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Home >> Nissan-Datsun >> 2004 >> Altima S, Standard >> Repair and Diagnosis >> External Pages >> Different car >> Section 1002 (Automatic Transmission (Re0F09B)) >> Component Diagnosis >> P0868 Secondary Pressure Down >> DTC Logic >> DTC Detection Logic

DTC Detection Logic

WARNING: This page is about a different car, the 2009 Nissan Maxima. However, it is still accessible from the selected car via links, so may be relevant.
DTC DETECTION LOGIC CHART

DTC Item (CONSULT-III screen term) Malfunction is detected when... Possible cause
P0868 SEC/PRESS DOWN Secondary fluid pressure is too low compared with the commanded value while driving.
  • Harness or connectors (Solenoid circuit is open or shorted.)
  • Pressure control solenoid valve B (secondary pressure solenoid valve) system
  • Transmission fluid pressure sensor A (secondary pressure sensor)
  • Line pressure control system
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