Navigation System Avc-Lan Circuit Between Multi-Display And Television Camera Ecu
DESCRIPTION
WIRING DIAGRAM
INSPECTION PROCEDURE
CHECK WIRE HARNESS (TELEVISION CAMERA ECU - MULTI-DISPLAY)
NAVIGATION SYSTEM - AVC-LAN Circuit between Multi-display and Television Camera ECU |
DESCRIPTION
Each unit of the rear view monitor system connected to the AVC-LAN (communication bus) communicates by transferring the signals from each switch.When +B and GND shorts occur in the AVC-LAN, the rear view monitor system will not function normally as communication is discontinued.
WIRING DIAGRAM
INSPECTION PROCEDURE
| 1.CHECK WIRE HARNESS (TELEVISION CAMERA ECU - MULTI-DISPLAY) |
Disconnect the L64 ECU connector.
Disconnect the L46 multi-display connector.
Measure the resistance of the wire harness side connectors.
- Standard resistance:
Tester Connection
| Condition
| Specified Condition
|
L64-29 (TX+) - L46-18 (TX2+)
| Always
| Below 1 Ω
|
L64-30 (TX+) - L46-19 (TX2+)
| Always
| Below 1 Ω
|
L64-29 (TX+) - Body ground
| Always
| 10 kΩ or higher
|
L64-30 (TX+) - Body ground
| Always
| 10 kΩ or higher
|
| | REPAIR OR REPLACE HARNESS AND CONNECTOR |
|
|
| OK |
|
|
|
| PROCEED TO NEXT CIRCUIT INSPECTION SHOWN IN PROBLEM SYMPTOMS TABLE |
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