LI27.00-P-059110

Uncomfortable 1-2, 2-3 and/or 3-4 acceleration upshifts with
cold transmission oil on MODEL 166 and 212 with ENGINE 642
Topic number
LI27.00-P-059110
Version
2
Design group
27.00 General
Date
07-10-2014
Validity
MODEL 166 in combination with ENGINE 642.826
MODEL 212 in combination with ENGINE 642.850
Reason for change
MODEL 212 added
Reason for block
Complaint:
The 1-2, 2-3 and/or 3-4 acceleration upshift can be uncomfortable when the transmission oil is cold.
Cause:
This topic is currently under analysis.
Remedy:
Check the adaptation data of elements B1, K1 and K2.
•
•
If the fill time adaptation (FZA) of the 1-2, 2-3 and/or 3-4 shift is near the positive or negative end stop (+/-20),
please see LI27.00-P-051451.
If the fill time adaptation (FZA) of the 1-2, 2-3 and/or 3-4 shift is in the normal range, please do not perform any
further adaptation test drives or repairs on the transmission.
This LI will be updated accordingly as soon as a remedy is available.
Symptoms
Power transmission / Automatic transmission / Automatic transmission - function / Poor shift quality
Work units
Op. no.
Operation text
Time
Damage
code
Note
27012 45
1-2 shift operation shifts hard
27013 45
2-3 shift operation shifts hard
Validity
Vehicle
Engine
Transmission
E (212)
642.850
722.902
GL (166)
642.826
722.903
07-10-2014 9:10 PM
© Copyright Daimler AG
PARKEGL
Page 1/2
M (166)
07-10-2014 9:10 PM
© Copyright Daimler AG
642.826
PARKEGL
722.903
Page 2/2