DESCRIPTION
Each unit of the navigation system connected to the AVC-LAN (communication bus) transmits switch signals via AVC-LAN communication.
If a short to +B or short to ground occurs in the AVC-LAN, the navigation system will not function normally because communication is not possible.
WIRING DIAGRAM
CAUTION / NOTICE / HINT
HINT:
The navigation receiver assembly is the master unit.
PROCEDURE
1. |
INSPECT NAVIGATION RECEIVER ASSEMBLY |
(a) Remove the navigation receiver assembly (See page
|
|
(b) Measure the resistance according to the value(s) in the table below.
Standard Resistance:
Tester Connection |
Condition |
Specified Condition |
---|---|---|
7 (TX1+) - 8 (TX1-) |
Always |
60 to 80 Ω |
*a |
Component without harness connected (Navigation Receiver Assembly) |
NG | ![]() |
REPLACE NAVIGATION RECEIVER ASSEMBLY |
|
2. |
CHECK HARNESS AND CONNECTOR (AVC-LAN CIRCUIT) |
(a) Disconnect the E40 navigation receiver assembly connector.
(b) Disconnect the E14 stereo component amplifier assembly connector.
(c) Measure the resistance according to the value(s) in the table below.
Standard Resistance:
Tester Connection |
Condition |
Specified Condition |
---|---|---|
E14-8 (TX+) - E40-7 (TX1+) |
Always |
Below 1 Ω |
E14-7 (TX-) - E40-8 (TX1-) |
Always |
Below 1 Ω |
E14-8 (TX+) - Body ground |
Always |
10 kΩ or higher |
E14-7 (TX-) - Body ground |
Always |
10 kΩ or higher |
NG | ![]() |
REPAIR OR REPLACE HARNESS OR CONNECTOR |
|
3. |
INSPECT MALFUNCTIONING PARTS |
(a) Disconnect and reconnect each slave unit one by one until the master unit returns to normal.
HINT:
OK:
Master unit returns to normal.
OK | ![]() |
REPLACE MALFUNCTIONING PARTS |
NG | ![]() |
REPLACE NAVIGATION RECEIVER ASSEMBLY |
Installation
INSTALLATION
PROCEDURE
1. INSTALL SHIFT LEVER ASSEMBLY
NOTICE:
Check that the park/neutral position switch and the shift lever are in neutral.
(a) Slide the slider of the transmission control cable in the direction
indicated by the arrow an ...
Removal
REMOVAL
PROCEDURE
1. RECOVER REFRIGERANT FROM REFRIGERATION SYSTEM
2. DISCHARGE FUEL SYSTEM PRESSURE
3. PLACE FRONT WHEELS FACING STRAIGHT AHEAD
4. REMOVE FRONT WHEELS
5. DISCONNECT CABLE FROM NEGATIVE BATTERY TERMINAL
NOTICE:
When disconnecting ...
Diagnostic Trouble Code Chart
DIAGNOSTIC TROUBLE CODE CHART
NOTICE:
Turn the ignition switch off before removing any parts.
HINT:
If no malfunction is found when inspecting parts, inspect the skid control
ECU and ground points for poor connections.
If a trouble code is ...