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:
Unlocking and locking the doors from the inside
◆ Door lock switches
1 Locks all the doors
2 Unlocks all the doors
◆ Inside lock buttons
1 Locks the door
2 Unlocks the door
The front doors can be opened by pulling the inside handle even if the lock buttons
are in the lock position.
...
Warning lights
Warning lights inform the driver of malfunctions in the indicated vehicle’s systems.
*1: Vehicles without a smart key system:
These lights turn on when the engine switch is turned to the “ON” position to indicate
that a system check is being performed. They will turn off after the engi ...
Optimal use of the multimedia system
On the “Sound Settings” screen, sound quality (Treble/Mid/ Bass), volume balance
can be adjusted.
How to adjust the sound settings and sound quality
1 2 3 Select “-” or “+” to adjust the treble, mid or bass to a level between
-5 and 5.
4 5 Select “Front” or “Rear” to adjus ...