E 350 V10-6.8L VIN S (2006)
Shift Solenoid: Application and ID
Electronic Pressure Control (EPC) Solenoid
The EPC solenoid regulates transmission pressure. EPC valve pressure is used to control line pressure.
Torque Converter Clutch (TCC) Solenoid
The TCC solenoid is used to control the apply and release of the TCC.
Shift Solenoid - SSA, SSB
Two on/off shift solenoids provide gear selection of 1st through 4th gears by controlling the pressure to the 3 shift valves. One unit containing the 2
shift solenoids is located in the main control valve body. The shift solenoids are 2-way, normally open style.
Solenoid Operation Chart
a When a manual pull-in occurs above a calibrated speed, the transmission will not downshift from the higher gear until the vehicle speed drops below
this calibrated speed.
EC = Electronically Controlled
HD = Hydraulically Disabled
