| Last Modified: 07-31-2024 | 6.11:8.1.0 | Doc ID: RM100000001KRDP |
| Model Year Start: 2020 | Model: GR Corolla | Prod Date Range: [09/2019 - 04/2020] |
| Title: NAVIGATION / MULTI INFO DISPLAY: NAVIGATION SYSTEM: B15C3; Speaker Output Short; 2020 MY Corolla Corolla Hatchback Corolla HV GR Corolla [09/2019 - 04/2020] | ||
|
DTC |
B15C3 |
Speaker Output Short |
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 |
|
- *1: w/ Stereo Component Amplifier Assembly
- *2: w/o Stereo Component Amplifier Assembly
- *3: w/ Manual (SOS) Switch
WIRING DIAGRAM
for Hatchback Model without Stereo Component Amplifier Assembly
for Sedan Model without Stereo Component Amplifier Assembly
for Hatchback Model with Stereo Component Amplifier Assembly
for Sedan Model with Stereo Component Amplifier Assembly
CAUTION / NOTICE / HINT
NOTICE:
-
Depending on the parts that are replaced during vehicle inspection or maintenance, performing initialization, registration or calibration may be needed. Refer to Precaution for Navigation System.
Click here
![2020 - 2022 MY Corolla Corolla Hatchback Corolla HV GR Corolla [03/2019 - 09/2022]; NAVIGATION / MULTI INFO DISPLAY: NAVIGATION SYSTEM: PRECAUTION](/t3Portal/stylegraphics/info.gif)
-
When replacing the radio and display receiver assembly, always replace it with a new one. If a radio and display receiver assembly which was installed to another vehicle is used, the following may occur:
- A communication malfunction DTC may be stored.
- The radio and display receiver assembly may not operate normally.
-
Before replacing the DCM (telematics transceiver), refer to Registration.
Click here
PROCEDURE
|
1. |
CHECK MODEL |
(a) Choose the model to be inspected.
|
Result |
Proceed to |
|---|---|
|
w/o Stereo Component Amplifier Assembly |
A |
|
w/ Stereo Component Amplifier Assembly |
B |
| B |
|
|
|
2. |
CHECK MODEL |
(a) Choose the model to be inspected.
|
Result |
Proceed to |
|---|---|
|
for Hatchback Model |
A |
|
for Sedan Model without Manual (SOS) Switch |
B |
|
for Sedan Model with Manual (SOS) Switch |
C |
| B |
|
| C |
|
|
|
3. |
CHECK HARNESS AND CONNECTOR (RADIO AND DISPLAY RECEIVER ASSEMBLY, DCM (TELEMATICS TRANSCEIVER) OR SPEAKERS - BODY GROUND) |
(a) Disconnect the I71 radio and display receiver assembly connector.
(b) Disconnect the I144 DCM (telematics transceiver) connector.
(c) Disconnect the I77 front No. 2 speaker assembly LH connector.
(d) Disconnect the M4 and N4 rear speaker assembly connectors.
(e) Measure the resistance according to the value(s) in the table below.
Standard Resistance:
|
Tester Connection |
Condition |
Specified Condition |
|---|---|---|
|
I71-1 (FR+) or I144-1 (SPI+) - Body ground |
Always |
10 kΩ or higher |
|
I71-6 (FR-) or I144-2 (SPI-) - Body ground |
Always |
10 kΩ or higher |
|
I71-2 (FL+) or I77-4 (TWL+) - Body ground |
Always |
10 kΩ or higher |
|
I71-7 (FL-) or I77-2 (TWL-) - Body ground |
Always |
10 kΩ or higher |
|
I71-4 (RR+) or M4-2 - Body ground |
Always |
10 kΩ or higher |
|
I71-9 (RR-) or M4-1 - Body ground |
Always |
10 kΩ or higher |
|
I71-3 (RL+) or N4-2 - Body ground |
Always |
10 kΩ or higher |
|
I71-8 (RL-) or N4-1 - Body ground |
Always |
10 kΩ or higher |
| NG |
|
REPAIR OR REPLACE HARNESS OR CONNECTOR |
|
|
4. |
CHECK HARNESS AND CONNECTOR (DCM (TELEMATICS TRANSCEIVER) OR SPEAKER - BODY GROUND) |
(a) Disconnect the I144 DCM (telematics transceiver) connector.
