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Toyota Corolla Repair Manual: Circuit description

The airbag sensor assy center consists of a airbag sensor assy center, safing sensor, drive circuit, diagnosis circuit and ignition control, etc.

It receives signals from the airbag sensor, judges whether or not the srs must be activated, and detects diagnosis system malfunction.

Dtc b1100/31 is recorded when occurrence of a malfunction in the airbag sensor assy center is detected.

Inspection procedure

Inspection procedure

Hint

: when a malfunction code other than code b1100/31 is displayed at the same time, first repair the malfunction indicated by the malfunction code other than code b1100/31.

Airbag sensor assy malfunction
Dtc b1100/31 airbag sensor assy malfunction ...

Inspection procedure
1 Check voltage at ig2 of airbag sensor assy center Disconnect the negative () terminal cable from the battery, and wait at least for 90 seconds.  disconnect the connector of the air ...

Other materials:

Calling the message sender
Calls can be made to an e-mail/SMS/MMS message sender's phone number. 1 Display the Message Inbox screen. 2 Select the desired message. 3 Select . 4 Check that the Call screen is displayed. ■ Calling from a number within a message Calls can be made to a number identified in a me ...

Removal and installation of fuel control parts
Place for removing and installing of fuel system parts  work in a place with good air ventilation and without anything flammable such as welder, grinder, drill, electric motor or stove in the surroundings.  Never work in a place such as a pit or nearby a pit, as there is a ...

Rear speaker assy
Replacement Hint: components: 1. Remove rear door opening trim rh 2. Remove rear door opening trim lh 3. Remove bench type rear seat cushion assy( or 728) 4. Remove rear seat back assy (fixed type rear seat) 5. Remove rear seat back assy (separated type rear seat) 6. Remove rear seat side g ...

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