Solenoid Operation Chart
SOLENOID OPERATION CHART
| Transmission Range Selector Lever Position | PCM Gear Commanded | 4F50N Solenoids | |||
|---|---|---|---|---|---|
| Eng Brake | SSA | SSB | SSC | ||
| P/Na | P/N | NO | OFFb | ONb | OFFa |
| R | R | YES | OFF | ON | OFF |
| Overdrive (Circle D) (OVERDRIVE) | 1 2 3 4 |
NO NO NO YES |
OFF OFF ON ON |
ON OFF OFF ON |
OFF OFF ON ON |
| D (DRIVE) | 1 2 3 |
NO NO YES |
OFF OFF ON |
ON OFF OFF |
OFF OFF OFF |
| MANUAL 1 | 1c 2c 3c |
YES YES YES |
OFF OFF ON |
ON OFF OFF |
OFF OFF OFF |
a When transmission fluid temperature is below 10°C (50°F) then SSA=OFF, SSB=ON, SSC=ON to prevent cold creep in NEUTRAL only.
b Not contributing to power flow.
c When a manual pull-in occurs above calibrated speed, the transaxle will downshift from the higher gear until the vehicle speed drops below this calibrated speed.