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:
If the vehicle battery is discharged
The following procedures
may be used to start the
engine if the vehicle's battery
is discharged.
You can also call your Toyota
dealer or a qualified
repair shop.
Restarting the engine
If you have a set of jumper (or
booster) cables and a second
vehicle with a 12-volt battery,
you can jump start you ...
Winter driving tips
Carry out the necessary
preparations and inspections
before driving the
vehicle in winter. Always
drive the vehicle in a manner
appropriate to the prevailing
weather conditions.
Pre-winter preparations
Use fluids that are appropriate
to the prevailing outside temperatures.
Engine oil
Engine c ...
Inspection procedure
Hint:
if dtc p0441 (purge flow), p0446 (vsv for ccv or vsv for pressure
switching valve), p0451, p0452
or p0453 is output with dtc p0442 or p0456 , first troubleshoot
dtc p0441, p0446, p0451, p0452 or p0453. If no malfunction is detected,
troubleshoot dtc
p0442 or p0456 next.
...


