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:

Circuit description
The throttle position sensor is mounted in the throttle body and detects the throttle valve opening angle. When the throttle valve is fully closed, a voltage of approximately 0.3 To 1.0 V is applied to terminal vta of the ecm. The voltage applied to terminal vta of the ecm increases in pro ...

Turning on the high beam headlights
1 With the headlights on, push the lever away from you to turn on the high beams. Pull the lever toward you to the center position to turn the high beams off. 2 Pull the lever toward you and release it to flash the high beams once. You can flash the high beams with the headlights on or off. &# ...

How to proceed with troubleshooting
1 Vehicle brought to workshop 2 Customer problem analysis 3 Check and clear dtcs and freeze frame data 4 Problem symptom confirmation Symptom does not occur: go to step 5 Symptom occurs: go to step 6 5 Symptom simulation 6 Dtc check There is no output: go to step 7 There is outp ...