Automatic Transaxle Overhaul & Testing - 4T40-E & 4T45-E: Wiring Daewoo Nubira II

INPUT SPEED SENSOR & WIRING HARNESS

Disconnect wiring harness connector at input speed sensor. Remove input speed sensor bolt and sensor. Remove wire retainer clip bolt and retainer clip. (Scheme 35) Remove pass-through connector. Push tool onto pass-through connector from outside of transaxle case to compress pass-through connector retaining tabs. With retaining tabs compressed, use a screwdriver to remove pass-through connector through inside of transaxle case. Remove wiring harness. (Scheme 36)

Scheme 35

Scheme 36

Scheme 37

Scheme 38

1. Remove driven sprocket-to-driven sprocket support thrust washer (if necessary). Remove driven sprocket support assembly. see scheme 9 Remove 2nd clutch plates. Plates consist of one waved plate, 3 steel plates, 3 friction plates and one backing plate. (Scheme 37) Remove driven sprocket support-to-reverse input clutch housing thrust washer. Remove reverse input clutch housing and 2nd roller clutch assembly.
2. Remove intermediate-4th band. see scheme 3 Remove coast and direct clutch and reaction carrier assembly. Keep bearing assembly and selective thrust washer located on top of assembly. Remove input carrier and reaction internal gear assembly. Bearing assembly is permanently located in input carrier. Remove input carrier-to-forward clutch hub thrust bearing. Thrust bearing may have remained with input carrier.
3. Remove input flange and forward clutch hub assembly. Remove forward clutch hub-to-race thrust washer. Thrust washer may be attached to forward clutch hub. Remove forward clutch assembly and low-reverse band. Using a screwdriver, remove forward clutch support snap ring from transaxle case.
4. Remove forward clutch support and low roller clutch assembly. Keep forward clutch housing-to-forward clutch support thrust bearing with forward clutch support assembly. Parking pawl may need to be depressed to allow forward clutch support to be removed.
5. Remove output shaft, final drive assembly and final drive sun gear as an assembly. Remove differential carrier-to-case thrust bearing. Thrust bearing may be removed with final drive assembly. Remove final drive internal gear. NOTE: Fretting ring is located in case ring groove. (Scheme 38) Fretting ring does not need to be removed unless damaged.
6. Remove manual shaft-to-transaxle case pin. Remove manual shaft and detent lever assembly by pushing manual shaft into case. Parking lock actuator assembly will remain attached to detent lever until assembly is removed. Remove manual shaft seal from case. (Scheme 39) Be careful not to damage case bore during removal.
7. Install Seal Remover (J-41239-10) between cooler line seal and transaxle case. Pivot seal remover back and forth against transaxle case as necessary to remove seals. (Scheme 40)
8. Insert 3 Puller Legs (J-41103-1) under torque converter seal. (Scheme 41) Insert Support Body (J-41103-3) over stator shaft. Insert Puller Bridge (J-41103-2) over support body and connect puller legs into slots on puller bridge. Tighten forcing screw on puller bridge until puller legs remove torque converter seal. Discard torque converter seal after removal.
9. Remove 6 bolts from drive sprocket support. Remove drive sprocket support from case. see scheme 3 Using screwdriver, remove right side axle oil seal from transaxle case. DO NOT damage case bore.

Scheme 39

Scheme 40

Scheme 41