P0315 - Crankshaft Position System Variation Not Learned
WARNING: This page is about a different car, the 2012 Ford Pickup, 2012 Ford F550 Super Duty, 2012 Ford F450 Super Duty, and 2012 Ford Cab & Chassis. However, it is still accessible from the selected car via links, so may be relevant.
P0315 - CRANKSHAFT POSITION SYSTEM VARIATION NOT LEARNED
| Description: The powertrain control module (PCM) has not learned the crankshaft pulse wheel tooth spacing. This DTC disables the misfire monitor. | |||
Possible Causes:
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| Diagnostic Aids: Requires visual inspection of the CKP sensor and the crankshaft pulse wheel teeth for damage. | |||
| Application | Key On Engine Off | Key On Engine Running | Continuous Memory |
| All | GO to PINPOINT TEST D . | ||