7899 SPN Fault Code

Name:

Diesel Exhaust Fluid Quality Malfunction Evaluation Period Active

Description:

This parameter is used to notify the operator that a DEF Quality and DEF Level evaluation period, also known as a judgement period, is currently active.The judgement period is required by the Japanese Ministry of Land, Interior, and Transport (JMLIT) when an indirect method is used to judge the quality of the DEF in the DEF tank. The judgement period would be activated only after the operator has filled the DEF to a level as specified in the Japanese legislation. See � Technical Guideline for Urea Selective Catalytic Reduction System � (JMLIT Kokijikan No. 91 of August 26, 2008). 00b = Not active 01b = Active 10b = SAE reserved 11b = Not supported

7899 spn fault code name is Diesel Exhaust Fluid Quality Malfunction Evaluation Period Active. If you don't take the time to look into 7899 spn fault when it arises, it can add up quickly. One small issue like 7899 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 7899 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.

7899 SPN Fault Code

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