LEMON Manuals: Even more car manuals for everyone
Home >> Ford >> 2012 >> Explorer Base, 3.5 8, AWD, 6F50 >> Repair and Diagnosis >> Engine Performance >> Testing & Diagnosis >> Engine Controls (Except Diesel & Hybrid) - Powertrain DTC Descriptions - DTC P0193 - P0563 >> DTC P0315: Crankshaft Position System Variation Not Learned

DTC P0315: Crankshaft Position System Variation Not Learned

P0315 - CRANKSHAFT POSITION SYSTEM VARIATION NOT LEARNED

For Neutral Profile Correction Using Scan Tool 
Description:  The PCM has not learned the crankshaft pulse wheel tooth spacing. This DTC disables the misfire monitor.
Possible Causes: 
  • PCM replacement
  • Internal PCM non-volatile random access memory (NVRAM) error
Diagnostic Aids:  Complete the Misfire Monitor Neutral Profile Correction procedure using the scan tool.
For All Others 
Description:  The PCM is unable to learn and correct for mechanical inaccuracies in crankshaft pulse wheel tooth spacing. This DTC disables the misfire monitor.
Possible Causes: 
  • Damaged crankshaft pulse wheel teeth
  • Damaged crankshaft position (CKP) sensor
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 
F-150 5.0L,
Mustang		 Refer to the Description, Possible Causes and Diagnostic Aids for the DTC.
All others GO to PINPOINT TEST HD .
scientia non olet · About LEMON Manuals