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Toyota Corolla Repair Manual: Circuit description

The microphone of the grass breakage sensor is built in the security indicator. When this microphone senses breakage of grass, the grass breakage sensor ecu sends the signal of this breakage to the tvip ecu.

Wiring diagram

Inspection procedure

Glass breakage sensor circuit
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Inspection procedure
1 Check security indicator light Set the system in 30 seconds after filliping the security indicator to check if the alarm is triggered. 2 Check glass breakage sensor ecu (glass breakage ...

Other materials:

Diagnosis system
Description  when troubleshooting obd ii vehicles, the only difference from the usual troubleshooting procedure is that you need to connect an obd ii scan tool complying with sae j1987 or a handheld tester to the vehicle, and read off various data output from the vehicles e ...

Inspection procedure
1 Check connector Disconnect the negative () terminal cable from the battery, and wait at least for 90 seconds.  check the connection of the combination meter connector and the airbag sensor assy center connectors. Ok: the connectors are connected. 2 Check combination me ...

Inspection procedure
1 Inspect parking brake switch circuit Check for open and short circuit in parking brake switch circuit 2 Inspect brake fluid level warning switch circuit Check the brake fluid level in reservoir.  check for open and shot circuit in brake fluid level warning switch circuit ...

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