DTC Detection Logic

WARNING: This page is about a different car, the 2019 Infiniti QX60. However, it is still accessible from the selected car via links, so may be relevant.

DTC

CONSULT screen terms

(Trouble diagnosis content)

DTC detection condition

Possible causes

P084D

FLUID PRESS SEN/SW H

(Transmission Fluid Pressure Sensor/Switch "H" Circuit High)

When all of the following conditions are satisfied and this state is maintained for 5 seconds:

CVT fluid temperature: More than -20 deg.C (-4 deg.F)
TCM power supply voltage: More than 11 V
Primary pressure sensor voltage: 4.7 V or more

Harness or connector
(Primary pressure sensor circuit is open or shorted to ground)
Primary pressure sensor
Control valve assembly