P0336 – Crankshaft Position Sensor A Circuit Range/Performance

Meaning:

When the PCM has not received proper information from CKP sensor, the P0336 happens
The P0336 is triggered when the PCM has not received proper information from CKP sensor

The PCM has not received proper information from CKP sensor and therefore cannot adjust ignition timing and fuel injection accordingly.

Main Symptoms:

  • Check Engine Light comes on
  • Engine may fail to start
  • Intermittent stalling
  • Intermittent misfire

Possible Causes:

  • Defective CKP sensor
  • Problem with CKP sensor wiring
  • Reluctor ring is dislodged from its stationary location
  • Reluctor ring is broken
  • PCM has failed (least likely)

Diagnostic Steps:

  • Visually inspect CKP sensor for wiring issues
  • Inspect reluctor ring if it has broken/damaged teeth or dirt lodged in the teeth
  • Check sensor resistance and compare with manufacturer specs. If they don’t match replace sensor

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