A maintenance minder code of A-12 on the Insight means "A" minor oil change (i.e. replace oil but not filter), "12" perform maintenance actions 1 and 2 (these are defined in the user manual, there are a total of 5 different maintenance actions).
"B" means major oil change (i.e. replace both oil and filter).
Many dealerships ignore the "A"/"B" code and always replace both the oil and filter.
A12 is oil change, tires rotation and Air and Pollen Filter Replacement.
A = Oil/Filter change 1 = Tire rotation 2 = Replace cabin filter
Honda Insight was created in 1999.
The 2001 Honda Insight has 12 valves.
The 2012 Honda Insight has 8 valves.
The 2005 Honda Insight has 12 valves.
The 2010 Honda Insight has 8 valves.
The 2011 Honda Insight has 8 valves.
The 2014 Honda Insight has 8 valves.
The 2004 Honda Insight has 12 valves.
The 2006 Honda Insight has 12 valves.
The 2013 Honda Insight has 8 valves.