Fuel System
Check engine light, sensors (includes O2 or oxygen sensor), emission control devices (includes EGR), engine computer, engine computer, fuel cap, fuel gauge/sender, fuel injection system, fuel pump, fuel leaks, stalling or hesitation.
What Owners Say
"Truck runs fine when used for heavy work. When used as daily commuter the EGR cooler becomes clogged and triggers a check engine light."
Anonymous, CA (2011 Ford F-350 Lariat 6.7-L V8 diesel)"Failure of the DEF sensor (computor?)"
Anonymous, BC (2011 Ford F-350 XLT 6.7-L V8 diesel)"5 Exhaust Gas Temperature sensors needed to be replace but was done under Manufacturers extended warranty."
Roy E., BC (2011 Ford F-350 Lariat 6.7-L V8 diesel)"catalytic converter not burning off completely & getting too hot"
Anonymous, TN (2011 Ford F-350 Lariat 6.7-L V8 diesel)"failure of Diesel Emission Fluid system. apparently Ford designed it to fail just outside warranty"
Anonymous, TX (2011 Ford F-350 Lariat 6.7-L V8 diesel)"EGR cooler was plugged Was replaced under warranty No issue driving just booked appointment same time as oil change. I did get a cost if out of warranty $350 for cooler and 3 hours labour"
Narinder N., WA (2011 Ford F-350 Lariat 6.7-L V8 diesel)"Lost power due to contamination of fuel system?? At Dealers for 1 month, complete fuel system sterilization and replacement -- $12,00. Told very unusual repair. I use only name brand fuel."
Anonymous, BC (2011 Ford F-350 Lariat 6.7-L V8 diesel)"High pressure pump and injector/fuel distribution system to be replaced. Parts not in stock at Ford."
Roy E., BC (2011 Ford F-350 Lariat 6.7-L V8 diesel)"Compression in the injector blew the top off"
Anonymous, PA (2011 Ford F-350 Lariat 6.7-L V8 diesel)"I bought contaminated fuel, water in fuel, on a trip and shortly the engine quit. The entire high pressure part of the fuel system including pump, fuel rail, fuel lines, sensors, and injectors had to be replaced. Cost exceeded 8 thousand dollars and the truck was unavailable for 4 weeks because of short supply of parts. I paid an extra $600.00 to expedite the parts or it might have been out of service longer. It seems that all modern diesel high pressure engines are very sensitive to water conta"
Dan B., VA (2011 Ford F-350 Lariat 6.7-L V8 diesel)"It's my third fuel pump to date"
Victor K., CA (2011 Ford F-350 Lariat 6.7-L V8 diesel)"The DEF sensor had to be replaced to the tune of 700. Another sensor is bad now, the dealer reset it and it's back on. I don't know what the sensor is, only that it won't limit the speed of the pickup."
Anonymous, WY (2011 Ford F-350 XLT 6.7-L V8 diesel)"Sensors controlling DEF systems went bad or stopped operating correctly"
Anonymous, CA (2011 Ford F-350 Lariat 6.7-L V8 diesel)"there are 4 exhaust sensors. if one has failed or too much out of tolerance, the motor will shutdown while driving down the road"
Ed B., DE (2011 Ford F-350 Lariat 6.7-L V8 diesel)"The diesel particulate filter failed and the dealership wanted $4000 to fix it and I deleted it and took it off my truck for $2000"
Victor K., CA (2011 Ford F-350 Lariat 6.7-L V8 diesel)
"Check engine light coming on intermittently then staying on. Had to replace EGR cooler tubes and bypass valve assemblies on 2019-10-10."
Anonymous, BC (2011 Ford F-350 Lariat 6.7-L V8 diesel)