Solenoid Operation Chart

WARNING: This page is about a different car, the 2004 Mercury Monterey and 2004 Ford Freestar. However, it is still accessible from the selected car via links, so may be relevant.

SOLENOID OPERATION CHART

Transmission Range Selector Lever Position

PCM Gear Commanded

4F50N Solenoids

Eng Brake

SSA

SSB

SSC

P/N ⁽¹⁾

P/N

OFF ⁽²⁾

ON⁽²⁾

OFF

YES

OFF

(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

1
2 ⁽³⁾
3 ⁽³⁾

YES
YES
YES

OFF
OFF
ON

ON
OFF
OFF

OFF
OFF
OFF

⁽¹⁾	When transmission fluid temperature is below 10°C (50°F) then SSA=OFF, SSB=ON, SSC=ON to prevent cold creep in NEUTRAL only.

⁽²⁾	Not contributing to power flow.

⁽³⁾	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.