Toyota Corolla (E120): Circuit description
The door courtesy switch turns on when the door is opened and off when the door is closed.
Wiring diagram

Other materials:
Registering ID codes
(vehicles with a tire pressure
warning system)
The tire pressure warning valve
and transmitter is equipped with
a unique ID code. When new
tire pressure warning valves and
transmitters are installed, new
ID codes must be registered in
the tire pressure warning computer.
ID codes can be registered by
yourself, but depending on
the driving con ...
Vehicle load limits
Vehicle load limits include total load capacity, seating capacity, towing
capacity and cargo capacity.
◆ Total load capacity (vehicle capacity weight):
Total load capacity means the combined weight of occupants, cargo and luggage.
◆ Seating capacity: 5 occupants (Front 2, Rear 3)
S ...
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 de ...


