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Home >> Nissan-Datsun >> 2014 >> Versa SL >> Repair and Diagnosis >> Engine Performance >> System >> Engine Control System (Diagnostic Codes & Symptom Tests) >> DTC/Circuit Diagnosis >> DTC P1078: EVT Control Position Sensor >> DTC Logic >> DTC Detection Logic
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DTC Detection Logic

NOTE: If DTC P0340 is displayed with DTC P0643, first perform the trouble diagnosis for DTC P0643. Refer to "DTC LOGIC ".
DTC No. Trouble diagnosis name (Trouble diagnosis content) DTC detecting condition Possible cause
P1078 EXH TIM SEN/CIRC-B1
(Exhaust camshaft position sensor circuit)
An excessively high or low voltage from the sensor is sent to ECM.
  • Harness or connectors (Exhaust camshaft position sensor circuit is open or shorted)
  • Accumulation of debris to the signal pick-up portion of the camshaft
  • Exhaust camshaft position sensor