Toyota Corolla (E120) 2002–2008 Repair Manual / Diagnostics / Wireless door lock control system / How to proceed with troubleshooting
Toyota Corolla (E120): How to proceed with troubleshooting
Hint
:
- troubleshooting of the wireless door lock control system is based on the premise that the power door lock system is operating normally. Therefore, before troubleshooting the wireless door lock control system, first make certain that the the power door lock system is operating normally.
- Use this procedure to troubleshoot the wireless door lock control system.
1 Vehicle brought to workshop

2 Customer problem analysis check and symptom check

3 Problem symptoms table
- If the fault is not listed on the problem symptoms table, proceed to a.
- if the fault is listed on the problem symptoms table, proceed to b.


4 Overall analysis and troubleshooting
- Terminals of ecu
- on–vehicle inspection
5 Adjust, repair or replace

6 Confirmation test

End
Customer problem analysis check

Location

Other materials:
Speaking on the phone
The following screen is displayed when speaking on the phone.
To adjust the call volume
Select “-” or “+”. You can also adjust the volume using the steering switches
or the volume knob.
To prevent the other party from hearing your voice
Select “Mute”.
Inputting tones
When using ...
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 ...
Fuel system
Precaution
1. Before working on fuel system, disconnect negative (–) terminal cable
from
battery
2. Do not smoke or work near an open flame when working on fuel system
3. Keep gasoline away from rubber or leather parts
4. Work for prevent gasoline from spilling out
Remove the rear s ...


