F4A23 Transaxle

Fig. 10 Transaxle Replacement (Part 2 Of 2) Expo:

Fig. 12 Transaxle Replacement (Part 1 Of 3) Sigma W/F4A23 Transaxle:

Fig. 12 Transaxle Replacement (Part 2 Of 3) Sigma W/F4A23 Transaxle:

Fig. 12 Transaxle Replacement (Part 3 Of 3) Sigma W/F4A23 Transaxle:

Fig. 11 Removing Driveshaft:

Fig. 13 Wheel Bearing Washer & Locknut Installation:

1. Drain transaxle fluid as outlined under MAINTENANCE PROCEDURES/CHANGING FLUID.
2. Remove transaxle assembly in numbered sequence shown in Figs. 10 and 12, noting the following:
a. On Expo models, support engine using engine hanger tool No. MB991191 or equivalent.
b. On all models, after removing the oil cooler hoses, plug to prevent contamination of oil cooler.
c. Removal of the upper heater hose clamp in necessary for upper connecting bolt removal.
d. Loosen, do not remove, tie rod end assembly nut using steering linkage puller tool No. MB991113, or equivalent. Ensure to tie cord of special tool to nearby parts to prevent slippage.
e. Loosen, do not remove, lower ball joint nut using steering linkage puller tool No. MB991113, or equivalent. Ensure to tie cord of special tool to nearby parts to prevent slippage.
f. Insert a pry bar between transaxle case and driveshaft and pry driveshafts from transaxle, Fig. 11. Use puller tool No. MB990241-01, or equivalent to push out righthand driveshaft from front hub. Do not pull on driveshaft as damage to the joint will result.
g. Remove bearing bracket mounting bolts and insert a pry bar between bearing bracket and cylinder block then, remove bearing bracket and shaft assembly.
h. Remove torque converter driveplate bolts prior to removal of transaxle.
i. After removing torque converter bolts, push torque converter toward transaxle so it does not remain on the engine side.
j. Support transaxle assembly using a suitable jack stand then, after moving transaxle to the right, lower transaxle from vehicle.
3. Reverse numbered sequence shown in Figs. 10 and 12 to install transaxle, noting the following:
a. Ensure to install washer and wheel bearing nut in direction shown, Fig. 13.
b. After installing wheel, lower vehicle to ground and finally tighten wheel bearing nut. If position of cotter pin holes do not match, torque nut up to 188 ft. lbs. maximum to align holes.
c. Ensure all electrical connections and ground connections are clean and tight.
d. Refill transaxle with fluid as outlined under MAINTENANCE PROCEDURES/CHANGING FLUID.
e. Ensure proper operation of selector and control cables. Adjust if necessary.