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Home >> Infiniti >> 2015 >> QX60 Base, FWD >> Repair and Diagnosis >> Transmission >> Automatic Trans >> Automatic Transmission (Re0F10J) (Diagnostic Trouble Codes (DTCS), Symptom Diagnosis And R & I) (Except Hybrid) >> DTC/Circuit Diagnosis >> DTC P0848: Transmission Fluid Pressure Sen/SW B >> DTC Logic >> DTC Detection Logic

DTC Detection Logic

DTC CONSULT screen terms
(Trouble diagnosis content)
DTC detection condition Possible causes
P0848 FLUID PRESS SEN/SW B
(Transmission Fluid Pressure Sensor/Switch B Circuit Low)
When all of the following conditions are satisfied and this state is maintained for 5 seconds:
  • CVT fluid temperature: More than - 20°C (- 4°F)
  • TCM power supply voltage: More than 11 V
  • Instruction secondary pressure: 5.7 MPa or less
  • Secondary pressure sensor voltage: 4.7 V or more
  • Harness or connector

    (Secondary pressure sensor circuit is shorted to power supply)

  • Secondary pressure sensor
  • Control valve assembly