Engine Coolant Temperature (ECT) Sensor
WARNING: This page is about a different variant/trim than selected.
The engine coolant temperature sensor (ECT sensor) (12A648) signal is used by the PCM to modify ignition timing and the air-to-fuel ratio.
The engine coolant temperature sensor (ECT sensor) (12A648) signal is used by the PCM to modify ignition timing and the air-to-fuel ratio.