Safety Warning
DIY auto repair can cause serious injury, fire, or vehicle damage. These guides are for informational purposes only. Always follow OEM torque specs, wear PPE, and consult a certified mechanic if you are unsure. You are solely responsible for your safety.
Disassembling Planetary Transmission
Transmission is attached to transmission support device 3336.
Place container under the transmission.
Remove sealing plug -1- and ATF overflow pipe -2-. See Fig 1 . Drain ATF.
Seal ATF cooler connections.
Take out torque converter.
Secure transmission to assembly support with bolts -1- and -2- (M10). See Fig 2 .
Remove transmission support device 3336.
Remove transmission housing cover with gasket (arrows). See Fig 3 .
Remove sump. Remove ATF screen.
Remove valve body with conductor strip. See VALVE BODY, REMOVING AND INSTALLING .
Take out sealing plugs for -B1-. See Fig 4 .
Remove ATF pump bolts (arrows). See Fig 5 .
Screw bolts -A- (M8) into the tapped holes of ATF pump. See Fig 6 .
Press ATF pump off transmission by turning the bolts -A- evenly.
Remove strainer if installed. See Fig 7 .
The strainer is installed in the ATF cooler pipe.
Take out all clutches with supporting tube, -B2- plates, springs and spring caps together. See Fig 8 .
On some transmissions the clutches -K1- and -K3- may be pressed together. Clutch -K1- must only be pressed off -K3- if one of the clutches is to be disassembled or replaced. See Pressing Clutch -K1- Off -K3- .
Engage parking lock.
Insert screwdriver through hole of large sun gear to loosen and tighten bolt for small input shaft. See Fig 9 .
Loosen small input shaft bolt -arrow-. See Fig 10 .
Remove small input shaft bolt, washer and shim. Planet carrier axial needle bearing remains in transmission/input gear. Pull out small input shaft.
Pull out large input shaft (arrow). See Fig 11 .
Pull out large sun gear (arrow). See Fig 12 .
Remove transmission vehicle speed sensor (VSS) -G38-. See DIAGNOSIS - 01P article.
Remove supporting tube circlip -a- and freewheel circlip -b-. See Fig 13 . Take freewheel out of transmission housing by pulling on freewheel retaining wedge -arrow- with pliers.
Pull out planet carrier with dished spring. See Fig 14 .
Remove reverse gear brake -B1- plates.
For assembling planetary transmission procedures, see Assembling Planetary Transmission .
NO RELATED
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When to See a Mechanic
Stop DIY work and contact a certified mechanic immediately if any of the following apply:
- • You smell fuel, burning insulation, or see smoke.
- • Brakes feel soft, pull hard to one side, or make grinding noises.
- • The engine overheats, stalls repeatedly, or misfires under load.
- • You are missing required tools, torque specs, or safe lifting equipment.
- • You are not confident in the next step or safety outcome.