How to Clean Sludge on Engine Surface?

1 Answers
MiaRose
07/29/25 7:59pm
Methods for cleaning engine sludge: 1. Generally, 4S shops clean engine sludge by adding cleaning agents to the engine lubrication system. 2. Before changing the oil, pour the sludge cleaning agent into the engine through the oil filler port, start the engine and let it idle for 5 to 10 minutes, then turn off the engine and drain the sludge cleaning agent along with the oil. Additional information: During engine operation, the high-temperature working environment, wear from the relative movement and friction of various surfaces, and the combustible gas mixture entering the crankcase from the cylinders will all affect the performance and quality of the engine oil.
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