Engine Coolant Temperature (ECT) Sensor

ENGINE COOLANT TEMPERATURE (ECT) SENSOR SPECIFICATIONS

Temperature F° (°C)

⁽¹⁾ Ohms

68 (20)

2200-2800

176 (80)

290-400

⁽¹⁾	Measure resistance between ECT sensor terminals "A" and "B". See Fig 1 .

Fig 1: Identifying ECT Sensor Terminals

Courtesy of MAZDA MOTORS CORP.