Toyota Corolla (E120) 2002–2008 Repair Manual / Emission control / Cylinder block assy
Toyota Corolla (E120): Cylinder block assy
Other materials:
Outer rear view mirror assy lh
Replacement
Hint:
installation is according to the reverse order of the removal.
In the rh side, work in the same procedure as in the lh side.
1. Remove front armrest assy lh
2. Remove power window regulator master switch assy (w/ power window)
3. Remove front armrest base panel upper ...
Circuit description
When the ignition switch is turned on, battery positive voltage is applied to
the coilwhich closes the contacts
of the efi main relay (marked: efi) and supplies power to terminal +b of the ecm.
This signal causes current to flow to the coil, closing the contacts of the efi
relay and supplyin ...
Inspection procedure
1 Check source voltage
Measure the voltage of the battery.
Ok:
voltage: 10 – 14 v
2 Check air bag sensor assy center
Disconnect the negative (–) terminal cable from the battery, and wait at
least for 90 seconds.
disconnect the connectors from the airbag sensor assy ...


