LEMON Manuals: Even more car manuals for everyone: 1960-2025
Home >> Volvo >> 1982 >> 244 GLT, Automatic Trans >> Repair and Diagnosis >> Engine Performance >> Engine Control Systems >> Electronic Idle Speed Control >> Operation >> Coolant Temperature Sensor
April 5, 2026: LEMON Manuals is launched! Read the announcement.

Coolant Temperature Sensor

The coolant temperature sensor provides an electrical impulse to the electronic control unit at low coolant temperatures. At low temperatures, the electronic control unit activates the air control valve to provide more air to increase the engine speed.