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Home >> Subaru >> 2020 >> Crosstrek Base, Automatic CVT Trans >> Repair and Diagnosis >> External Pages >> Different variant/trim >> Section 24 (Engine Control System (Diagnostics) (HEV) (2 Of 4)) >> Diagnostic Procedure with Diagnostic Trouble Code (DTC) >> DTC P0336: Crankshaft Position Sensor "A" Circuit Range/Performance >> Notes

DTC P0336: Crankshaft Position Sensor "A" Circuit Range/Performance: Notes

WARNING: This page is about a different variant/trim than selected.
  1. DTC detecting condition: 

    Detected when two consecutive driving cycles with fault occur.

    Trouble symptom: 

    • Engine stall
    • Failure of engine to start
    NOTE: After the faulty parts are repaired or replaced, perform the final check in Basic Diagnostic Procedure. Ref. to ENGINE (DIAGNOSTICS) (H4DO (HEV))>BASIC DIAGNOSTIC PROCEDURE>PROCEDURE .
G13615284Courtesy of SUBARU OF AMERICA, INC.
  1. CHECK CONDITION OF CRANKSHAFT POSITION SENSOR  .
    1. Turn the ignition switch to OFF.
    2. Check the installation condition of crankshaft position sensor.

      Is the crankshaft position sensor installation bolt tightened securely?

      Yes:  Go to  2.

      No:  Tighten the crankshaft position sensor installation bolt securely. Ref. to FUEL INJECTION (FUEL SYSTEMS) (H4DO (HEV))>CRANKSHAFT POSITION SENSOR>INSTALLATION .

  2. CHECK CRANKSHAFT POSITION SENSOR PLATE  .

    Check the crankshaft position sensor plate.

    Is there crack or damage in the crankshaft position sensor plate teeth?

    Yes:  Replace the crankshaft position sensor plate. Ref. to MECHANICAL (H4DO (EXCEPT FOR HEV))>CYLINDER BLOCK .

    No:  Go to  3.

  3. CHECK INSTALLATION CONDITION OF TIMING CHAIN  .

    Turn the crankshaft, and align alignment mark on crank sprocket with alignment mark on cylinder block.

    ST 18252AA000 CRANKSHAFT SOCKET 

    Is the timing chain dislocated from its proper position?

    Yes:  Correct the installation condition of timing chain. Ref. to MECHANICAL (H4DO (EXCEPT FOR HEV))>TIMING CHAIN ASSEMBLY .

    No:  Replace the crankshaft position sensor. Ref. to FUEL INJECTION (FUEL SYSTEMS) (H4DO (HEV))>CRANKSHAFT POSITION SENSOR .