Toyota Corolla (E120): Terms
Other materials:
Circuit description
The vapor pressure sensor, vsv for canister closed valve (ccv), vsv for
pressure switching valve are used
to detect abnormalities in the evaporative emission control system.
The ecm decides whether there is an abnormality in the evaporative emission
control system based on the
vapor pressur ...
Outside vehicle
General maintenance
Performing these maintenance checks on the vehicle in the owner’s
responsibility. The owner may
perform the maintenance or take the vehicle to a service center.
Check the parts of the vehicle described below on a daily basis. In most cases,
special tool are not
requir ...
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 ...


