2010 Lexus Truck RX 350 AWD V6-3.5L (2GR-FE) B CODE Page 2668

(a) Reconnect the F58, F8 and F45 connectors.

(b) Clear the DTC See: Powertrain Management/Computers and Control Systems/Information Bus/Testing and Inspection/Reading and

Clearing Diagnostic Trouble Codes.

(c) Recheck for DTCs.

Result:

B -- REPLACE STEERING LOCK ECU (STEERING LOCK ACTUATOR ASSEMBLY)

A -- Continue to next step.

3. CHECK DTC OUTPUT (POWER MANAGEMENT CONTROL ECU)

(a) Reconnect the F37 connector.

(b) Disconnect the F8 connector.

(c) Clear the DTC See: Powertrain Management/Computers and Control Systems/Information Bus/Testing and Inspection/Reading and

Clearing Diagnostic Trouble Codes.

(d) Recheck for DTCs.

Result:

B -- REPLACE POWER MANAGEMENT CONTROL ECU See: Power and Ground Distribution/Power Distribution

Module/Service and Repair/Removal

A -- Continue to next step.

4. CHECK DTC OUTPUT (ID CODE BOX (IMMOBILISER CODE ECU))

(a) Reconnect the F8 connector.

(b) Disconnect the F45 connector.

(c) Clear the DTC See: Powertrain Management/Computers and Control Systems/Information Bus/Testing and Inspection/Reading and

Clearing Diagnostic Trouble Codes.

(d) Recheck for DTCs.

Result:

B -- REPLACE ID CODE BOX (IMMOBILISER CODE ECU)

A -- REPLACE CERTIFICATION ECU (SMART KEY ECU ASSEMBLY)

Up to 08/2009

NETWORKING: LIN COMMUNICATION SYSTEM: B2786: No Response from Steering Lock ECU

B2786 - No Response from Steering Lock ECU