Toyota Corolla (E120): Fail–safe chart
If any of the following codes is recorded, the ecm enters the fail–safe mode.

Check for intermittent problems
Hand–held tester only:
by putting the vehicle’s ecm in the check mode, the 1 trip detection logic is possible instead of the 2 trip detection logic, and the sensitivity to detect faults is increased. This makes it easier to detect intermittent problems.
- Clear the dtcs .
- set the check mode .
- perform a simulation test .
- check the connector and terminal .
- wiggle the harness and connector
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 ...
Cruise control
Preparation
Sst
Recomended tools
Equipment
...
Inspection procedure
1 Inspect stop lamp switch assy
Check that the stop light lights up when brake pedal is depressed and
turns off when the brake pedal
is released.
2 Inspect skid control ecu terminal voltage(stp terminal)
Disconnect skid control ecu connector.
measure voltage between termina ...


