Toyota Corolla (E170): Locking and unlocking the doors
Use the mechanical key in order to perform the following operations:
1 Locks all the doors 2 Unlocks the door
Turning the key rearward unlocks the driver’s door. Turning the key once again within 5 seconds unlocks the other doors.
Other materials:
Power steering
Preparation
Sst
Recomended tools
Equipment
Lubricant
Ssm
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Circuit description
When the ignition switch is turned on, battery positive voltage is applied to
the coilwhich closes the contacts
of the efi main relay (marked: efi) and supplies power to terminal +b of the ecm.
This signal causes current to flow to the coil, closing the contacts of the efi
relay and supplyin ...
How to proceed with troubleshooting
1 Vehicle brought to workshop
2 Customer problem analysis
3 Check and clear dtc
4 Problem symptom confirmation
Symptom does not occur (go to
step 5)
5 Symptom simulation
6 Dtc check
7 Dtc chart
8 Problem symptoms table
9 Circuit inspection
10 Confirmation test
End
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