This is the service reminder for replacing the timing belt, water pump, spark plugs, and I believe the transmission fluid change too.
Wat does service code wat mean on a Honda Odyssey
What does A15 mean for a 205 Honda Odyssey
how do i get a code for my 2007 honda odyssey 2007 if i have the serial for the radio
The code A123, in your 2008 Honda Odyssey, is a reference that the air filter may need to be changed. A code should reset after changing the air filter.
For the 2007 Honda Odyssey it is located under dashboard between the steering column and the brake pedal.
A P1399 code is a cylinder 1 misfire code
code 122
Oil Change Time
It could be in the owner manual.
Trouble code P0780 means:Shift malfunction
Trouble code P0420 means: Secondary Air Injection System