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Home >> Chevrolet >> 2012 >> Traverse LS, AWD >> Repair and Diagnosis >> Engine Performance >> System >> Engine Controls/Fuel - 3.6L - DTC P0010 To DTC P0338 >> Diagnostic Information and Procedures >> DTC P0315 >> Circuit/System Testing
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Circuit/System Testing

NOTE:

The Crankshaft Position System Variation Learn Procedure may have to be repeated up to 5 times before the procedure is successful.

  1. Perform the Crankshaft Position System Variation Learn . The scan tool should display Learned this Ignition.
  2. If the Crankshaft Position System Variation Learn Procedure cannot be performed successfully, inspect for the following conditions:
    • Worn crankshaft main bearings
    • A damaged or misaligned reluctor wheel
    • Excessive crankshaft runout
    • A damaged crankshaft-Refer to Crankshaft And Bearing Cleaning And Inspection .
    • Interference in the signal circuit of the crankshaft position sensor
    • The ignition switch is in the ON position until there is insufficient system voltage.
    • An ECM power disconnect with the ignition ON that may have erased the crankshaft position system variation values and set DTC P0315
    • Debris between the crankshaft position sensor and the reluctor wheel
    • If the control module is unable to complete the learn procedure, replace the control module.
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