Toyota Corolla (E120) 2002–2008 Repair Manual / Diagnostics / Sfi system / Mil circuit / Inspection procedure
Toyota Corolla (E120): Inspection procedure
Hint
: troubleshoot each trouble symptom in accordance with the chart below.
1 Clear dtc
- Connect the hand–held tester or the obd ii scan tool to the dlc 3.
- turn the ignition switch on and push the hand–held tester or the obd ii scan tool main switch on.
- read the dtc .
- clear the dtc .
- check that mil is not illuminated.
Standard: mil is not illuminated
2 Check harness and connector(check for short in wire harness)
- Disconnect the e6 ecm connector.
- turn the ignition switch on.
- check that mil is not illuminated.
Standard: mil is not illuminated
- reconnect the ecm connector.
Check and repair harness and connector (combination meter – ecm)
3 Check that mil is illuminated
- Check that mil is illuminated when turning the ignition switch on.
Standard: mil is illuminated
4 Inspect combination meter assy (mil circuit)
- See the combination meter troubleshooting on page
Check and repair harness and connector (combination meter – ecm)
Other materials:
Overhaul
1. Drain clutch fluid
2. Disconnect clutch release cylinder to flexible hose tube
Using sst, disconnect the flexible hose tube.
Sst 09023–00100
Hint:
use a container to catch the fluid.
3. Remove clutch release cylinder assy
Remove the 3 bolts, clutch release cylinder assy ...
Fuel
Service data
Torque specification
Emission control
Service data
...
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 ...