(b) Disconnect the I76 front No. 2 speaker assembly RH connector.
(c) Measure the resistance according to the value(s) in the table below.
Standard Resistance:
|
Tester Connection |
Condition |
Specified Condition |
|---|---|---|
|
I144-3 (SPO+) or I76-4 (TWR+) - Body ground |
Always |
10 kΩ or higher |
|
I144-4 (SPO-) or I76-2 (TWR-) - Body ground |
Always |
10 kΩ or higher |
| NG |
|
REPAIR OR REPLACE HARNESS OR CONNECTOR |
|
|
5. |
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:
|
|
| NG |
|
|
|
6. |
CHECK HARNESS AND CONNECTOR (FRONT NO. 1 SPEAKER ASSEMBLY OR FRONT NO. 2 SPEAKER ASSEMBLY - BODY GROUND) |
(a) Disconnect the K1 and L1 front No. 1 speaker assembly connectors.
(b) Disconnect the I76 and I77 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 |
|---|---|---|
|
K1-2 or I76-3 (+) - Body ground |
Always |
10 kΩ or higher |
|
K1-1 or I76-1 (-) - Body ground |
Always |
10 kΩ or higher |
|
L1-2 or I77-3 (+) - Body ground |
Always |
10 kΩ or higher |
|
L1-1 or I77-1 (-) - 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 |
|
|
|
8. |
INSPECT REAR SPEAKER ASSEMBLY |
(a) Remove the rear speaker assembly.
Click here
(b) Inspect the rear speaker assembly.
Click here
| NG |
|
|
|
9. |
REPLACE 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.
Body Electrical > Navigation System > Clear DTCs
(d) Recheck for DTCs and check that no DTCs are output.
Body Electrical > Navigation System > Trouble Codes
OK:
No DTCs are output.
| OK |
|
END |
| NG |
|
|
10. |
CHECK HARNESS AND CONNECTOR (RADIO AND DISPLAY RECEIVER ASSEMBLY, SPEAKERS - BODY GROUND) |
(a) Disconnect the I71 radio and display receiver assembly connector.
(b) Disconnect the I77 and I76 front No. 2 speaker assembly connector.
(c) Disconnect the M4 and N4 rear speaker assembly connectors.
(d) Measure the resistance according to the value(s) in the table below.
Standard Resistance:
|
Tester Connection |
Condition |
Specified Condition |
|---|---|---|
|
I71-1 (FR+) or I76-4 (TWR+) - Body ground |
Always |
10 kΩ or higher |
|
I71-6 (FR-) or I76-2 (TWR-) - Body ground |
Always |
10 kΩ or higher |
|
I71-2 (FL+) or I77-4 (TWL+) - Body ground |
Always |
10 kΩ or higher |
|
I71-7 (FL-) or I77-2 (TWL-) - Body ground |
Always |
10 kΩ or higher |
|
I71-4 (RR+) or M4-2 - Body ground |
Always |
10 kΩ or higher |
|
I71-9 (RR-) or M4-1 - Body ground |
Always |
10 kΩ or higher |
|
I71-3 (RL+) or N4-2 - Body ground |
Always |
10 kΩ or higher |
|
I71-8 (RL-) or N4-1 - Body ground |
Always |
10 kΩ or higher |
| NG |
|
REPAIR OR REPLACE HARNESS OR CONNECTOR |
|
|
11. |
CHECK HARNESS AND CONNECTOR (FRONT NO. 1 SPEAKER ASSEMBLY OR FRONT NO. 2 SPEAKER ASSEMBLY - BODY GROUND) |
(a) Disconnect the K1 and L1 front No. 1 speaker assembly connectors.
(b) Disconnect the I76 and I77 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 |
|---|---|---|
|
K1-2 or I76-3 (+) - Body ground |
Always |
10 kΩ or higher |
|
K1-1 or I76-1 (-) - Body ground |
Always |
10 kΩ or higher |
|
L1-2 or I77-3 (+) - Body ground |
Always |
10 kΩ or higher |
|
L1-1 or I77-1 (-) - Body ground |
Always |
10 kΩ or higher |
| NG |
|
REPAIR OR REPLACE HARNESS OR CONNECTOR |
|
|
12. |
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 |
|
|
|
13. |
INSPECT REAR SPEAKER ASSEMBLY |
(a) Remove the rear speaker assembly.
Click here
(b) Inspect the rear speaker assembly.
