4197 SPN Fault Code

Name:

Desired Engine Coolant Thermostat Opening

Description:

Indicates the desired position of the engine coolant control valve. 0% represents the thermostat allows flow to completely bypass the radiator and 100% represents the flow is fully through the radiator. If the electronic thermostat is operating in temperature control mode (SPN 4195) then transmit FFh.

4197 spn fault code name is Desired Engine Coolant Thermostat Opening. If you don't take the time to look into 4197 spn fault when it arises, it can add up quickly. One small issue like 4197 can cause a larger component to become damaged without taking the time to investigate. If you suspect your truck is suffering from one of these issues, look into replacing those small components to save money down the road.

Note: The name and description of 4197 code represents text descriptions for faults supported by another coding system and does not necessarily comply with SAE J1939. For a specific engine manufacturer's explanation for codes, please consult the engine's technical manual. See also other spn codes.

4197 SPN Fault Code

Name:

Description:

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