Toyota Corolla (E120): Circuit description

The srs warning light is located on the combination meter.

When the srs is normal, the srs warning light lights up for approx. 6 Seconds after the ignition switch is turned from the lock position to on position, and then turns off automatically.

If there is a malfunction in the srs, the srs warning light lights up to inform the driver of the abnormality.

When terminals tc and cg of the dlc3 are connected, the dtc is displayed by blinking the srs warning light.

Wiring diagram

Inspection procedure

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    Hint: proceed with troubleshooting of each circuit in the table below. Symptom Suspect area When the ignition switch is in the on position, the srs warning light sometimes comes on after approximately 6 seconds.  Srs warning light ci ...