Click here
| NG |
|
|
|
14. |
REPLACE 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.
Body Electrical > Navigation System > Clear DTCs
(d) Recheck for DTCs and check that no DTCs are output.
Body Electrical > Navigation System > Trouble Codes
OK:
No DTCs are output.
| OK |
|
END |
| NG |
|
|
15. |
CHECK HARNESS AND CONNECTOR (RADIO AND DISPLAY RECEIVER ASSEMBLY, DCM (TELEMATICS TRANSCEIVER) OR SPEAKERS - BODY GROUND) |
(a) Disconnect the I71 radio and display receiver assembly connector.
(b) Disconnect the I72 DCM (telematics transceiver) connector.
(c) Disconnect the I77 front No. 2 speaker assembly LH connector.
(d) Disconnect the M4 and N4 rear speaker assembly connectors.
(e) Measure the resistance according to the value(s) in the table below.
Standard Resistance:
|
Tester Connection |
Condition |
Specified Condition |
|---|---|---|
|
I71-1 (FR+) or I72-2 (SPI+) - Body ground |
Always |
10 kΩ or higher |
|
I71-6 (FR-) or I72-3 (SPI-) - Body ground |
Always |
10 kΩ or higher |
|
I71-2 (FL+) or I77-4 (TWL+) - Body ground |
Always |
10 kΩ or higher |
|
I71-7 (FL-) or I77-2 (TWL-) - Body ground |
Always |
10 kΩ or higher |
|
I71-4 (RR+) or M4-2 - Body ground |
Always |
10 kΩ or higher |
|
I71-9 (RR-) or M4-1 - Body ground |
Always |
10 kΩ or higher |
|
I71-3 (RL+) or N4-2 - Body ground |
Always |
10 kΩ or higher |
|
I71-8 (RL-) or N4-1 - Body ground |
Always |
10 kΩ or higher |
| NG |
|
REPAIR OR REPLACE HARNESS OR CONNECTOR |
|
|
16. |
CHECK HARNESS AND CONNECTOR (DCM (TELEMATICS TRANSCEIVER) OR SPEAKER - BODY GROUND) |
(a) Disconnect the I72 DCM (telematics transceiver) connector.
(b) Disconnect the I76 front No. 2 speaker assembly RH connector.
(c) Measure the resistance according to the value(s) in the table below.
Standard Resistance:
|
Tester Connection |
Condition |
Specified Condition |
|---|---|---|
|
I72-5 (SPO+) or I76-4 (TWR+) - Body ground |
Always |
10 kΩ or higher |
|
I72-6 (SPO-) or I76-2 (TWR-) - Body ground |
Always |
10 kΩ or higher |
| NG |
|
REPAIR OR REPLACE HARNESS OR CONNECTOR |
|
|
17. |
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:
|
|
| NG |
|
|
|
18. |
CHECK HARNESS AND CONNECTOR (FRONT NO. 1 SPEAKER ASSEMBLY OR FRONT NO. 2 SPEAKER ASSEMBLY - BODY GROUND) |
(a) Disconnect the K1 and L1 front No. 1 speaker assembly connectors.
(b) Disconnect the I76 and I77 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 |
|---|---|---|
|
K1-2 or I76-3 (+) - Body ground |
Always |
10 kΩ or higher |
|
K1-1 or I76-1 (-) - Body ground |
Always |
10 kΩ or higher |
|
L1-2 or I77-3 (+) - Body ground |
Always |
10 kΩ or higher |
|
L1-1 or I77-1 (-) - Body ground |
Always |
10 kΩ or higher |
| NG |
|
REPAIR OR REPLACE HARNESS OR CONNECTOR |
|
|
19. |
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 |
|
|
|
20. |
INSPECT REAR SPEAKER ASSEMBLY |
(a) Remove the rear speaker assembly.
Click here
(b) Inspect the rear speaker assembly.
Click here
| NG |
|
|
|
21. |
REPLACE 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.
Body Electrical > Navigation System > Clear DTCs
(d) Recheck for DTCs and check that no DTCs are output.
