DTC P0315 - Crankshaft Position System Variation Not Learned
WARNING: This page does not describe the selected car, but rather 32 other vehicles, including the 2009 Mercury Mountaineer, 2009 Mercury Milan, 2009 Mercury Mariner, 2009 Mercury Grand Marquis, and 2009 Lincoln Town Car. However, it is still accessible from the selected car via links, so may be relevant.
DTC P0315 - CRANKSHAFT POSITION SYSTEM VARIATION NOT LEARNED
| Description: | The powertrain control module (PCM) is unable to learn and correct for mechanical inaccuracies in 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 HD . |