3.3.15. Coolant pressure

Description

The Coolant pressure sensor measures the pressure from the engine coolant system.

ECU connection

The pin numbers at the ECU:

EDC17CV41+      1.91 5V supply voltage
EDC17CV41+      1.17 Analog input
EDC17CV41+      1.18 Ground

The coolant pressure sensor is shown in figure ECU connection EDC17CV41+, Coolant pressure sensor.

ECU connection EDC17CV41+, Coolant pressure sensor

Characteristics

Output voltage:

At 100 kpa abs (~atmospheric pressure) = 0.5 V
At 1100 kpa abs = 4.5 V

The coolant pressure sensor characteristics are shown in figure Characteristics, pressure sensor.

Characteristics, pressure sensor