U0109 FORD - Lost Communication With Fuel Pump Control Module
U0109 FORD Possible Causes
- Fuel pump monitor circuit open or short to ground
- Fuel pump monitor circuit short to voltage
- Damaged Inertia Fuel Shutoff (IFS) switch (if equipped)
- Damaged fuel pump control module relay
First diagnose U0109 FORD code
Check the "Possible Causes" listed above. Visually inspect the related wiring harness and connectors. Check for damaged components and look for broken, bent, pushed out, or corroded terminals.
U0109 FORD Tech NotesThere is a factory service bulletin for the following Ford models:
2012-2016 Ford F-Super Duty
2012-2016 Ford F-Super Duty Factory Service Bulletin
Cost of diagnosing the U0109 FORD code
Labor: 1.0The cost of diagnosing the U0109 FORD code is 1.0 hour of labor. The auto repair labor rates vary by location, your vehicle's make and model, and even your engine type. Most auto repairs shops charge between $75 and $150 per hour.
U0109 FORD Possible Symptoms
- Engine Light ON (or Service Engine Soon Warning Light)
U0109 Ford DescriptionThe Powertrain Control Module (PCM) monitors the Fuel Pump Monitor (FPM) circuit for the presence of a duty cycled signal. If the FPM circuit is fixed at a low or high voltage, the PCM begins to increment a counter. The test fails when the PCM is still not detecting a duty cycled signal on the FPM circuit after a calibrated amount of time.
U0109 FORD More InformationNeed more information on how to fix the U0109 FORD code?
Get Access to Factory Service Manuals
U0109 Ford Information for specific Ford models
Need more help?Get the U0109 Ford code diagnosed by a professional: Find a repair shop in your area
U0109 FORD CommentsHelp us improve AutoCodes.com. Leave a comment below or tell us if the information above help you fix the code. What are the symptoms on your vehicle for the U0109 Ford code? Have you replaced any parts?
Any information is appreciated. Thanks