Mine has the same problem. The transmission guy said not to worry about it.
. It's warning for a automatic transmission problem. (check the atf level (mercon V))
When the overdrive off light flashes a malfunction has been detected in the operation of the automatic transmission code P0745 - pressure control solenoid " A " malfunction
When the overdrive off light flashes it means the powertrain control module has "received" information of a transmission problem. Take it in to the dealer or other transmission repair professional, continuing to drive with the O/D OFF light flashing can result in damage to the transmission.
The overdrive light will be off when the overdrive switch is pushed in. If the light flashes then that's a trouble shooting code.
it needs a speed sensor replaced.its on top of the transmission
If the overdrive light won't go off or it flashes this indicates a transmission problem. It could be a matter of replacing the shift solenoids or an entire rebuild. You might try pulling the codes and see if any of them indicate a transmission problem.
The overdrive light blinks when the computer senses a transmission problem. (IE. Torque Converter failure) The reason it feels like it downshifts is due to the computer putting the transmission into a fail-safe mode to reduce further transmission damage.
It means the overdrive is turned off... it's typically a button on the side of the transmission shift column.
od light is the overdrive unit on the transmission. If you drive on the freeway you should have the overdrive unit on, on the streets the unit should be off. The light usually doesn't have anything to do with overheating. I would look for some other issue.
There may be a reason why a Ford Expedition's overdrive light is flashing. Check the manual to see if there is a reason. If not, take your Ford to a mechanic.
A flashing overdrive light usually means there is a fault with the torque converter system.
It shows that there is a problem with the transmission. Just like the check engine light, the overdrive light has codes that tell you what is wrong with the transmission and the various components connected with it.