4243 SPN Fault Code

Name:

Engine Oil to Coolant Differential Temperature

Description:

This is a diagnostic SPN related to the temperature difference between the engine oil and engine coolant. Intended for use with FMI 0, 1, 15, 16, 17, or 18 to indicate a high or low temperature difference.This could be used, for example, to indicate that there is a problem with the engine oil cooler, because the coolant is too cold and/or the engine oil is too hot.

4243 spn fault code name is Engine Oil to Coolant Differential Temperature. If you don't take the time to look into 4243 spn fault when it arises, it can add up quickly. One small issue like 4243 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 4243 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.

4243 SPN Fault Code

Name:

Description:

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