Honda A1 Service Code: The Most Common One

What Honda A1 includes

A1 is the Maintenance Minder code your Honda will show more than any other. A means change the engine oil. 1 means rotate the tires. That is the entire service - two items, deliberately small.

Every Honda Maintenance Minder code explained

Parts for a Honda A1 service

A - engine oil

PartFitment noteBuy
Mobil 1 Extended Performance 0W-20 Full Synthetic (5 qt)Most 2012-and-newer Hondas spec 0W-20. Check the oil cap: roughly pre-2012 models call for 5W-20 instead.Check price on Amazon
Honda Genuine 5W-20 Synthetic Blend motor oilOnly if your oil cap says 5W-20 (most 2006-2011 Civics, Accords, CR-Vs and the older V6s).Check price on Amazon
Honda 94109-14000 drain plug crush washers (10-pack)A new aluminum washer every drain. Reusing the old one is how drain plugs start seeping. Backup is a 20-pack (double the primary) - same washer, just more of them.Check price on Amazon

1 - Rotate tires

PartFitment noteBuy
Click-type torque wrench, 1/2 in. driveHonda lug nuts are 80 lb-ft on almost every model. A rotation needs nothing else beyond a jack and stands.Check price on Amazon

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