Toyota Corolla (E120): 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 meter assy
- 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, and wait at least for 6 seconds.
- measure the voltage between sw and body ground.
Ok: voltage: above 8 v
3 Check instrument panel wire(airbag sensor assy center–combination meter assy)
- 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 airbag sensor assy center.
- measure the resistance between la and body ground.
Ok: resistance: 1mΩ or higher
Replace air bag sensor assy center
4 Check instrument panel wire(airbag sensor assy center–combination meter assy)
- For the connector (on the airbag sensor assy center side)
between the combination meter and the airbag sensor
assy center, measure the resistance between sw and
la.
Ok: resistance: below 1 Ω
Replace air bag sensor assy center
Srs warning light circuit malfunction (does not light
up, when ignition switch is turned to on)
Other materials:
Inspection procedure
1 Inspect dlc3 terminal voltage
Turn the ignition switch to on.
measure voltage between terminals 13 (tc) and 4 (cg) of
dlc3.
Ok:
voltage: 10 – 16 v
2 Check harness and connector(between cruise control ecu assy
and dlc3)
Check for open and short circuit in harness ...
Overhaul
Hint:
installation is in the reveres order of the removal. But the
installation is indicated only when it has a
point.
In the rh side, work in the same procedure as in the lh side.
1. Remove rear armrest assy lh
Using a screwdriver, remove the rear armrest.
Hint:
tape the s ...
PDA (Proactive driving assist)
When a detectable object
is detected, the
proactive driving assist
operates the brakes and
steering wheel to help prevent
the vehicle from
approaching too close to
the object.
WARNING
■For safe use
Driving safely is solely the responsibility
of the driver.
The proactive driving assist is
design ...