Body Electrical > Navigation System > Trouble Codes
OK:
No DTCs are output.
| OK |
|
END |
| NG |
|
|
22. |
CHECK MODEL |
(a) Choose the model to be inspected.
|
Result |
Proceed to |
|---|---|
|
for Hatchback Model |
A |
|
for Sedan Model with Manual (SOS) Switch |
B |
|
for Sedan Model without Manual (SOS) Switch |
C |
| B |
|
| C |
|
|
|
23. |
CHECK HARNESS AND CONNECTOR (STEREO COMPONENT AMPLIFIER ASSEMBLY, DCM (TELEMATICS TRANSCEIVER) OR SPEAKERS - BODY GROUND) |
(a) Disconnect the I54 stereo component amplifier assembly connector.
(b) Disconnect the I144 DCM (telematics transceiver) connector.
(c) Disconnect the I7 front No. 2 speaker assembly LH connector.
(d) Disconnect the I74 and I75 front No. 3 speaker assembly connectors.
(e) Disconnect the M4 and N4 rear speaker assembly connectors.
(f) Measure the resistance according to the value(s) in the table below.
Standard Resistance:
|
Tester Connection |
Condition |
Specified Condition |
|---|---|---|
|
I54-15 (FR+) or I74-4 (+TW) - Body ground |
Always |
10 kΩ or higher |
|
I54-30 (FR-) or I74-2 (-TW) - Body ground |
Always |
10 kΩ or higher |
|
I54-13 (FL+) or I75-4 (+TW) - Body ground |
Always |
10 kΩ or higher |
|
I54-28 (FL-) or I75-2 (-TW) - Body ground |
Always |
10 kΩ or higher |
|
I54-14 (TWR+) or I144-1 (SPI+) - Body ground |
Always |
10 kΩ or higher |
|
I54-29 (TWR-) or I144-2 (SPI-) - Body ground |
Always |
10 kΩ or higher |
|
I54-12 (TWL+) or I7-2 - Body ground |
Always |
10 kΩ or higher |
|
I54-27 (TWL-) or I7-1 - Body ground |
Always |
10 kΩ or higher |
|
I54-11 (RR+) or M4-2 - Body ground |
Always |
10 kΩ or higher |
|
I54-26 (RR-) or M4-1 - Body ground |
Always |
10 kΩ or higher |
|
I54-9 (RL+) or N4-2 - Body ground |
Always |
10 kΩ or higher |
|
I54-24 (RL-) or N4-1 - Body ground |
Always |
10 kΩ or higher |
| NG |
|
REPAIR OR REPLACE HARNESS OR CONNECTOR |
|
|
24. |
CHECK HARNESS AND CONNECTOR (DCM (TELEMATICS TRANSCEIVER) OR SPEAKER - BODY GROUND) |
(a) Disconnect the I144 DCM (telematics transceiver) connector.
(b) Disconnect the I6 front No. 2 speaker assembly RH connector.
(c) Measure the resistance according to the value(s) in the table below.
Standard Resistance:
|
Tester Connection |
Condition |
Specified Condition |
|---|---|---|
|
I144-3 (SPO+) or I6-2 - Body ground |
Always |
10 kΩ or higher |
|
I144-4 (SPO-) or I6-1 - Body ground |
Always |
10 kΩ or higher |
| NG |
|
REPAIR OR REPLACE HARNESS OR CONNECTOR |
|
|
25. |
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:
|
|
| NG |
|
|
|
26. |
CHECK HARNESS AND CONNECTOR (FRONT NO. 1 SPEAKER ASSEMBLY OR FRONT NO. 3 SPEAKER ASSEMBLY - BODY GROUND) |
(a) Disconnect the K1 and L1 front No. 1 speaker assembly connectors.
(b) Disconnect the I74 and I75 front No. 3 speaker assembly connectors.
(c) Measure the resistance according to the value(s) in the table below.
Standard Resistance:
|
Tester Connection |
Condition |
Specified Condition |
|---|---|---|
|
K1-2 or I74-3 (+) - Body ground |
Always |
10 kΩ or higher |
|
K1-1 or I74-1 (-) - Body ground |
Always |
10 kΩ or higher |
|
L1-2 or I75-3 (+) - Body ground |
Always |
10 kΩ or higher |
|
L1-1 or I75-1 (-) - Body ground |
Always |
10 kΩ or higher |
| NG |
|
REPAIR OR REPLACE HARNESS OR CONNECTOR |
|
|
27. |
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 |
|
|
|
28. |
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
| NG |
|
|
|
29. |
INSPECT REAR SPEAKER ASSEMBLY |
(a) Remove the rear speaker assembly.
