Toyota Corolla Repair Manual: Srs warning light circuit malfunction (always light up, when dtc is not output)

Inspection procedure

1 Prepare for inspection Disconnect the negative (–) terminal cable from the battery, and wait at least for 90 seconds.  remove the horn button assy .  disconnect the connector of ...

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 positio ...

Other materials:

Terminals of ecu
1. Inspect integration relay Disconnect the connector and check the continuity of each terminal of the disconnected connector. Standard : If the result is not as specified, the vehicle’s side may malfunction. Reconnect the connector and check each terminal. Standard: If th ...

How to proceed with troubleshooting
1 Vehicle brought to workshop 2 Customer problem analysis 3 Check and clear dtc 4 Problem symptom confirmation Symptom does not occur (go to step 5) 5 Symptom simulation 6 Dtc check 7 Dtc chart 8 Problem symptoms table 9 Circuit inspection 10 Confirmation test End ...

Inspection procedure
1 Check p/t squib(rh) circuit(airbag sensor assy center – front seat outer belt assy rh) Disconnect the negative (–) terminal cable from the battery, and wait at least for 90 seconds.  disconnect the connectors between the airbag sensor assy center and the seat belt pretensioner ...