What does the SPN fault code mean?
1 Answers
SPN fault code indicates excessive water content in the fuel filter. Solution: Drain the water from the fuel-water separator. If water cannot be drained, the fuel-water separator should be replaced promptly. Introduction to fuel filter: The fuel filter is one of the three filters, commonly used to filter impurities in automotive fuel. Classification of fuel filters: According to different fuels, they can be divided into gasoline filters and diesel filters, which are a type of wearable parts and require regular cleaning and replacement. Replacement cycle of fuel filter: Under normal use, the fuel filter must be replaced every 30,000 kilometers. If the fuel contains a large amount of impurities, the driving distance should be shortened accordingly. Generally, it is recommended to replace it every 20,000 kilometers. The specific optimal replacement time can refer to the instructions in the vehicle manual.