Toyota Corolla Repair Manual: Inspection procedure
1 Check operation(overdrive)
- Drive the vehicle after the engine warms up.
- check that overdrive on e off occurs by an operation of the o/d switch on–off.
2 Inspect terminal voltage(od)
- Remove the cruise control ecu assy with the connector still connected.
- turn the ignition switch to on.
- disconnect the cruise control ecu assy connector.
- measure voltage between terminal 14 (od) of harness
side connector of cruise control ecu assy and body
ground.
Ok: voltage: 10 – 14 v
3 Inspect terminal voltage(ect)
- Connect the cruise control ecu assy connector.
- perform the test drive after engine warms up.
- check voltage between terminal 6 (ect) of cruise control
ecu assy connector and body ground when o/d switch
is on and off.
Ok:
4 Check harness and connector(between cruise control ecu assy and electronically controlled transmission solenoid)
- Check for open and short circuit in harness and connector between cruise control ecu assy and electronically controlled transmission solenoid
Check and replace cruise control ecu assy
5 Check harness and connector(between cruise control ecu assy and ecm)
- Check for open and short circuit in harness and connector between cruise control ecu assy and ecm
Check and replace cruise control ecu assy
Circuit description
When driving uphill under cruise control, in order to reduce the number of
shifting due to on–off overdrive
operation and to provide smooth driving, when down shifting in the
electronically contr ...
Other materials:
Overhaul
1. Drain clutch fluid
2. Disconnect clutch release cylinder to flexible hose tube
Using sst, disconnect the flexible hose tube.
Sst 09023–00100
Hint:
use a container to catch the fluid.
3. Remove clutch release cylinder assy
Remove the 3 bolts, clutch release cylinder assy an ...
If a warning message or indicator is displayed (vehicles with a multi-information
display)
If a warning is shown on the multi-information display, stay calm and perform
the following actions:
1 Master warning light
The master warning light also comes on or flashes in order to indicate that a message
is currently being displayed on the multiinformation display.
2 Multi-information d ...
Inspection procedure
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 connector between the airbag sensor
assy center and the instrument panel pass ...