2010 Lexus Truck RX 350 AWD V6-3.5L (2GR-FE) B CODE Page 545

5. INSPECT TELEPHONE AND GPS ANTENNA CORDS (NO. 2 INSTRUMENT PANEL WIRE)

(a) Disconnect the No. 2 instrument panel wire (antenna cord sub-assembly) connector from the DCM (Telematics Transceiver).

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

Standard Resistance:

Text in Illustration

NG -- REPLACE NO. 2 INSTRUMENT PANEL WIRE (ANTENNA CORD SUB-ASSEMBLY)

OK -- Continue to next step.

6. REPLACE TELEPHONE AND GPS ANTENNA ASSEMBLY

(a) Replace the telephone and GPS antenna assembly with a normal one and check if the same problem occurs again See: Accessories

and Optional Equipment/Antenna/Antenna, Phone/Service and Repair/Telephone and GPS Antenna/Removal.

OK:

The system returns to normal.

NG -- REPLACE DCM (TELEMATICS TRANSCEIVER)

OK -- END

7. REPLACE DCM (TELEMATICS TRANSCEIVER)

(a) Replace the DCM (Telematics Transceiver) See: Accessories and Optional Equipment/Emergency Contact Module/Service and

Repair/Removal.

NOTICE:

* The engine switch must be off.

* Do not swap the DCM (Telematics Transceiver) with one from another vehicle.

NEXT -- PERFORM DCM ACTIVATION See: Accessories and Optional Equipment/Emergency Contact Module/Testing and

Inspection/Scan Tool Testing and Procedures/DCM Activation

Up to 08/2009

NAVIGATION / MULTI INFO DISPLAY: NAVIGATION SYSTEM (for DVD): B1581: Remote Touch Initializing Malfunction

B1581 - Remote Touch Initializing Malfunction

DESCRIPTION

This DTC is stored when the remote touch cannot perform switch knob position initialization.