It means the overdrive is turned off... it's typically a button on the side of the transmission shift column.
Check the vacuum line to the front differential.
When your Expedition is shut off and securely locked up , the theft light flashes to indicate the alarm system is armed
It means that the car is turning whatever side the indicator light is on. This is the same with every car
Fill it up with oil...
Since you mentioned the flashing OD light, that could lead you to look into the VSS (vehicle speed sensor) and/or the neutral start switch.Both are covered in the "Related Questions" belowOtherwise, you may be needing a trip to a professional repair shop for diagnostics
The D4 light flashes indicating a malfunction with the transmission operation. You'll need to have it diagnosed by a mechanic with a scan tool to determine exactly why the light is flashing.
to tell you it's working
According to the 2000 Ford Windstar Owner Guide : The front park / turn lamps take the ( 3157 NAK , amber bulb )
What does it mean when explanation mark with rings around d it on a Ford windstar
where is the tcm in a windstar 2000 located
This is the vehicle's way of telling you that one of the light bulbs on that circuit is burned out
A flashing check engine light normally means you have a misfire.