DESCRIPTION Each unit of the navigation system connected to the AVC-LAN (communication bus) transfers the switch signals using the AVC-LAN. 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
![]() (a) for Column Shift Type: (1) Remove the navigation receiver assembly with the connector(s) still connected (See page
(b) for Floor Shift Type: (1) Remove the navigation receiver assembly with the connector(s) still connected (See page
(c) Measure the resistance according to the value(s) in the table below. Standard Resistance:
(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:
(a) Disconnect and reconnect each slave unit one by one until the master unit returns to normal operation. HINT:
OK: Master unit returns to normal operation. Result
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Toyota Tundra Service Manual > Radio Receiver(for Column Shift Type): Installation
INSTALLATION PROCEDURE 1. INSTALL STEREO COMPONENT TUNER ASSEMBLY (w/ Satellite Radio) 2. INSTALL NO. 2 RADIO RECEIVER BRACKET (a) w/o Satellite Radio: Install the No. 2 radio receiver bracket with the 3 bolts. Torque: 3.5 N·m {36 kgf·cm, 31 in·lbf} (b) w/ Satellite Radio: Install the No. 2 radio ...