The piston ring function deteriorates due to ring wear and sticking from sludge
Honda technical service bulletin A25-061 for 2013-2017 Honda Odyssey.
- Bulletin number
- A25-061
- Component
- Engine
- Summary
- Service Bulletin - The piston ring function deteriorates due to ring wear and sticking from sludge. Oil from the crankcase adheres to the spark plug leading to carbon fouling and misfire. This can set DTCs P0301 No. 1 cylinder misfire detected, P0302 No. 2 cylinder misfire detected, P0303 No. 3 cylinder misfire detected, P0304 No. 4 cylinder misfire detected, and cause the MIL to come on.
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