Toyota Corolla (E120) 2002–2008 Repair Manual / Diagnostics / ABS with EBD system / Sfr/Sfl/Srr/Srl solenoid circuit
Toyota Corolla (E120): Sfr/Sfl/Srr/Srl solenoid circuit
Other materials:
Checking monitor status
Hint:
”monitor result” indicates normal or malfunction of each
component and system when judgment has done.
1. How to read data
Connect the hand–held tester to the dlc 3.
enter ”monitor result” from ”diagnosis / enhanced
obd ii / monitor info / monitor result”
on ...
Driving support system
information display
■ Driving support system
information
Select to display the operational
status of the following systems:
LTA (Lane Tracing Assist)
LDA (Lane Departure Alertl)
Dynamic radar cruise control
■ Navigation system-linked
display (if equipped)
Select to display the following
navigation system-linke ...
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 ...