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Home >> Infiniti >> 2017 >> QX70 AWD >> Repair and Diagnosis >> Engine Performance >> System >> Engine Control System (DTCS) (3 Of 4) >> DTC/Circuit Diagnosis >> DTC P1089, P1092: VVEL Control Shaft Position Sensor >> DTC Logic >> DTC Detection Logic
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DTC Detection Logic

NOTE:

If DTC P1089 or P1092 is displayed with DTC P1608, first perform the trouble diagnosis for DTC P1608.

Refer to DTC LOGIC .

DTC No. Trouble Diagnosis Name DTC Detecting Condition Possible Cause
P1089 VVEL control shaft position Sensor (bank 1) circuit
  • An excessively low voltage from the Sensor is sent to VVEL Control Module.
  • An excessively high voltage from the Sensor is sent to VVEL Control Module.
  • Rationally incorrect voltage is sent to VVEL Control Module compared with the signals from VVEL control shaft position Sensor 1 and VVEL control shaft position Sensor 2.
  • Harness or connectors

    (VVEL control shaft position Sensor circuit is open or shorted.)

  • VVEL control shaft position Sensor
  • VVEL Control Module
P1092 VVEL control shaft position Sensor (bank 2) circuit
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