Thursday, November 26, 2020

2010 Lexus Truck RX 350 AWD V6-3.5L (2GR-FE) B CODE Page 946


Result:



HINT



* DTCs indicating communication errors will be changed to DTCs indicating errors in initialization by turning the engine switch



off and then to on (IG) again.



* Codes other than DTC B1622, B1623, B1632, B1633, B1642, B1643, and 81 may be output at this time, but they are not related



to this check.



E -- 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



D -- CHECK SIDE AIRBAG SENSOR RH



C -- CHECK CONNECTORS



B -- CHECK CONNECTORS



A -- Continue to next step.



2. CHECK PAST DTC



(a) Turn the engine switch on (IG), and wait for at least 60 seconds.



(b) Check for past DTCs See: Restraints and Safety Systems/Air Bag Systems/Testing and Inspection/Reading and Clearing Diagnostic



Trouble Codes/DTC Check / Clear.



Result:



HINT



Codes other than past DTC B1622 and B1632 may be output at this time, but they are not related to this check.



C -- CHECK SIDE AIRBAG SENSOR RH



B -- CHECK CONNECTORS



A -- Continue to next step.



3. CHECK CONNECTORS



(a) Turn the engine switch off.



(b) Disconnect the cable from the negative (-) battery terminal.



NOTICE:



Wait at least 90 seconds after disconnecting the cable from the negative (-) battery terminal to disable the SRS system.



(c) Check that the connectors are properly connected to the center airbag sensor assembly, side airbag sensor RH and rear airbag sensor



RH.



OK:



The connectors are properly connected.



HINT



If the connectors are not connected securely, reconnect the connectors and proceed to the next inspection.



(d) Disconnect the connectors from the center airbag sensor assembly, side airbag sensor RH and rear airbag sensor RH.

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