Toyota Corolla (E120): Circuit description
This is the power source of the ecu, hence the actuators.

Wiring diagram

Other materials:
On–vehicle inspection
1. Inspection throttle body idle speed control valve assy
Notice:
it is impossible to check the resister value and the operation
of isc valve by itself, because the isc valve
has an ic circuit inside it, which transforms the duty
signal from the ecm to the derive signal.
After check ...
Front suspension arm sub–assy lower no.1 Lh
Replacement
Hint: components:
1. Remove front wheel
2. Disconnect front stabilizer link assy lh (lh (a/t) position)
3. Disconnect front stabilizer link assy rh (lh (a/t) position)
Hint:
remove the rh side by the same procedures as the lh side.
4. Separate front suspension arm sub–assy lowe ...
Inspection
1. Inspect front seat inner belt assy lh
When fastening the seat belt (buckle switch on).
Inspect the continuity and resistance between the
terminals.
Standard:
If the result is not as specified, replace the inner belt.
When releasing the seat belt (buckle switch ...


