Shift Solenoid - SSA, SSB
WARNING: This page is about a different car, the 2008 Ford RV Cutaway, 2008 Ford Econoline, and 2008 Ford Cutaway. However, it is still accessible from the selected car via links, so may be relevant.
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
| Selector Lever Position | PCM Commanded Gear | Solenoids | ||
|---|---|---|---|---|
| SSA | SSB | TCC | ||
| P/R/N | 1 | ON | OFF | HD |
| Overdrive (Circle D) | 1 | ON | OFF | HD |
| Overdrive (Circle D) | 2 | OFF | OFF | EC |
| Overdrive (Circle D) | 3 | OFF | ON | EC |
| Overdrive (Circle D) | 4 | ON | ON | EC |
| w/OD OFF | ||||
| 1 | 1 | ON | OFF | HD |
| 2 | 2 | OFF | OFF | EC |
| 3 | 3 | OFF | ON | EC |
| Manual 2 | 2 | OFF | OFF | EC |
| Manual 1 | 1 | ON | OFF | HD |
| 1a | 2 | OFF | OFF | EC |
| EC = Electronically Controlled HD = Hydraulically Disabled |
||||
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.