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P0301 Honda -

P0300 RANDOM MISFIRE, PO172 BANK 1 RICH, P0175 BANK 2 RICH

Vehicle: 06 ACURA MDX
asked Aug 5, 2013 by anonymous

1 Answer

P0300 Random misfire

P0305 Misfire number 5 cylinder

P0172 Fuel trim to rich bank 1

P0174 Fuel trim to rich bank 2

When ever there is a rich misfire this is when you recieve more fuel  than air,this can be from excessive fuel pressure , but more than likey due to both bank reporting rich check and inspect the timing belt, alignment marks and condition Rich misfire are usually mechanical problems

answered Aug 6, 2013 by Reynaldo (3,418 points)
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