Tuesday, January 7, 2020

2010 Lexus Truck RX 350 AWD V6-3.5L (2GR-FE) B CODE Page 378


PROCEDURE



1. CHECK DTC OUTPUT



(a) Clear the DTCs See: Accessories and Optional Equipment/Antitheft and Alarm Systems/Testing and Inspection/Reading and



Clearing Diagnostic Trouble Codes/Engine Immobiliser System.



(b) Recheck for DTCs See: Accessories and Optional Equipment/Antitheft and Alarm Systems/Testing and Inspection/Reading and



Clearing Diagnostic Trouble Codes/Engine Immobiliser System.



OK:



DTC B279C is not output.



NG -- REPLACE ECM See: Powertrain Management/Computers and Control Systems/Engine Control Module/Service and



Repair/Removal



OK -- USE SIMULATION METHOD TO CHECK See: Accessories and Optional Equipment/Antitheft and Alarm



Systems/Diagrams/Diagnostic Aids/How To Troubleshoot ECU Controlled Systems/How To Proceed With Troubleshooting



Up to 08/2009



THEFT DETERRENT / KEYLESS ENTRY: SMART ACCESS SYSTEM WITH PUSH-BUTTON START (for Start Function):



B2286,P0335: Runnable Signal Malfunction



B2286 - Runnable Signal Malfunction



P0335 - Crankshaft Position Sensor Circuit Malfunction (NE Signal)



DESCRIPTION



The power management control ECU receives an engine speed signal and information that indicates whether the engine is running or not. It receives



the engine speed signal from the ECM via a direct line, and the information about whether the engine is running is received from the ECM via CAN.



If the information sent using these 2 methods is inconsistent, these DTCs will be stored.



WIRING DIAGRAM



INSPECTION PROCEDURE



NOTICE:



* When the power management control ECU is replaced with a new one and the cable from the negative (-) battery terminal is



connected, the power source mode becomes the on (IG) mode. When the battery is removed and reinstalled, the power source

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