Toyota Camry (XV70): GPS Antenna Connection Malfunction(short) (B15C0,B15C1)
DESCRIPTION
These DTCs are stored when a malfunction occurs in the navigation antenna assembly.
|
DTC No. | Detection Item |
DTC Detection Condition | Trouble Area |
|---|---|---|---|
|
B15C0 | GPS Antenna Connection Malfunction(short) |
Navigation antenna malfunction |
|
| B15C1 |
GPS Antenna Connection Malfunction(break) |
Navigation antenna power source malfunction |
|
WIRING DIAGRAM
CAUTION / NOTICE / HINT
NOTICE:
- When replacing the navigation ECU, always replace it with a new one. If a navigation ECU which was installed to another vehicle is used, the following may occur:
- A communication malfunction DTC may be stored.
- The navigation ECU may not operate normally.
PROCEDURE
|
1. | CHECK DTC |
(a) Clear the DTCs.
Body Electrical > Navigation System > Clear DTCs(b) Recheck for DTCs and check that no DTCs are output.
Body Electrical > Navigation System > Trouble CodesOK:
No DTCs are output.
| OK | .gif) |
USE SIMULATION METHOD TO CHECK |
|
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| 2. |
INSPECT ANTENNA CORD SUB-ASSEMBLY (for Front Side) |
(a) Remove the antenna cord sub-assembly (for Front Side).
Click here
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(b) Measure the resistance according to the value(s) in the table below.
Standard Resistance:
|
Tester Connection | Condition |
Specified Condition |
|---|---|---|
|
A-3 - B-3 | Always |
Below 1 Ω |
|
A-3a - B-3a | Always |
Below 1 Ω |
|
A-3 or B-3 - Body ground |
Always | 10 kΩ or higher |
|
*a | Component without harness connected (Antenna Cord Sub-assembly (for Front Side)) |
|
*a | Component without harness connected (Antenna Cord Sub-assembly (for Front Side)) |
| NG | | REPLACE ANTENNA CORD SUB-ASSEMBLY (for Front Side) |
|
| 3. |
INSPECT ANTENNA CORD SUB-ASSEMBLY (for Navigation Antenna) |
(a) Remove the antenna cord sub-assembly (for Navigation Antenna).
Click here
(b) Measure the resistance according to the value(s) in the table below.
Standard Resistance:
|
Tester Connection | Condition |
Specified Condition |
|---|---|---|
|
C-3 - D-1 | Always |
Below 1 Ω |
|
C-3a - D-1a | Always |
Below 1 Ω |
|
C-3 or D-1 - Body ground |
Always | 10 kΩ or higher |
|
*a | Component without harness connected (Antenna Cord Sub-assembly (for Navigation Antenna)) |
|
*a | Component without harness connected (Antenna Cord Sub-assembly (for Navigation Antenna)) |
| NG | | REPLACE ANTENNA CORD SUB-ASSEMBLY (for Navigation Antenna) |
|
| 4. |
INSPECT NAVIGATION ANTENNA ASSEMBLY |
(a) Remove the navigation antenna assembly.
Click here
(b) Inspect the navigation antenna assembly.
Click here
| OK | | REPLACE NAVIGATION ECU |
| NG | | REPLACE NAVIGATION ANTENNA ASSEMBLY |
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