Toyota Corolla (E120): Check and replace ecu
Notice
: start an inspection of the connector from the backside of the connector on the wire harness side with the connector connected to the ecu.
When no measurement condition is specified, perform the inspection with the engine stopped and also the ignition switch on.
- First check the ecu ground circuit. If it is faulty, repair it.
If it is normal, the ecu could be faulty. In this case, replace the ecu with one that functions normally and check if the symptoms appear.
- Measure the resistance between the ecu ground
terminal and body ground.
Resistance: 1 Ω or less

- Disconnect the ecu connector, check the ground terminals on the ecu side and wire harness side for bends and check the contact pressure.

Other materials:
Front seat airbag assy rh
Disposal
Hint:
when scrapping vehicles equipped with an srs or disposing of the
front seat airbag assy always first
deploy the airbag in accordance with the procedure described below. If any
abnormality occurs with
the airbag deployment, contact the service dept. Of toyota motor sales ...
Windshield wipers and washer
Operating the lever can use
the windshield wipers or the
washer.
NOTICE
■When the windshield is dry
Do not use the wipers, as they
may damage the windshield.
Operating the wiper lever
Operating the lever operates
the wipers or washer as follows.
(U.S.A.) or
(Canada)
Intermittent windshield ...
Inspection procedure
1 Inspect transmission wire(s2)
Disconnect the transmission wire connector from the
transaxle.
measure the resistance according to the value(s) in the
table below.
Standard:
2 Check harness and connector(transmission wire – ecm)
Connect the transmission connec ...


