Ford F-250 Super Duty cam sensor failure leading to engine not starting and possible mechanical issues on Ford F-250 Super Duty

Submitted by logan-allen · Jun 23, 2025
Published by RepairPal

Problem overview

Some Ford F-250 Super Duty owners report experiencing cam sensor failure, which can lead to the engine not starting and a crank/no start situation. This failure may manifest in various symptoms, including no spark in the combustion chamber, rough running, poor idle, stumbling, hesitation, decreased mileage, and stalling. The camshaft position sensor is vital for managing ignition spark and fuel injection timing; its malfunction can cause rough idling, misfires, power loss, and increased fuel consumption. Additionally, some owners find that mechanical issues within the cam phaser may contribute to sensor discrepancies. It is also recommended to check the cam sensor connection and wiring for problems, as addressing loose connections or replacing the sensor may resolve some issues. Prompt attention to cam sensor failure is crucial to prevent further mechanical complications.

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Ford F-250 Super Duty vehicles with this problem

Average mileage: 93,000 miles
(93,000 - 93,000)

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