usually a problem in the emission control system - have vehicle scanned to determine the problem
With an OBD2 scan tool.
After repairing the cause of the code, you can clear it with a scan tool.
What year F250 and what engine??
In the fuel tank.
It means you need to check the engine over, something is wrong.
Gas engine, yesDiesel engine, no.Gas engine, yesDiesel engine, no.
1994-2003
being a super duty i assume this is a diesel engine. diesel trucks have 2 batteries. did you check both batteries. then check all fuses if it is a diesel engine there will be 2 batteries .did you check both batteries
Unscrew the lens, replace the bulb, and put the lens back on.
To test idle contol on a1997 F250, ensure that the "check engine" light is on, disconnect the IAC valve, and turn the ignition, you can then turn off the ignition and reconnect the IAC valve.
In a 1997 Ford F-250 *** LIGHT DUTY *** (YES , the 4.2 liter V6 engine was available )
The PCM has detected a fault and set a trouble code.