Toyota Corolla (E120): Inspection procedure
1 Check source voltage
- Measure the voltage of the battery.
Ok: voltage: 10 – 14 v


2 Check air bag sensor assy center
- Disconnect the negative (–) terminal cable from the battery, and wait at least for 90 seconds.
- disconnect the connectors from the airbag sensor assy center.
- connect the negative (–) terminal cable to the battery, and wait at least for 2 seconds.
- turn the ignition switch to on.
- check srs warning light light up in the combination meter assy.
Ok: not srs warning light light up


3 Check wire harness(combination meter assy – airbag sensor assy center)

- Turn the ignition switch to lock.
- disconnect the negative (–) terminal cable from the battery, and wait at least for 90 seconds.
- disconnect the connector from the combination meter.

- Connect the negative (–) terminal cable to the battery, and wait at least for 2 seconds.
- turn the ignition switch to on.
- for the connector (on the airbag sensor assy center side)
between the airbag sensor assy center and the combination
meter, measure the voltage between la and body
ground.
Ok: voltage: below 1 v


Repair or replace combination meter assy or wire harness between combination meter assy and battery
Other materials:
Drive shaft / propeller shaft
Preparation
Sst
Recomended tools
Equipment
Lubricant
...
Seat belt pretensioners (front seats)
The pretensioners help the seat belts to quickly restrain the occupants by retracting
the seat belts when the vehicle is subjected to certain types of severe frontal
or side collision.
The pretensioners do not activate in the event of a minor frontal impact, a minor
side impact, a rear impact ...
Toyota Safety Sense 3.0 software
update
It is necessary to enter a
connected services contract,
provided by Toyota, to
use these functions. For
details, contact your Toyota
dealer.
WARNING
■For safe use
When the Toyota Safety Sense
3.0 software is updated, the operating
methods of functions may
change. Using this system without
knowing ...


