It means that the transmission solenoid sensor is out.There are two of them that are located close to the dip stick for checking your fluid. Take it out and order a new part from Honda. that should help. then reset your computer by disconecting the negative battery cable.
i guess the same as blinking d light on honda element that just started today on an 06 element. has to go to fix it shop and ill let you know what it is soon. never had this happen on older hondas?
Maybe the hood isn't shut tight?
The blinking D on the Honda Accord means that the transmission is throwing out a code just like a CEL.
Maybe a loose wire
Honda Element was created in 2003.
This is an indication you have a bulb burnt out on the side the blinker is blinking real fast.
Transmission error
By wearing the seatbelt.
Transmission Prssure Switch/Sensor -
http://www.autotalk.com/how-to/honda-element/honda-element-03-04-keyless-remote-programming-instructions.html
A fast turn signal blinking can be caused by a bulb that is getting ready to out or a bad ground. Remove the bulbs and look for corrosion around the base and in the bulb socket.
How do I troubleshooting the D4 blinking on 1993 Honda accord LX ?