ford Workshop Repair Guides

Ford Workshop Service and Repair Manuals

Engine Controls - Engine Surge/Rolling Idle/DTC's Set|Page 2866 > < Engine Controls - Engine Surge/Rolling Idle/DTC's Set|Page 2864
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Camshaft Position Sensor: Description and Operation

PURPOSE

The Camshaft Position (CMP) sensor detects the position of the camshaft when piston number one is at a specific top dead center point of its
compression stroke. 

OPERATION

The Variable Reluctance (VRS) signal supplied to the Powertrain Control Module (PCM), is used for synchronization of sequential fuel injector
firing. 

Engine Controls - Engine Surge/Rolling Idle/DTC's Set|Page 2866 > < Engine Controls - Engine Surge/Rolling Idle/DTC's Set|Page 2864