Mercedes-Benz Transmission Lubricant Type
Lubricant Type
Temperature:
°F (°C)
SAE
Viscosity
Synthetic transmission
lubricant meeting Eaton PS-
386 lubricant specification
All
—
Table 9, Mercedes-Benz Transmission Lubricant Type
Mercedes-Benz Transmission Lubricant Capacities
Transmission Model
Refill Capacity:
*
qt (L)
MBT660S-6O
9.5 (9.0)
MBT520S-6D
9.5 (9.0)
*
Quantities listed are approximate. Fill the transmission until the lubricant
is level with the bottom of the fill hole, with the vehicle in normal operating
position.
Table 10, Mercedes-Benz Transmission Lubricant
Capacities
NOTICE
Use only approved synthetic transmission lubri-
cant that meets the requirements of the Eaton PS-
386 lubricant specification. Do not mix fluid types.
Adding lubricants that are not approved for use in
the transmission could damage the radial seals.
2.
Clean the fill plug before installing it.
3.
Install the fill plug (p/n N000908 020001) and a
new aluminum gasket (p/n N 00763 024105).
Tighten the fill plug 42 lbf·ft (57 N·m).
26–07 Mercedes-Benz
Transmission Leak
Checking
1.
Park the vehicle on a level surface. Apply the
parking brakes and chock the rear tires.
2.
Check for signs of leakage at the breather. See
2.1
If leakage is found, check the breather for
a missing cap. Replace the cap if neces-
sary.
2.2
Check the fluid level at the fill plug. If the
level is too high, correct the fluid level.
3.
Check for signs of leakage at the cap seal on the
shift lever. If the cap seal is damaged, replace it.
4.
Check for signs of leakage at the radial seal on
the output shaft. If leakage is found, remove the
output yoke (end yoke) and replace the seal. For
procedures, see
Section 26.02, Subject 120
of
the
Business Class® M2 Workshop Manual
.
f260006b
10/05/94
A
B
A. Full
B. Low
Fig. 8, Mercedes-Benz Transmission Fluid Level
Checking
05/22/2001
f261101
1
2
3
4
5
6
7
8
9
NOTE: The transmission is shown from the left-hand
side.
1.
Shift Lever Cap Seal
2.
Breather
3.
Output Shaft Radial Seal
4.
Countershaft Cover Plate
5.
Transmission Fluid Fill Plug
6.
Transmission Fluid Drain Plug
7.
Gear Case Seals
8.
Clutch Slave Cylinder
9.
Input Shaft Radial Seal
Fig. 9, Mercedes-Benz Transmission Leak Check
Transmission
26
Business Class M2 Maintenance Manual, March 2016
26/10
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