Toyota Corolla (E120): 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 connector to the transaxle.
- disconnect the connector from the ecm.
- measure the resistance according to the value(s) in the table below.
Standard:



Replace ecm
3 Inspect shift solenoid valve(s2)

- Remove the shift solenoid valve s2.
- measure the resistance according to the value(s) in the table below.
Standard:

- Connect the positive (+) battery lead to the solenoid connector terminal, and the negative (–) battery lead to the solenoid body for checking the solenoid valve operation.
Standard: the solenoid makes an operating noise.


Repair or replace transmission wire
Other materials:
Circuit description
1 Check p squib circuit(airbag sensor assy center – instrument
panel passenger airbag assy)
Disconnect the negative (–) terminal cable from the battery,
and wait at least for 90 seconds.
disconnect the connectors between the airbag sensor
assy center and the instrument panel ...
Inspection
1. Inspect defogger relay (marking: def)
Remove the defogger relay from the instrument panel
j/b.
inspect the defogger relay.
Standard:
If the result is not as specified, replace the relay ...
Repair
1. Steering off center repair procedure
Inspect steering wheel off center.
Apply masking tape on the top center of the steering
wheel and steering column upper cover.
Driving the vehicle on a straight line for 100 meters
at a constant speed of 35 mph (56 km/h), and ho ...


