dodge Workshop Repair Guides

Dodge Workshop Service and Repair Manuals

Electrical Specifications|Page 2571 > < Computers and Control Circuit Diode|Locations
Page 1
background image

Coolant Temperature Sensor/Switch (For Computer): Electrical Specifications

Coolant Temperature Sensor

Coolant Temperature Sensor Resistance

At  0° C (32° F).............................................................................................................................................................................................5900 ohms
At 20° C (68° F)............................................................................................................................................................................................2400 ohms
At 80° C (176° F)............................................................................................................................................................................................300 ohms

Coolant Temperature Sensor Output Voltage

At  0° C (32° F)........................................................................................................................................................................................3.2 - 3.8 Volts
At 20° C (68° F).......................................................................................................................................................................................2.3 - 2.9 Volts
At 40° C (104° F).....................................................................................................................................................................................1.3 - 1.9 Volts
At 80° C (176° F).....................................................................................................................................................................................0.3 - 0.9 Volts

Coolant Temperature Switch

Engine Coolant Temperature Switch (A/C) Resistance

At 108° C (226° F)..............................................................................................................................................................Zero Ohms (Switch Closed)
At 115° C (239° F)............................................................................................................................................................Infinite Ohms (Switch Open)

Electrical Specifications|Page 2571 > < Computers and Control Circuit Diode|Locations