Toyota Corolla (E120): Inspection procedure
1 Check door lock
- When the door does not operate manually, proceed to ”a”.
- when the door does not operate via the key, proceed to ”b”.


2 Inspect door lock control switch

- W/ power window: remove the power window regulator master switch assy.
- Inspect the master switch (door lock control switch) continuity, as shown in the illustration and table.
Standard:

- W/o power window: remove the door lock control switch.
- Inspect the door lock control switch continuity, as shown in the illustration and table.
Standard:



3 Check wire harness (switch integration relay)

- W/ power window:
disconnect the power window regulator master switch
assy and integration relay connectors.
W/o power window: disconnect the door lock control switch and integration relay connectors.
- check the continuity between the terminals of the power window regulator master switch assy or door lock control switch and integration relay connectors, as shown in the illustration and tables.
[W/ power window] standard (check for open):
![[W/o power window]](images/books/422/24/index.38.jpg)
[W/o power window] standard (check for open):


4 Inspect driver’s door lock
- Inspect the driver’s door lock key switch.
- inspect the driver’s door lock position switch.


5 Check wire harness (driver’s door lock integration relay)

- Disconnect the driver’s door lock and integration relay connectors.
- check the continuity between the terminals of the driver’s door lock and integration relay connectors, as shown in the illustration and table.
Standard (check for open):



Replace integration relay
Other materials:
Sound quality is bad only when cd is played(volume is
too low)
Inspection procedure
1 Replace cd with another and recheck
Replace the cd with another and recheck.
Check the installation condition of the radio receiver assembly.
Standard: malfunction disappear.
Check and replace radio receiver assy ...
Registering a Bluetooth® device
Before using the Bluetooth® audio/phone, it is necessary to register a Bluetooth®
device in the system. You can register up to 5 Bluetooth® devices.
How to register a Bluetooth® device
1 Press and select “Bluetooth*”
using .
2 Press and select “BT Pairing”
using .
A passkey w ...
Cd cannot be taken out
Wiring diagram
Inspection procedure
1 Check if radio auto–search functions properly
Check if the radio auto–search function properly.
Perform the auto–research of the radio and check that the
operation is normal.
Standard: malfunction disappear.
2 Press ”eject ...


