Toyota Corolla (E120): Circuit description
The door courtesy switch turns on when the door is opened and off when the door is closed.
Wiring diagram

Other materials:
How to proceed with troubleshooting
The hand–held tester can be used at step 3, 4, 6, 9.
1 Vehicle brought to workshop
2 Customer problem analysis
3 Connect the obd ii scan tool or hand–held tester to dlc3
4 Check and clear dtc and freeze frame data
5 Visual inspection
6 Setting the check mode diagnosis
7 Proble ...
Menu list of the Bluetooth® audio/phone
To enter a menu, press and navigate
menus by using :
*: Bluetooth is a registered trademark of Bluetooth SIG, Inc.
■Bluetooth® audio/phone system functions
Depending on the Bluetooth® device, certain functions may not be available. ...
Emission inspection and maintenance (I/M) programs
Some states have vehicle emission inspection programs which include OBD (On
Board Diagnostics) checks. The OBD system monitors the operation of the emission
control system.
If the malfunction indicator lamp comes on
The OBD system determines that a problem exists somewhere in the emission cont ...


