Ford Econoline E-150 Owner's Manual page 116

Auxiliary Power Points 115
The power point can provide power whenever the ignition is on and the
indicator light is on. The indicator light is located in the top left corner
of the power point.
When the indicator light is:
• on — power point is ready to supply power
• off — power point power supply is off; ignition is not on
• blinking — power point is in fault mode
2013 Econoline (eco)
Owners Guide gf, 2nd Printing, November 2012
USA (fus)