Click here
(b) Inspect the rear speaker assembly.
Click here
| NG |
|
|
|
30. |
REPLACE FRONT NO. 3 SPEAKER ASSEMBLY |
(a) Remove the front No. 3 speaker assembly.
Click here
(b) Inspect the front No. 3 speaker assembly.
Click here
(c) Clear the DTCs.
Body Electrical > Navigation System > Clear DTCs
(d) Recheck for DTCs and check that no DTCs are output.
Body Electrical > Navigation System > Trouble Codes
OK:
No DTCs are output.
| OK |
|
END |
| NG |
|
|
31. |
CHECK HARNESS AND CONNECTOR (STEREO COMPONENT AMPLIFIER ASSEMBLY, DCM (TELEMATICS TRANSCEIVER) OR SPEAKERS - BODY GROUND) |
(a) Disconnect the I54 stereo component amplifier assembly connector.
(b) Disconnect the I72 DCM (telematics transceiver) connector.
(c) Disconnect the I7 front No. 2 speaker assembly LH connector.
(d) Disconnect the I74 and I75 front No. 3 speaker assembly connectors.
(e) Disconnect the M4 and N4 rear speaker assembly connectors.
(f) Disconnect the O71 rear No. 2 speaker assembly connector.
(g) Measure the resistance according to the value(s) in the table below.
Standard Resistance:
|
Tester Connection |
Condition |
Specified Condition |
|---|---|---|
|
I54-14 (TWR+) or I72-2 (SPI+) - Body ground |
Always |
10 kΩ or higher |
|
I54-29 (TWR-) or I72-3 (SPI-) - Body ground |
Always |
10 kΩ or higher |
|
I54-12 (TWL+) or I7-2 (TWL+) - Body ground |
Always |
10 kΩ or higher |
|
I54-27 (TWL-) or I7-1 (TWL-) - Body ground |
Always |
10 kΩ or higher |
|
I54-15 (FR+) or I74-4 (+TW) - Body ground |
Always |
10 kΩ or higher |
|
I54-30 (FR-) or I74-2 (-TW) - Body ground |
Always |
10 kΩ or higher |
|
I54-13 (FL+) or I75-4 (+TW) - Body ground |
Always |
10 kΩ or higher |
|
I54-28 (FL-) or I75-2 (-TW) - Body ground |
Always |
10 kΩ or higher |
|
I54-11 (RR+) or M4-2 - Body ground |
Always |
10 kΩ or higher |
|
154-26 (RR-) or M4-1 - Body ground |
Always |
10 kΩ or higher |
|
I54-9 (RL+) or N4-2 - Body ground |
Always |
10 kΩ or higher |
|
I54-24 (RL-) or N4-1 - Body ground |
Always |
10 kΩ or higher |
|
I54-10 (WF1+) or O71-4 (WF1+) - Body ground |
Always |
10 kΩ or higher |
|
I54-25 (WF1-) or O71-3 (WF1-) - Body ground |
Always |
10 kΩ or higher |
|
I54-8 (WF2+) or O71-2 (WF2+) - Body ground |
Always |
10 kΩ or higher |
|
I54-23 (WF2-) or O71-1 (WF2-) - Body ground |
Always |
10 kΩ or higher |
| NG |
|
REPAIR OR REPLACE HARNESS OR CONNECTOR |
|
|
32. |
CHECK HARNESS AND CONNECTOR (DCM (TELEMATICS TRANSCEIVER) OR SPEAKER - BODY GROUND) |
(a) Disconnect the I72 DCM (telematics transceiver) connector.
(b) Disconnect the I6 front No. 2 speaker assembly RH connector.
(c) Measure the resistance according to the value(s) in the table below.
Standard Resistance:
|
Tester Connection |
Condition |
Specified Condition |
|---|---|---|
|
I72-5 (SPO+) or I6-2 - Body ground |
Always |
10 kΩ or higher |
|
I72-6 (SPO-) or I6-1 - Body ground |
Always |
10 kΩ or higher |
| NG |
|
REPAIR OR REPLACE HARNESS OR CONNECTOR |
|
|
33. |
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 |
|
| NG |
|
|
34. |
CHECK HARNESS AND CONNECTOR (STEREO COMPONENT AMPLIFIER ASSEMBLY OR SPEAKERS - BODY GROUND) |
(a) Disconnect the I54 stereo component amplifier assembly connector.
