Toyota Tundra (2015 year). Manual — part 117
Last Modified: 9-16-2014
6.6 J
Doc ID: RM0000019NG0WDX
Model Year: 2015
Model: Tundra
Prod Date Range: [08/2014 - ]
Title: NAVIGATION: NAVIGATION SYSTEM: AVC-LAN Circuit; 2015 MY Tundra [08/2014 - ]
AVC-LAN Circuit
DESCRIPTION
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
INSPECTION PROCEDURE
HINT:
The navigation receiver assembly is the master unit.
PROCEDURE
1.
INSPECT NAVIGATION RECEIVER ASSEMBLY
(a) for Column Shift Type:
(1) Remove the navigation receiver assembly with the
connector(s) still connected
.
(b) for Floor Shift Type:
(1) Remove the navigation receiver assembly with the
connector(s) still connected
.
NAVIGATION: NAVIGATION SYSTEM: AVC-LAN Circuit; 2015 MY...
A
OK
(c) 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
Result
RESULT
PROCEED TO
OK
A
NG (for Column Shift Type)
B
NG (for Floor Shift Type)
C
B
REPLACE NAVIGATION RECEIVER ASSEMBLY
C
REPLACE NAVIGATION RECEIVER ASSEMBLY
2.
CHECK HARNESS AND CONNECTOR (AVC-LAN CIRCUIT)
(a) Disconnect the J135 navigation receiver assembly connector.
(b) Disconnect the J141 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
J141-8 (TX+) - J135-7 (TX1+)
Always
Below 1 Ω
J141-7 (TX-) - J135-8 (TX1-)
Always
Below 1 Ω
J141-8 (TX+) - Body ground
Always
10 kΩ or higher
J141-7 (TX-) - Body ground
Always
10 kΩ or higher
NG
REPAIR OR REPLACE HARNESS OR CONNECTOR
NAVIGATION: NAVIGATION SYSTEM: AVC-LAN Circuit; 2015 MY...
3.
INSPECT MALFUNCTIONING PARTS
(a) Disconnect and reconnect each slave unit one by one until the master unit returns to normal
operation.
HINT:
Check all slave units.
If disconnecting a slave unit causes the master unit to return to normal operation, the slave unit is
defective and should be replaced.
OK:
Master unit returns to normal operation.
Result
RESULT
PROCEED TO
OK
A
NG (for Column Shift Type)
B
NG (for Floor Shift Type)
C
B
REPLACE NAVIGATION RECEIVER ASSEMBLY
C
REPLACE NAVIGATION RECEIVER ASSEMBLY
A
REPLACE MALFUNCTIONING PARTS
NAVIGATION: NAVIGATION SYSTEM: AVC-LAN Circuit; 2015 MY...
Last Modified: 9-16-2014
6.6 J
Doc ID: RM000002NNE18GX
Model Year: 2015
Model: Tundra
Prod Date Range: [08/2014 - ]
Title: NAVIGATION: NAVIGATION SYSTEM: Vehicle Speed Signal Circuit between Stereo Component Amplifier
and Combination Meter; 2015 MY Tundra [08/2014 - ]
Vehicle Speed Signal Circuit between Stereo Component Amplifier and Combination Meter
DESCRIPTION
The stereo component amplifier assembly receives a vehicle speed signal from the combination meter assembly
to control the ASL function.
HINT:
INSPECTION PROCEDURE
PROCEDURE
1.
CHECK COMBINATION METER ASSEMBLY (OUTPUT WAVEFORM)
NAVIGATION: NAVIGATION SYSTEM: Vehicle Speed Signal Circuit ...
Нет комментариевНе стесняйтесь поделиться с нами вашим ценным мнением.
Текст