Toyota Corolla (E120) 2002–2008 Repair Manual / Engine control system
Toyota Corolla (E120): Engine control system
Other materials:
Headlight switch
The headlights can be operated
manually or automatically.
Operating instructions
Operating theswitch
turns on the lights as follows:
For the U.S.A.
The headlights, daytime
running lights and
all the lights listed below turn
on and off automatically.
The side marker,
parking,
LED ac ...
Inspection procedure
1 Inspect ecm(+b voltage)
Turn the ignition switch on.
measure the voltage between the terminals of the e4 and
e6 ecm connectors.
Standard:
2 Check harness and connector(ecm – body ground)
Disconnect the e4 ecm connector.
check the resistance between the wire ...
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 ...