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Home >> Infiniti >> 2023 >> QX80 Premium Select, RWD >> Repair and Diagnosis >> Engine Performance >> System >> Engine Control System (DTCS) (3 Of 5) >> Engine (ECM) >> DTC P0335: CKP Sensor >> DTC Description >> DTC Detection Logic
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DTC Detection Logic

NOTE: If DTC P0335 is displayed with DTC P0643, first perform the trouble diagnosis for DTC P0643.

Refer to DTC Description .

DTC No.

Trouble diagnosis name

(Trouble diagnosis content)

DTC detecting condition

Possible cause

P0335

CKP SEN/CIRCUIT

(Crankshaft position sensor circuit)

  • The crankshaft position sensor signal is not detected by the ECM during the first few seconds of engine cranking.
  • The proper pulse signal from the crankshaft position sensor is not sent to ECM while the engine is running.
  • The crankshaft position sensor signal is not in the normal pattern during engine running.
  • Harness or connectors

    (Crankshaft position sensor circuit is open or shorted.)

  • Crankshaft position sensor
  • Signal plate