Never drive a vehicle until the old oil with Motor Flush is fully drained and new oil is added. Q: Can I leave it in over 5 minutes? A: No. Due to the strength and effectiveness of the formula, longer application times (exceeding 5 minutes) could lead to engine damage.
Why you shouldn’t use engine flush?
Engine flush: Why car makers do not recommend them
In the case of a flush, you empty them out; for additives, any waste is burnt off. The reason car makers don’t approve is that they’re concerned some of these chemicals may react with rubber or plastic components in the engine and cause premature ageing and failures.
Can you drive with Liqui Moly engine flush?
I poured in the can of Liquid Moly Engine Flush and let it idle for 10 minutes. Don’t drive it or race the engine, just let it idle.
Is engine flushing recommended?
Is an engine flush necessary? A good engine flush can help loosen deposits and dissolve sludge, returning your engine to like-new condition. However, in old engines with high miles, the engine sludge may be the only barrier keeping engine oil from seeping through worn or cracked seals.
How often should you do a engine flush?
Many car mechanics and dealers will instruct you to use an engine cleaner every 3,000 to 8,000 miles however, modern engines are fairly competent at keeping sludge at bay. It’s recommended to do a full engine flush at around 35,000 miles.