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Home >> Chevrolet >> 1997 >> Venture Base, Van Passenger Extended >> Repair and Diagnosis >> Engine Performance >> System >> Engine Control System - Tests W/Codes >> Diagnostic Trouble Codes >> DTC P1336 - CKP System Variation Not Learned >> Learn Procedure

Learn Procedure

  1. Set parking brake. Start engine and allow coolant to reach 158°F (70°C). Turn ignition off.
  2. Select "Crankshaft Position Variation Learn Procedure" from scan tool special functions list. Follow instructions displayed on scan tool. If procedure terminates before completion, see Diagnostic Aids  .
  3. Check status of DTC P1336. If scan tool indicates DTC P1336 ran and passed, the crankshaft position system variation learn procedure is complete. If scan tool indicates DTC P1336 failed or did not run, check for other DTCs. If no DTCs other than P1336 are set, repeat learn procedure.
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