2010 Lexus Truck RX 350 AWD V6-3.5L (2GR-FE) B CODE Page 146

NG -- REPAIR OR REPLACE HARNESS OR CONNECTOR

OK -- REPLACE REMOTE OPERATION BOARD See: Accessories and Optional Equipment/Navigation System/Navigation

Display/Service and Repair/Removal and Replacement/Multi Info Display/Removal

1. CHECK MOST COMMUNICATION CONNECTORS

(a) Check the MOST communication line connectors.

(1) Check if the MOST communication line connector between the radio receiver assembly and stereo component amplifier assembly

have any connection problems See: Accessories and Optional Equipment/Antitheft and Alarm Systems/Diagrams/Diagnostic

Aids/How To Troubleshoot ECU Controlled Systems/Electronic Circuit Inspection Procedure.

(b) Display the "MOST Line Check" screen and check the result See: Accessories and Optional Equipment/Navigation System/Testing

and Inspection/Reading and Clearing Diagnostic Trouble Codes/Navigation System (for HDD).

Result:

HINT

When the malfunction in the MOST network is repaired, the screen cannot be changed to the "MOST Line Check" screen.

B -- END

A -- Continue to next step.

2. CHECK HARNESS AND CONNECTOR (WAKE-UP SIGNAL)

(a) Disconnect the O15 stereo component amplifier assembly connector.

(b) Measure the voltage according to the value(s) in the table below.

Standard Voltage:

Text in Illustration

NG -- CHECK HARNESS AND CONNECTOR

OK -- REPLACE STEREO COMPONENT AMPLIFIER ASSEMBLY See: Accessories and Optional Equipment/Radio, Stereo,

and Compact Disc/Amplifier/Service and Repair/Removal

1. CHECK HARNESS AND CONNECTOR

(a) Disconnect the O15 stereo component amplifier assembly connector.