2010 Lexus Truck RX 350 AWD V6-3.5L (2GR-FE) B CODE Page 502

(c) Recheck for DTCs and check if the same DTC is output again.

OK:

No DTCs are output.

NG -- REPLACE DISPLAY AND NAVIGATION MODULE DISPLAY

OK -- END

Up to 08/2009

NAVIGATION / MULTI INFO DISPLAY: NAVIGATION SYSTEM (for HDD): B1596,B1563: No Response from Remote Touch

B1596 - No Response from Remote Touch

B1563 - Remote Touch Disconnected

DESCRIPTION

The display and navigation module display and remote touch are connected by the MOST communication line.

When a MOST communication error occurs between the display and navigation module display and remote touch, these DTCs will be stored.

HINT

For the MOST network, the display and navigation module display is the master unit.

WIRING DIAGRAM

INSPECTION PROCEDURE

NOTICE:

Inspect the fuses for circuits related to this system before performing the following inspection procedure.

PROCEDURE

1. CHECK OPTIONAL COMPONENTS (INCLUDING ASSOCIATED WIRING)

(a) Check for optional components.

(1) Check that optional components (including associated wiring) which generate radio waves are not installed.