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:
Warning lights and indicators
The warning lights and indicators on the instrument cluster,
center panel, overhead console and outside rear view mirrors inform the driver
of the status of the vehicle's various systems.
Warning lights and indicators displayed on the instrument
cluster
For the purpose of explanation, the followin ...
Battery
Check the battery as follows.
■ Battery exterior
Make sure that the battery terminals are not corroded and that there are no
loose connections, cracks, or loose clamps.
1 Terminals
2 Hold-down clamp
■Before recharging
When recharging, the battery produces hydrogen gas which is ...
Body panel anti-rust agent (wax) application areas
Apply rustop w to the doors and hood edges (tips of outer panel folded parts)
and undersides, areas around
hinges, etc.To prevent rust. Coat the undersides of the edges using a nozzle and
air gun, and coat the areas around
the hinges using a brush.
Hint:
if rustop is unnecessarily ...


