Toyota Corolla (E120): Circuit description
The srs warning light is located on the combination meter.
When the srs is normal, the srs warning light lights up for approx. 6 Seconds after the ignition switch is turned from the lock position to on position, and then turns off automatically.
If there is a malfunction in the srs, the srs warning light lights up to inform the driver of the abnormality.
When terminals tc and cg of the dlc3 are connected, the dtc is displayed by blinking the srs warning light.
Wiring diagram

Other materials:
Inspection
1. Inspect defogger relay (marking: def)
Remove the defogger relay from the instrument panel
j/b.
inspect the defogger relay.
Standard:
If the result is not as specified, replace the relay ...
Door control transmitter
Registration
1. Registration of recognition code
Hint:
the add mode is used to retain the already registered codes while
registering a new recognition code.
This mode is used when adding a transmitter. If the number of the registered
codes exceeds 4, the
previously registered code wi ...
Circuit description
The intake air temperature (iat) sensor, mounted on the mass
air flow (maf) sensor, monitors the intake air temperature. The
iat sensor has a thermistor that varies its resistance depending
on the temperature of the intake air. When the air temperature
is low, the resistance in the thermisto ...


