Circuit/System Description

DTC P187E, P18AA, P18AB, P18AC, P18AE, P27EC, P27F0 will set with a hydraulic/mechanical condition.

For an overview of the component/system, refer to

Park - Engine Running (Hydraulic Circuits Without ETRS) , or Park - Engine Running (Hydraulic Circuits With ETRS) , or Park - Engine Running (Mechanical Powerflow)
Reverse (Hydraulic Circuits Without ETRS) , or Reverse (Hydraulic Circuits With ETRS) , or Reverse (Mechanical Powerflow)
Neutral - Engine Running (Hydraulic Circuits Without ETRS) , or Neutral - Engine Running (Hydraulic Circuits With ETRS) , or Neutral - Engine Running (Mechanical Powerflow)
Drive Range, First Gear (Hydraulic Circuits Without ETRS) , or Drive Range, First Gear (Hydraulic Circuits With ETRS) , or Drive Range, First Gear (Mechanical Powerflow)
Drive Range, Second Gear (Hydraulic Circuits Without ETRS) , or Drive Range, Second Gear (Hydraulic Circuits With ETRS) , or Drive Range, Second Gear (Mechanical Powerflow)
Drive Range, Third Gear (Hydraulic Circuits Without ETRS) , or Drive Range, Third Gear (Hydraulic Circuits With ETRS) , or Drive Range, Third Gear (Mechanical Powerflow)
Drive Range, Fourth Gear (Hydraulic Circuits Without ETRS) , or Drive Range, Fourth Gear (Hydraulic Circuits With ETRS) , or Drive Range, Fourth Gear (Mechanical Powerflow)
Drive Range, Fifth Gear (Hydraulic Circuits Without ETRS) , or Drive Range, Fifth Gear (Hydraulic Circuits With ETRS) , or Drive Range, Fifth Gear (Mechanical Powerflow)
Drive Range, Sixth Gear (Hydraulic Circuits Without ETRS) , or Drive Range, Sixth Gear (Hydraulic Circuits With ETRS) , or Drive Range, Sixth Gear (Mechanical Powerflow)
Drive Range, Seventh Gear (Hydraulic Circuits Without ETRS) , or Drive Range, Seventh Gear (Hydraulic Circuits With ETRS) , or Drive Range, Seventh Gear (Mechanical Powerflow)
Drive Range, Eighth Gear (Hydraulic Circuits Without ETRS) , or Drive Range, Eighth Gear (Hydraulic Circuits With ETRS) , or Drive Range, Eighth Gear (Mechanical Powerflow)
Drive Range, Ninth Gear (Hydraulic Circuits Without ETRS) , or Drive Range, Ninth Gear (Hydraulic Circuits With ETRS) , or Drive Range, Ninth Gear (Mechanical Powerflow)
Fluid Passages (Hydraulic Circuits Without ETRS) , or Fluid Passages (Hydraulic Circuits With ETRS)