 (FR+) - Body ground |
Always |
10 kΩ or higher |
E38-5 (FR-) - Body ground |
Always |
10 kΩ or higher |
E38-2 (FL+) - Body ground |
Always |
10 kΩ or higher |
E38-6 (FL-) - Body ground |
Always |
10 kΩ or higher |
E39-1 (RR+) - Body ground |
Always |
10 kΩ or higher |
E39-3 (RR-) - Body ground |
Always |
10 kΩ or higher |
E39-2 (RL+) - Body ground |
Always |
10 kΩ or higher |
E39-6 (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 E28 and E29 front No. 2 speaker assembly connectors.
(b) Disconnect the H1 and I1 front No. 1 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 |
---|---|---|
E28-3 (-) - Body ground |
Always |
10 kΩ or higher |
E28-1 (+) - Body ground |
Always |
10 kΩ or higher |
E29-3 (-) - Body ground |
Always |
10 kΩ or higher |
E29-1 (+) - 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: for RH:
|
|
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 NAVIGATION RECEIVER ASSEMBLY |
NG |
REPLACE REAR SPEAKER ASSEMBLY |
8. |
CHECK HARNESS AND CONNECTOR (STEREO COMPONENT AMPLIFIER ASSEMBLY - BODY GROUND) |
(a) Disconnect the E12 and E15 stereo component amplifier assembly connectors.
(b) Disconnect the E25 and E26 front No. 2 speaker assembly connectors.
(c) Disconnect the H1 and I1 front No. 1 speaker assembly connectors.
(d) Disconnect the E27 front No. 4 speaker assembly connector.
(e) Disconnect the J4 and K4 rear speaker assembly connectors.
(f) Disconnect the J5 and K5 rear No. 2 speaker assembly connectors.
(g) Disconnect the M29 and L33 rear No. 3 speaker assembly connectors.
(h) Measure the resistance between the stereo component amplifier assembly and body ground to check for a short circuit in the wire harness.
Standard Resistance:
Tester Connection |
Condition |
Specified Condition |
---|---|---|
E15-10 (FR+) - Body ground |
Always |
10 kΩ or higher |
E15-9 (FR-) - Body ground |
Always |
10 kΩ or higher |
E15-3 (FL+) - Body ground |
Always |
10 kΩ or higher |
E15-8 (FL-) - Body ground |
Always |
10 kΩ or higher |
E12-2 (WFR+) - Body ground |
Always |
10 kΩ or higher |
E12-6 (WFR-) - Body ground |
Always |
10 kΩ or higher |
E12-1 (WFL+) - Body ground |
Always |
10 kΩ or higher |
E12-5 (WFL-) - Body ground |
Always |
10 kΩ or higher |
E12-3 (CTR+) - Body ground |
Always |
10 kΩ or higher |
E12-9 (CTR-) - Body ground |
Always |
10 kΩ or higher |
E12-8 (RR+) - Body ground |
Always |
10 kΩ or higher |
E12-7 (RR-) - Body ground |
Always |
10 kΩ or higher |
E15-4 (RL+) - Body ground |
Always |
10 kΩ or higher |
E15-11 (RL-) - Body ground |
Always |
10 kΩ or higher |
E12-4 (WF2+) - Body ground |
Always |
10 kΩ or higher |
E12-10 (WF2-) - Body ground |
Always |
10 kΩ or higher |
E15-5 (WF1+) - Body ground |
Always |
10 kΩ or higher |
E15-12 (WF1-) - Body ground |
Always |
10 kΩ or higher |
E15-2 (SR+) - Body ground |
Always |
10 kΩ or higher |
E15-7 (SR-) - Body ground |
Always |
10 kΩ or higher |
E15-1 (SL+) - Body ground |
Always |
10 kΩ or higher |
E15-6 (SL-) - 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 E23 and E24 front No. 3 speaker assembly connectors.
(b) Disconnect the E25 and E26 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 |
---|---|---|
E25-3 (+) - Body ground |
Always |
10 kΩ or higher |
E25-4 (-) - Body ground |
Always |
10 kΩ or higher |
E26-3 (+) - Body ground |
Always |
10 kΩ or higher |
E26-4 (-) - Body ground |
Always |
10 kΩ or higher |
NG |
REPAIR OR REPLACE HARNESS OR CONNECTOR |
|
10. |
INSPECT FRONT NO. 3 SPEAKER ASSEMBLY |
(a) Remove the front No. 3 speaker assembly (See page ).
(b) Measure the resistance according to the value(s) in the table below. Standard Resistance:
|
|
NG |
REPLACE FRONT NO. 3 SPEAKER ASSEMBLY |
|
11. |
REPLACE FRONT NO. 3 SPEAKER ASSEMBLY |
(a) Replace the front No. 3 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 |
|
12. |
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: for RH:
|
|
NG |
REPLACE FRONT NO. 2 SPEAKER ASSEMBLY |
|
13. |
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 |
|
14. |
INSPECT FRONT NO. 4 SPEAKER ASSEMBLY |
(a) Remove the front No. 4 speaker assembly (See page ).
(b) Measure the resistance according to the value(s) in the table below. Standard Resistance:
|
|
NG |
REPLACE FRONT NO. 4 SPEAKER ASSEMBLY |
|
15. |
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:
|
|
NG |
REPLACE REAR SPEAKER ASSEMBLY |
|
16. |
INSPECT REAR NO. 2 SPEAKER ASSEMBLY |
(a) Remove the rear No. 2 speaker assembly (See page ).
(b) Measure the resistance according to the value(s) in the table below. Standard Resistance:
|
|
NG |
REPLACE REAR NO. 2 SPEAKER ASSEMBLY |
|
17. |
INSPECT REAR NO. 3 SPEAKER ASSEMBLY |
(a) Remove the rear No. 3 speaker assembly (See page ).
(b) Measure the resistance according to the value(s) in the table below. Standard Resistance:
|
|
OK |
REPLACE STEREO COMPONENT AMPLIFIER ASSEMBLY |
NG |
REPLACE REAR NO. 3 SPEAKER ASSEMBLY |
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OK:
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NG
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