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:
Shift lock system (atm)
On–vehicle inspection
1. Check shift lock operation
shift the shift lever to p position.
turn the ignition switch to lock.
check that the shift lever cannot be shifted to any other
positions other than p.
turn the ignition switch to on, depress the brake pedal ...
Confirmation driving pattern
Connect the hand–held tester or the obd ii scan tool to the dlc3.
record dtcs and the freeze frame data.
set the check mode using the hand–held tester .
read the value on the misfire counter for each cylinder when
idling. If the value is displayed on the
misfire c ...
Inspection procedure
1 Prepare for inspection
Disconnect the negative (–) terminal cable from the battery, and wait at
least for 90 seconds.
remove the horn button assy .
disconnect the connector of the instrument panel passenger airbag assy
.
disconnect the connector of the front sea ...