Inspection Procedure

WARNING: This page is about a different car, the 2008 Lexus IS F. However, it is still accessible from the selected car via links, so may be relevant.

CHECK REAR AIRBAG SENSOR RH

Turn the engine switch off.
Disconnect the cable from the negative (-) battery terminal, and wait for at least 90 seconds.
Interchange the rear airbag sensor LH with RH and connect the connectors.
Connect the cable to the negative (-) battery terminal
Turn the engine switch on (IG), and wait for at least 60 seconds.
Clear the DTCs stored in the memory (See DTC CHECK / CLEAR ).
Turn the engine switch off.
Turn the engine switch on (IG), and wait for at least 60 seconds

Check for DTCs (See DTC CHECK / CLEAR ).

Fig 1: Identifying DLC3 Connector Terminals

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Result

RESULT CHART

Result	Proceed to
DTC B1630/23 and B1635/24 are not output	A
DTC B1635/24 is output	B
DTC B1630/23 is output	C

HINT.

Codes other than DTC B1630/23 and B1635/24 may be output at this time, but they are not related to this check.

B: REPLACE CENTER AIRBAG SENSOR ASSEMBLY (See REMOVAL )

C: REPLACE REAR AIRBAG SENSOR RH (See REMOVAL )

A: USE SIMULATION METHOD TO CHECK (See DIAGNOSIS SYSTEM )