"Service bulletin
Honda technical service bulletin A13-021 for 2003-2012 Honda Accord, 2002-2009 Honda CR-V and 2002-2005, 2012-2013 Honda Civic and others.
- Bulletin number
- A13-021
- Component
- Engine
- Summary
- "service bulletin - the mil comes on with one of these dtcs: p2646/p2651 (rocker arm oil pressure switch circuit low voltage). p2647/p2652 (rocker arm oil pressure switch circuit high voltage). Note: the symptom may be intermittent and you may not be able to duplicate it after clearing the dtc. The rocker arm oil pressure switch may fail intermittently."
Owners of these vehicles have filed 1,761 complaints in the engine category.
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