EGT sensor failures dominate the complaint pattern. Owners report repeated failures—one truck on its fourth sensor—that trigger "pull over safely now" warnings followed by complete engine shutdown with no restart capability. These happen at all speeds and mileages (40k to 234k miles), sometimes without warning, sometimes months after prior sensor replacement. One owner faced shutdown while towing two horses down a city street; another experienced three separate shutdowns in a month, each requiring towing despite dealer repairs. The shutdown-on-sensor-failure design creates a paradox: the system shuts down to prevent overheating damage from sensor failure, but sensor failure itself creates the same shutdown, leaving drivers stranded in traffic or remote areas.
Steering wheel clock springs fail around 89k miles, disabling all wheel buttons and risking airbag malfunction. Ford declined a recall for F-250 despite issuing one for F-150 on the same defect; a dealer admitted Ford had a bad production run with widespread electrical and safety issues.
Fuel injection wire harnesses fail, preventing starts. Door ajar sensors malfunction. Airbag switch position interferes with radio and ABS/traction control systems. One truck stalled at 45 mph, losing power steering and brakes, and the dealer couldn't diagnose it. These issues span the vehicle's lifespan, suggesting systemic electrical design flaws rather than isolated component problems.
Failure modes owners describe
EGT sensor failure causing engine shutdown
Exhaust Gas Temperature sensors fail, triggering a 'pull over safely now' warning and involuntary engine shutdown with no restart capability. Multiple owners report repeated failures of different sensors on the same vehicle, sometimes within months of prior repairs.
When: Between 40k and 234k miles; narratives cite one failure at 65k, another 'in April' (year unclear), others out-of-warranty at undisclosed mileage. One owner reports 4th failure on same truck.
Symptoms owners cite: Engine light illumination; 'Pull over safely now' warning message; Complete engine shutdown while driving; Vehicle will not restart after shutdown; No warning before shutdown in some cases
Codes mentioned: EGT sensor fault
Repairs/costs cited: Sensor replacement at dealership; some repairs covered under warranty, later failures out-of-warranty. Owner paid dealership costs for out-of-warranty replacements.
Steering wheel clock spring failure
Clock spring in steering column fails, disabling all steering wheel mounted buttons. Mechanic warned it could cause airbag malfunction—either no deployment or random deployment. F-150 models had a recall for this issue; F-250 did not.
When: At approximately 89,000 miles
Symptoms owners cite: Steering wheel mounted buttons become useless; All wheel controls non-functional
Repairs/costs cited: Repair required over $500 to restore safety. Dealer advised repair be done ASAP.
Recalls/TSBs owners mention: Ford declined recall on F-250 model despite F-150 recall for same issue. Dealer stated Ford had a bad run of vehicles around that production time with widespread electrical and safety issues.
Door ajar warning sensor malfunction
Door ajar warning light illuminates for rear passenger side door while door is securely closed. Alarm activates intermittently after door is closed and locked.
When: At 234,395 miles
Symptoms owners cite: Erroneous door ajar warning light; Alarm activation without cause; Warning light activates approximately one hour after locking door
Repairs/costs cited: Dealer was contacted and advised diagnosis be performed; vehicle was not repaired.
Fuel injection control module wire harness failure
Fuel injection control module wire harness deteriorates or fails, preventing engine start after key turned to on position.
When: At 170,000 miles
Symptoms owners cite: Failure to start without warning after turning ignition key to on; No engine response
Repairs/costs cited: Fuel injection control module wire harness replacement at dealership; vehicle repaired successfully.
Recalls/TSBs owners mention: Owner's VIN not included in NHTSA campaign 05V270000 (Electrical System).
Recurring 'pull over safely' shutdown with repeated repair failures
Vehicle experiences 'pull over safely now' warning and involuntary shutdown multiple times in short succession despite repairs. Owner reports three separate shutdown events over a one-month period, each requiring towing and repair, with the issue recurring the same day after final repair.
When: Within one month of purchase; failures occurred on windy road at 6pm, on busy freeway, and on state highway at 5pm traffic
Symptoms owners cite: 'Pull over safely now' warning illuminates; Engine shuts down without warning; Complete loss of power while driving; Recurring failures despite repair attempts
Codes mentioned: Electrical problem (unspecified)
Repairs/costs cited: $1500 electrical repair performed; issue recurred same afternoon after repair.
Multi-system electrical failure at speed
Vehicle shook and stalled at 45 mph with loss of power steering and brake assist. Full fuel tank present. Vehicle took extended time to restart. Dealer unable to diagnose root cause.
When: At 40,000 miles
Symptoms owners cite: Vehicle shakes while driving; Engine stall at moderate speed; Power steering failure; Brake assist failure; Extended restart time
Repairs/costs cited: No diagnosis or repair completed by dealership.
Passenger airbag switch interference with radio and vehicle systems
Toggling passenger side airbag switch causes radio to stop functioning and simultaneously triggers traction control and ABS warning lights. Bluetooth stops working entirely regardless of airbag switch position.
When: <UNKNOWN>
Symptoms owners cite: Radio loses signal when passenger airbag switch is on; Traction control warning light illuminates when airbag switch is off; ABS system warning light illuminates when airbag switch is off; Bluetooth non-functional regardless of switch position
Synthesized from 13 NHTSA owner complaints — unverified consumer
allegations, summarized for patterns. The verbatim filings appear below.