Transmission, Automatic

 

Repair/maintenance

Transmission pictures collection

Filter and gasket info

Filters and their replacements

Fluid filter replacement

Fluid ATF level

Fluid ATF level (all versions)

Fluid checking ATF level

Fluid ATF change

Fluid ATF  filling in the transmission

Oil pan gasket Porsche 928 S4 A28

Oil pan gasket leaks

Oil pan leaks ATF only after 2 weeks

Oil pan pictures

Shift valves and MB tranny repair

Shift cover removal

Replace Gear selector cable

Brake band piston repair

Clutch plates repair

K1 K2 and B2 worn friction

Gear indicator / lockout switch

 

Diagnose & repair

Trans slip when cooled

Test Torque converter

Torque converter stall speed and drag

Tranny Protection switch

MB722, but very useful diagnose info

Mercedes 733.2 trouble shooting Tips

Mercedes repair manuals and info

Oil temperature sensor

Automatik überholen Merc W107

Transmission front seal repair

AutoTrans B2 band slip

Brake band actuator leak

Clutch B3 repair

Primary pump repair

Quick Ref trouble shooting (722 based)

Reverse signal connector in spare wheel well

 

by Alan Taylor:

1990 Porsche 928 S4 Auto B2 Piston Failure

928 (MB 722.3) Auto Trans B2 Piston Replace

928 Auto Matic transmission 94642

928 Automatic Torque Converter Check

928 First Gear Start Module

928 Flexplate Migration Sept 2005

928 Flexplate Migration

Porsche 928 auto gearbox akp722

928S4 A28 16 Automatic Transmission Mar05

 

Modification

AT Relay to prevent engine start

Kick down

GTS dynamic kickdown option

First gear starts

More on First Gear starts

Transmission firmness

Centrifugal governor

Adjusting vacuum modulator

 

Adjustment

MB Automatic Transmission diagnosis and adjustment

Shifter adjustment

AT cable adjustment

Adjusting control pressure

Vacuum pod for control pressure

 

Torque converter

How the Torque converter works

Torque converter stall speeds and test

Torque converter seal and oil pump

Torque converter rivets updated

 

Theory

Generic AT info and background

Shifting conditions and speeds info

More on shifting operation

AT theory of operation

Slipping Transmission

Up shifts on a 1989 928S4

Retarding during AT shifts, protect switch

Park Brake

Kickdown (relay) operation

 

Mounts

Replacing transmission mounts

Replacing transmission mounts step by step

Transmission Mounts

Misc

Attaching the throttle modulator cable at tranny

Shift cable replacement

Transmission serial code and model

Transmission numbers identification

Valve body particle filter

Automatic transmission  on the track?

Transmission heat isolation and sound damper

 

 

Note: all of the technical information is provided without any filtering. Any damage caused by using or applying the information is the risk of the reader. The publisher (me) can not take any legal responsibility whatsoever. Please do not use any information from this website if you do not accept this condition.
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