24 00 ... Topping Up Fluid Additive In Event Of Friction Coefficient Fluctuations During Gearshifts From 3rd to 4th and 4th to 3rd (6HP26)

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Special tools required:

00 2 080

Necessary preliminary tasks:

Raise vehicle
Remove transmission underbody protection if necessary
For safety reasons (danger of burning), allow transmission fluid to cool down to a temperature below 40°C
Read out transmission fluid temperature with Diagnosis and Information System (DIS)

The following procedure applies to replacing 1 liter of ATF with 1 liter of Life Guard Fluid One additive.

BMW part number: 83 29 0 422 194

A distinction must be made here between transmissions with plastic oil sumps and sheet metal oil sumps!

IMPORTANT:

A sticker indicating that 1 liter of ATF has been replaced with 1 liter of Life Guard Fluid One additive must be stuck to the oil sump!

If a sticker is already attached, do not under any circumstance repeat the replacement procedure again!

WARNING: Read and follow safety instructions on the bottle of the ZF Life Guard Fluid One additive.

Transmission with plastic oil sump:
When engine is stopped, open 8 A/F transmission filler plug (1) and drain off 1 liter of transmission fluid.

Catch transmission fluid in a measurement container.

Fig 1: Identifying Transmission Filler Plug
Courtesy of BMW OF NORTH AMERICA, INC.

Start engine and allow engine to idle in with selector lever in P position.

Pour in 1 liter of ZF Life Guard Fluid One additive with special tool 00 2 080 .

Screw in transmission filler plug.

Installation:

Tightening torque: 35 Nm.

Attach the notice sticker supplied with the bottle to the side of the oil sump next to the fluid filler plug.

Then carry out a fluid level adjustment to exclude the possibility of minimum filling. See 00 11 500 CHECKING/TOPPING UP FLUID LEVEL IN AUTOMATIC TRANSMISSION (GA6HP26Z/6HP32Z) .

Fig 2: Identifying Special Tool (00 2 080)
Courtesy of BMW OF NORTH AMERICA, INC.
Transmission with sheet metal oil sump:
When engine is stopped, open transmission filler plug in dome of oil sump (17 A/F hexagon socket head cap screw) and drain off 1 liter of transmission fluid.

Catch transmission fluid in a measurement container.

Fig 3: Locating Hexagon Socket Head Cap Screw
Courtesy of BMW OF NORTH AMERICA, INC.

Start engine and allow engine to idle in with selector lever in P position.

Pour in 1 liter of ZF Life Guard Fluid One additive with special tool 00 2 080 .

Screw in transmission filler plug.

Installation:

Tightening torque: 80 Nm.

Attach the notice sticker supplied with the bottle to the back of the oil sump next to the fluid filler plug.

Then carry out a fluid level adjustment to exclude the possibility of minimum filling. See 00 11 500 CHECKING/TOPPING UP FLUID LEVEL IN AUTOMATIC TRANSMISSION (GA6HP26Z/6HP32Z) .

Fig 4: Identifying Special Tool (00 2 080)
Courtesy of BMW OF NORTH AMERICA, INC.