Toyota Sienna Quiz
Supplemental restraint system

Problem symptoms table

In this manual: Supplemental restraint system
Introduction — 55Service specifications — 7Maintenance — 7Engine — 264U151e automatic transaxle — 108Transfer — 19Propeller shaft — 8Drive shaft — 14Differential — 16Axle — 18Suspension — 37Tire and wheel — 54Brake control — 141Parking brake — 16Steering Column — 11Power steering — 18Air conditioning — 106Supplemental restraint system — 146Seat belt — 22Theft deterrent — 14Engine immobiliser — 17Cruise control — 65Lighting — 61Wiper and washer — 13Door lock — 42Meter — 28Audio / visual — 94Navigation — 108Park assist / monitoring — 33Horn — 5Garage door opener — 42GR-FE Engine control system — 126Supplemental restraint system — 147Other system — 14Windshield / windowglass — 43Mirror — 23Instrument panel — 6Seat belt — 22Seat — 92Engine hood / door — 104Exterior — 39Interior — 5Sliding roof — 9Multiplex communication — 18Can communication — 23
~1min read

HINT: Proceed to the troubleshooting for each circuit in the table below.

AIRBAG SYSTEM

Symptom

Suspected Area
The SRS warning light goes off after the primary check, but then comes on. SRS Warning Light Remains ON
When the ignition switch is turned to the ON position, the SRS warning light sometimes remains on even after approximately 6 seconds. SRS Warning Light Remains ON
The SRS warning light always comes on even when no DTC is output. SRS Warning Light Remains ON
When the ignition switch is turned to the ON position, the SRS warning light does not come on. SRS Warning Light does not Come ON
Although the SRS warning light operates normally, a DTC or a normal system code is not displayed. Diagnosis Circuit
Although terminals TC and CG are not connected, a DTC or normal system code is displayed. Diagnosis Circuit

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