LEMON Manuals: Even more car manuals for everyone
Home >> Subaru >> 2019 >> Ascent Base >> Repair and Diagnosis (Single Page) >> Engine Performance >> System >> Engine Control System (Diagnostics) (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

DTC detecting condition: 

Detected when two consecutive driving cycles with fault occur.

Trouble symptom: 

NOTE: After the faulty parts are repaired or replaced, perform the final check in Basic Diagnostic Procedure. Ref. to ENGINE (DIAGNOSTICS) (H4DOTC)>BASIC DIAGNOSTIC PROCEDURE>PROCEDURE .
  1. CHECK CONDITION OF CRANKSHAFT POSITION SENSOR. 

    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) (H4DOTC)>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 (H4DOTC)>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 (H4DOTC)>TIMING CHAIN ASSEMBLY .

    No:  Replace the crankshaft position sensor. Ref. to FUEL INJECTION (FUEL SYSTEMS) (H4DOTC)>CRANKSHAFT POSITION SENSOR .