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Home >> Volvo >> 2001 >> C70 2D Convertible, 2.3 53, Standard >> Repair and Diagnosis >> Engine Performance >> Engine Control Systems >> Fuel, Ignition And Engine Control Systems - Specifications, Electrical/Electronic (Convertible) >> Electrical Specifications (B5244S; 2000) >> Engine coolant temperature (ECT) sensor
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Engine coolant temperature (ECT) sensor

The engine temperature sensor gives engine control module (ECM) information about the coolant temperature. Engine control module (ECM) sends the signal on to Driver information module (DIM).

The values should be regarded as approximate.

Engine coolant temperature (ECT) sensor

Type Voltage feed (# component pin) Value (# component pin) Miscellaneous (# component pin)
NTC resistor 5 V (#1) 15 kΩ at -20°C
2.5 kΩ at 20°C
0.3 kΩ at 80°C
(#1 - #2)
(#2) signal ground