Perform a diagnostic system check .

Lexus IS250 IS220d GSE20 ALE20 SUPPLEMENTAL RESTRAINT SYSTEM

DTC output mode is set by connecting terminals TC and CG of the DLC3.

DTCs are displayed by blinking the SRS warning light.

DTC output mode is set by connecting terminals TC and CG of the DLC3.

DTCs are displayed by blinking the SRS warning light.

This circuit detects the manual cut off switch status.

The passenger airbag ON/OFF indicator comes on to inform the passengers of the front passenger airbag assembly, front passenger side knee airbag assembly and the front seat side airbag assembly (passenger side) status (activated or deactivated).

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The SRS warning light is located on the combination meter assembly.

When the SRS is normal, the SRS warning light comes on for approximately 6 seconds after the engine switch is turned from off to on (IG), and then goes off automatically.

If there is a malfunction in the SRS, the SRS warning light comes on to inform the driver of a problem.

The SRS warning light is located on the combination meter assembly.

When the SRS is normal, the SRS warning light comes on for approximately 6 seconds after the engine switch is turned from off to on (IG), and then goes off automatically.

If there is a malfunction in the SRS, the SRS warning light comes on to inform the driver of a problem.

The passenger side rear pretensioner squib circuit consists of the center airbag sensor assembly and the rear seat outer belt assembly (passenger side).

This circuit instructs the SRS to deploy when deployment conditions are met.

These DTCs are recorded when a malfunction is detected in the passenger side rear pretensioner squib circuit.

The driver side - side squib circuit consists of the center airbag sensor assembly and the front seat side airbag assembly (driver side).

This circuit instructs the SRS to deploy when deployment conditions are met.

These DTCs are recorded when a malfunction is detected in the driver side - side squib circuit.