2010 Lexus Truck RX 350 AWD V6-3.5L (2GR-FE) B CODE Page 571

Disc/Amplifier/Service and Repair/Removal.

(b) Clear the DTCs See: Accessories and Optional Equipment/Navigation System/Testing and Inspection/Reading and Clearing

Diagnostic Trouble Codes/Navigation System (for DVD).

(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 See: Accessories and Optional Equipment/Navigation

System/Service and Repair/Navigation Receiver (for DVD)/Removal

OK -- END

From 08/2009

NAVIGATION / MULTI INFO DISPLAY: NAVIGATION SYSTEM (for DVD): B1593,B15D3: No Response from Stereo Component

Amplifier

B1593 - No Response from Stereo Component Amplifier

B15D3 - Stereo Component Amplifier Disconnectedn

DESCRIPTION

The display and navigation module display and stereo component amplifier assembly are connected by the MOST communication line.

When a MOST communication error occurs between the display and navigation module display and stereo component amplifier assembly, these

DTCs will be stored.

HINT

* *1: Even if no fault is present, this DTC may be stored depending on the battery condition or engine start voltage.

* The display and navigation module display is the master unit.

WIRING DIAGRAM

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.