(b) Disconnect the I74 and I75 front No. 3 speaker assembly connectors.
(c) Disconnect the I6 and I7 front No. 2 speaker assembly connectors.
(d) Disconnect the M4 and N4 rear speaker assembly connectors.
(e) Disconnect the O71 rear No. 2 speaker assembly connector.
(f) Measure the resistance according to the value(s) in the table below.
Standard Resistance:
|
Tester Connection |
Condition |
Specified Condition |
|---|---|---|
|
I54-15 (FR+) or I74-4 (+TW) - Body ground |
Always |
10 kΩ or higher |
|
I54-30 (FR-) or I74-2 (-TW) - Body ground |
Always |
10 kΩ or higher |
|
I54-13 (FL+) or I75-4 (+TW) - Body ground |
Always |
10 kΩ or higher |
|
I54-28 (FL-) or I75-2 (-TW) - Body ground |
Always |
10 kΩ or higher |
|
I54-14 (TWR+) or I6-2 - Body ground |
Always |
10 kΩ or higher |
|
I54-29 (TWR-) or I6-1 - Body ground |
Always |
10 kΩ or higher |
|
I54-12 (TWL+) or I7-2 - Body ground |
Always |
10 kΩ or higher |
|
I54-27 (TWL-) or I7-1 - Body ground |
Always |
10 kΩ or higher |
|
I54-11 (RR+) or M4-2 - Body ground |
Always |
10 kΩ or higher |
|
I54-26 (RR-) or M4-1 - Body ground |
Always |
10 kΩ or higher |
|
I54-9 (RL+) or N4-2 - Body ground |
Always |
10 kΩ or higher |
|
I54-24 (RL-) or N4-1 - Body ground |
Always |
10 kΩ or higher |
|
I54-10 (WF1+) or O71-4 (WF1+) - Body ground |
Always |
10 kΩ or higher |
|
I54-25 (WF1-) or O71-3 (WF1-) - Body ground |
Always |
10 kΩ or higher |
|
I54-8 (WF2+) or O71-2 (WF2+) - Body ground |
Always |
10 kΩ or higher |
|
I54-23 (WF2-) or O71-1 (WF2-) - Body ground |
Always |
10 kΩ or higher |
| NG |
|
REPAIR OR REPLACE HARNESS OR CONNECTOR |
|
|
35. |
CHECK HARNESS AND CONNECTOR (FRONT NO. 1 SPEAKER ASSEMBLY OR FRONT NO. 3 SPEAKER ASSEMBLY - BODY GROUND) |
(a) Disconnect the K1 and L1 front No. 1 speaker assembly connectors.
(b) Disconnect the I74 and I75 front No. 3 speaker assembly connectors.
(c) Measure the resistance according to the value(s) in the table below.
Standard Resistance:
|
Tester Connection |
Condition |
Specified Condition |
|---|---|---|
|
K1-2 or I74-3 (+) - Body ground |
Always |
10 kΩ or higher |
|
K1-1 or I74-1 (-) - Body ground |
Always |
10 kΩ or higher |
|
L1-2 or I75-3 (+) - Body ground |
Always |
10 kΩ or higher |
|
L1-1 or I75-1 (-) - Body ground |
Always |
10 kΩ or higher |
| NG |
|
REPAIR OR REPLACE HARNESS OR CONNECTOR |
|
|
36. |
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 |
|
|
|
37. |
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
| NG |
|
|
|
38. |
INSPECT REAR SPEAKER ASSEMBLY |
(a) Remove the rear speaker assembly.
Click here
(b) Inspect the rear speaker assembly.
Click here
| NG |
|
|
|
39. |
INSPECT REAR NO. 2 SPEAKER ASSEMBLY |
(a) Remove the rear No. 2 speaker assembly.
Click here
(b) Inspect the rear No. 2 speaker assembly.
Click here
| NG |
|
|
|
40. |
REPLACE FRONT NO. 3 SPEAKER ASSEMBLY |
(a) Remove the front No. 3 speaker assembly.
Click here
(b) Inspect the front No. 3 speaker assembly.
Click here
(c) Clear the DTCs.
Body Electrical > Navigation System > Clear DTCs
(d) Recheck for DTCs and check that no DTCs are output.
Body Electrical > Navigation System > Trouble Codes
OK:
No DTCs are output.
| OK |
|
END |
| NG |
|
|
|