Sunday, February 10, 2019

2010 Lexus Truck RX 350 AWD V6-3.5L (2GR-FE) Page 832


B1618/84 - Front Airbag Sensor LH Initialization Incomplete



DESCRIPTION



The front airbag sensor LH circuit consists of the center airbag sensor assembly and front airbag sensor LH.



The front airbag sensor LH detects impacts to the vehicle and sends signals to the center airbag sensor assembly to determine if the airbag should be



deployed.



These DTCs are recorded when a malfunction is detected in the front airbag sensor LH circuit.



WIRING DIAGRAM



INSPECTION PROCEDURE



PROCEDURE



1. 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 and front airbag sensor LH. Also check that the



connectors that link the engine room main wire and instrument panel wire are properly connected.



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 and front airbag sensor LH. Also disconnect the connectors that link



the engine room main wire and instrument panel wire.



(e) Check that the terminals of connectors are not damaged.



OK:



The terminals are not deformed or damaged.



NG -- REPLACE WIRE HARNESS



OK -- Continue to next step.

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