Toyota Corolla (E120) 2002–2008 Repair Manual / Diagnostics / Electronic controlled automatic transaxle / Manual shifting test
Toyota Corolla (E120): Manual shifting test
1. Perform manual shifting test
Hint
: by this test, it can be determined whether the trouble is within the electrical circuit or is a mechanical problem in the transaxle.
- Disconnect the transmission wire connector.
- inspect the manual driving operation.
Check that the shift and gear positions correspond to the table below.
While driving, shift through the l, 2 and d positions.
Check that the gear change corresponds to the shift position.
Hint
: if the gear positions of the l, 2 and d are difficult to distinguish, do the following road test.
If any abnormality is found in the above test, the problem is in the transaxle itself.
- Connect the transmission wire connector.
- clear the dtc
Other materials:
Inspection procedure
1 Check d squib circuit(airbag sensor assy center – horn button
assy)
Disconnect the negative (–) terminal cable from the battery,
and wait at least for 90 seconds.
disconnect the connectors between the horn button assy
and the airbag sensor assy center.
for the blac ...
Circuit description
The o/d main switch (transmission control switch) is a momentary type switch.
When pressing the o/d main
switch, the o/d off indicator light lights up and the ecm prohibits shifting
into o/d, and when pressing it
once again, the o/d off indicator light goes off and the ecm allows shifting
in ...
Inspection procedure
1 Inspect terminal voltage(idl)
Remove the cruise control ecu assy with connector still
connected.
disconnect the ecm connector.
turn the ignition switch to on.
measure voltage between terminal 13 (idl) of cruise control
ecu assy connector and body ground when the ...