5. The scan tool displays Learn Status: Learned this ignition. If the scan tool indicates that
DTC P0315 ran and passed, the CKP variation learn procedure is complete. If the scan tool
indicates DTC P0315 failed or did not run, refer to
DTC P0315
. If any other DTCs set, refer to
Diagnostic Trouble Code (DTC) List - Vehicle
for the applicable DTC.
6. Turn OFF the ignition for 30 seconds after the learn procedure is completed successfully.
The CKP system variation learn procedure is also required when the following service procedures
have been performed, regardless of whether or not DTC P0315 is set:
• Hold throttle while fuel cut-off occurs.
• An engine replacement
• An ECM replacement
• A harmonic balancer replacement
• A crankshaft replacement
• A CKP sensor replacement
• Any engine repairs which disturb the crankshaft to CKP sensor relationship.
Page 2 of 2
Document ID: 1629748
7/5/2010
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