Shift Solenoid Failure Mode Chart Failed ON or Failed OFF
WARNING: This page is about a different car, the 2009 Mercury Sable, 2009 Ford Taurus X, and 2009 Ford Taurus. However, it is still accessible from the selected car via links, so may be relevant.
Failed ON/OFF due to PCM and/or vehicle wiring concerns and/or solenoid electrically, mechanically or hydraulically stuck ON/OFF.
SHIFT SOLENOID A (SSA)
| Gear Commanded | Actual Gears Obtained | |
|---|---|---|
| Failed ON (High Pressure) | Failed OFF (Low Pressure) | |
| R | R | R |
| D | 1, 2, 3, 4 | 5, 6 |
SHIFT SOLENOID B (SSB)
| Gear Commanded | Actual Gears Obtained | |
|---|---|---|
| Failed ON (Low Pressure) | Failed OFF (High Pressure) | |
| R | Na | R |
| D | 1, 2, 4, 6 | 3, 5 |
a Reverse is available if the solenoid circuit failed causing transaxle solenoid power control solenoid to remove voltage to all solenoids.
SHIFT SOLENOID C (SSC)
| Gear Commanded | Actual Gears Obtained | |
|---|---|---|
| Failed ON (High Pressure) | Failed OFF (Low Pressure) | |
| R | R | R |
| D | 2, 6 | 1, 3, 4, 5 |
SHIFT SOLENOID D (SSD)
| Gear Commanded | Actual Gears Obtained | |
|---|---|---|
| Failed ON (Low Pressure) | Failed OFF (High Pressure) | |
| R | Na | R |
| D | 1, 2, 3b | 4, 5, 6 |
a Reverse is available if the solenoid circuit failed causing transaxle solenoid power control solenoid to remove voltage to all solenoids.
b No engine braking.
SHIFT SOLENOID E (SSE)
| Gear Commanded | Actual Gears Obtained | |
|---|---|---|
| Failed ON (High Pressure) | Failed OFF (Low Pressure) | |
| R | R | R |
| D | 1, 2 | 1a , 2, 3, 4, 5, 6 |
a No engine braking.