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Solenoid Operation Chart

SOLENOID OPERATION CHART

Transmission Range Selector Lever Position

PCM Gear Commanded

4F50N Solenoids

Eng Brake

SSA

SSB

SSC

P/N ⁽¹⁾

P/N

NO

OFF ⁽²⁾

ON⁽²⁾

OFF

R

R

YES

OFF

OFF

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.