Toyota Corolla (E120): Components
Other materials:
Precaution
1. Work precautions
(A) vehicle protection
(1) when welding, cover glass, seats, carpets, etc. With
heat resistant fireploof covers to protect them.
(B) safety
(1) never stand in the path of the chain when using a puller
on the body or frame, and be sure to attach a safety
cable.
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Inspection procedure
1 Inspect skid control ecu connector(+bs terminal voltage)
Disconnect the skid control ecu connector.
measure the voltage between terminals +bs (2) and gnd
(1, 23) of skid control ecu harness side connector.
Voltage: 10 – 14 v
2 Reconfirm dtc
Check the dtc .
Ok :
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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 ...