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Home >> Infiniti >> 2014 >> QX60 Base, FWD >> Repair and Diagnosis >> External Pages >> Different car >> Section 47 (Automatic Transmission (Re0F10E) (DTC/Circuit Diagnosis) (Except Hybrid) (2 Of 2)) >> DTC/Circuit Diagnosis >> DTC P0779: Pressure Control Solenoid B >> DTC Logic >> DTC Detection Logic

DTC Detection Logic

WARNING: This page is about a different car, the 2016 Infiniti QX60. However, it is still accessible from the selected car via links, so may be relevant.
DTC Trouble diagnosis name DTC detection condition Possible causes
P0779 Pressure control solenoid B Intermittent When all of the following conditions are satisfied and this state is maintained for 0.2 seconds:
  • TCM power supply voltage: More than 11 V
  • P0778 is not detected
  • TCM judges that solenoid valve circuit is open or shorted to power supply.
  • Harness or connector

    (Secondary pressure solenoid valve circuit open or shorted to power supply)

  • Secondary pressure solenoid valve
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