Operation CHARM: Car repair manuals for everyone.
Manuals through 2025 now available!

Our trusted friends have launched a new website named LEMON, which has newer manuals. It also contains all the CHARM manuals.

LEMON is the spiritual successor to CHARM, I recommend you try it!

Link: lemon-manuals.la or lemon-manuals.org.ua

(Some people have issue connecting. LEMON is investigating. For now, use Firefox or change your DNS server)

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4F50N

SPECIFICATIONS





Band And Clutch Application Chart

a Above 100�F TFT (Transmission Fluid Temperature)
A = Applied
H = Holding
A/I = Applied/Ineffective
OR = Overrunning
FS = Front Sun Gear
RS = Rear Sun Gear
FC/RR = Front Carrier/Rear Ring Gear





Shift Solenoid Operation Chart

a. When transmission fluid temperature is below 50° then SSA=OFF, SSB=ON, SSC=ON to prevent cold creep.
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.




















Torque Specifications





Flex Plate Torque/Sequence





Transmission Pan Torque/Sequence

Transaxle/Transmission Cooling





Torque Specifications