Toyota Corolla (E120): Inspection procedure
1 Inspect transmission wire(sl)

- 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 wire connector.
- disconnect the ecm connector.
- measure the resistance according to the value(s) in the table below.
Standard:



Replace ecm
3 Inspect shift solenoid valve(sl)

- Remove the shift solenoid valve sl.
- 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 valve makes an operating noise.


Repair or replace transmission wire
Other materials:
Inspection
1. Power window system circuit
2. Inspect power window regulator master switch assy
Inspect the master switch continuity.
[Driver’s switch (window unlock and lock)]
Standard:
[Front passenger’s switch (window unlock)]
standard:
[Front passenger’s switch (window lock)]
...
Switches
Instrument panel light control dial
Automatic High Beam switch
Heated steering wheel switch*
Windshield wiper de-icer switch*
Outside rear view mirror switch
Door lock switches
Power window switches
Window lock switch
*: If equipped
Meter control switches
Paddle shift switches*1
C ...
Seat belt warning lamp for driver’s seat does not
operate
Wiring diagram
Inspection procedure
1 Check combination meter assy
Ground terminal c9–12 on the combination meter side.
check that the warning lightlights up.
Ok: warning light lights up.
2 Inspect front seat inner belt assy lh
Disconnect the front seat inner belt ...


