DTC P0315: Crankshaft Position System Variation Not Learned
WARNING: This page does not describe the selected car, but rather 32 other vehicles, including the 2011 Mercury Milan, 2011 Mercury Mariner, 2011 Mercury Grand Marquis, 2011 Lincoln Town Car, and 2011 Lincoln Navigator L. However, it is still accessible from the selected car via links, so may be relevant.
P0315 - CRANKSHAFT POSITION SYSTEM VARIATION NOT LEARNED
| For Profile Correction Learning During Drive Cycle | |||
| 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. | ||
| For Neutral Profile Correction Using Scan Tool | |||
| 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: | Complete the Misfire Monitor Neutral Profile Correction procedure using the scan tool. | ||
| Application | Key On Engine Off | Key On Engine Running | Continuous Memory |
| Crown Victoria, Edge, Escape/Mariner, E-Series, Expedition, Explorer, F-150 3.5L, F-150 3.7L, F-150 6.2L, Fiesta, Flex, Focus, F-Series Super Duty, Fusion, Grand Marquis, Milan, MKS, MKT, MKX, MKZ, Navigator, Ranger, Taurus, Town Car, Transit Connect |
GO to PINPOINT TEST HD . | ||
| F-150 5.0L, Mustang |
Refer to the Description, Possible Causes and Diagnostic Aids for the DTC in table. | ||