What does b13 maintenance honda accord mean?

For the Honda Accord the maintenance code b13 means a couple different things depending on the digit. For the B it means replace engine oil and oil filter and inspect various systems and components. The 1 means You need to rotate tires and check the tire pressure and condition and the 3 means You need to replace transmission fluid and transfer fluid. You should be changing the oil and filter every 7,500 to 10,000 miles for synthetic oil and every 3,000 to 5,000 miles for conventional oil. You also need to rotate the tires every 7,500 miles or every 6 months, whichever comes first. For the transmission and transfer fluid You should be changing that every 30,000 miles or so.