LI27.50-P-049710

Service Bulletin Details

Public Details for: LI27.50-P-049710

"shift quality complaints and/or automatic transmission in limp-home mode in combination with fault codes P060600, P072000, P072200, P072300, P072364, P072900, P073000 P073100, P073200, P073300, P073400, P073500, P076F00"


- 2014 - 2013 -

Shift quality complaints and/or automatic transmission in
limp-home mode in combination with fault codes P060600,
P072000, P072200, P072300, P072364, P072900, P073000
P073100, P073200, P073300, P073400, P073500, P076F00
Topic number
LI27.50-P-056467
Version
7
Design group
27.50 Gear assembly
Date
01-07-2014
Validity
Model series 231 and X 218 with CODE 803
Model series 166, X204, model series 207, model series
212, model series 218 and model series 231 with CODE
804
Reason for change
Remedy adapted.
Reason for block
Complaint:
Shift quality complaints and/or automatic transmission in limp-home mode in combination with one or more of the
following fault codes: P060600, P072000, P072200, P072300, P072364, P072900, P073000, P073100, P073200,
P073300, P073400, P073500, P076F00.
Cause:
The output speed sensor can wander out of the signal trigger range due to mechanical vibrations. Under certain circumstances this can result in a failure to register the output speed of the automatic transmission until the next ignition
cycle.
Remedy:
The following Xentry Diagnostics add-ons must be installed for the following remedies:
•
Add-on 2889, 2908 and 2938 for DVD 05/2013
•
Add-on 2909 and 2939 for DVD 07/2013
Before carrying out the remedies, please check the corresponding vehicle data card for the necessary CODE (all specified code conditions must be fulfilled simultaneously).
Remedy for vehicles with CODE 804, without CODE 32A, without CODE 35A, without CODE 01A, or model series
231 with CODE 803:
If the fully integrated transmission control (VGS) has no faults other than those listed, update the software of the automatic transmission.
If faults indicating a defective integrated transmission control module (VGS) other than the above exist, install a VGS
repair kit A 000 270 35 00 and then update the software of the automatic transmission.
Remedy for vehicles with CODE 804, with CODE 01A, without CODE 32A, without CODE 35A, or X218 with CODE
803:
If the fully integrated transmission control (VGS) has no faults other than those listed, update the software of the automatic transmission.
If faults indicating a defective integrated transmission control module (VGS) other than the above exist, install a VGS
repair kit A 000 270 34 00 and then update the software of the automatic transmission.
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© Copyright Daimler AG
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Remedy for vehicles with CODE 804, with CODE 32A, without CODE 01A:
Install the fully integrated transmission control repair kit A 000 270 35 00 and update the software of the automatic
transmission.
Remedy for vehicles with CODE 804, with CODE 32A, with CODE 01A:
Install the fully integrated transmission control repair kit A 000 270 34 00 and update the software of the automatic
transmission.
Supplementary information:
If no fault codes are present, VGS repair should only be performed if requested by the technical market support department. In this case, you will receive information on emergency start of the repair procedure from the technical market support department. Create a PTSS case and attach:
•
Initial Quicktest
•
VGS Control Unit Log
•
EEPROM in *.log file format
Symptoms
Power transmission / Automatic transmission / Automatic transmission - function / General
Power transmission / Automatic transmission / Automatic transmission - function / No power flow
Power transmission / Automatic transmission / Automatic transmission - function / Electrical fault/Fault code
Power transmission / Automatic transmission / Automatic transmission - function / Poor shift quality
Control unit/fault code
Control unit
Fault code
Fault text
VGS - Fully integrated transmission control (Y3/8n4)
(VGS4NAG2)
P060600
Component 'Y3/8n4 (Fully integrated transmission control control
unit)' is defective.
VGS - Fully integrated transmission control (Y3/8n4)
(VGS4NAG2)
P073400
Gear 4 is implausible or the transmission is slipping. _
VGS - Fully integrated transmission control (Y3/8n4)
(VGS4NAG2)
P073500
Gear 5 is implausible or the transmission is slipping. _
VGS - Fully integrated transmission control (Y3/8n4)
(VGS4NAG2)
P076F00
Gear 7 is implausible or the transmission is slipping. _
VGS - Fully integrated transmission control (Y3/8n4)
(VGS4NAG2)
P072000
The rpm sensor 'Output shaft' has an electrical fault. _
VGS - Fully integrated transmission control (Y3/8n4)
(VGS4NAG2)
P072200
The signal of rpm sensor "Output shaft" is missing. _
VGS - Fully integrated transmission control (Y3/8n4)
(VGS4NAG2)
P072300
Rpm sensor "Output shaft" has a sporadic malfunction. _
VGS - Fully integrated transmission control (Y3/8n4)
(VGS4NAG2)
P072364
Rpm sensor "Output shaft" has a sporadic malfunction. There is
an implausible signal.
VGS - Fully integrated transmission control (Y3/8n4)
(VGS4NAG2)
P072900
Gear 6 is implausible or the transmission is slipping. _
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VGS - Fully integrated transmission control (Y3/8n4)
(VGS4NAG2)
P073000
There is an impermissible transmission ratio. _
VGS - Fully integrated transmission control (Y3/8n4)
(VGS4NAG2)
P073100
Gear 1 is implausible or the transmission is slipping. _
VGS - Fully integrated transmission control (Y3/8n4)
(VGS4NAG2)
P073200
Gear 2 is implausible or the transmission is slipping. _
VGS - Fully integrated transmission control (Y3/8n4)
(VGS4NAG2)
P073300
Gear 3 is implausible or the transmission is slipping. _
Parts
Part number
ES1 ES2 Designation
Quantity Note
EPC Other
make
part
A 000 270 34 00
Fully integrated transmission
control (VGS) repair kit
1
FBS3
X
A 000 270 35 00
Fully integrated transmission
control (VGS) repair kit
1
FBS4
X
Work units
Op. no.
Operation text
27-2382
Time
Damage
code
Note
REPLACE SUPPORTING BODY OF
ELECTRICAL KIT FOR AUTOMATIC
TRANSMISSION
53377 73
Electrical fault in automatic transmission output shaft rpm sensor
Should only be used if fully integrated transmission control (VGS) repair kit has been installed!!
54-0992
CODE AUTOMATIC TRANSMISSION
CONTROL UNIT
53377 73
Electrical fault in automatic transmission output shaft rpm sensor
Should only be used if fully integrated transmission control (VGS) repair kit has been installed!!
54-0991
INSTALL AUTOMATIC TRANSMISSION CONTROL UNIT SOFTWARE
54553 90
Transmission control unit software
release
02-5058
CONNECT/DISCONNECT BATTERY
CHARGER
02-4762
CONNECT/DISCONNECT DIAGNOSTIC SYSTEM
Validity
Vehicle
Engine
Transmission
212.034
274
722
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212.035
274
722
212.036
274
722
212.040
274
722
212.055
276
722
212.059
276
722
212.065
276
722
212.067
276
722
212.080
276
722
212.088
276
722
212.165
276
722
212.234
274
722
212.236
274
722
212.255
276
722
212.259
276
722
212.265
276
722
212.267
276
722
212.280
276
722
212.288
276
722
218.355
276.952
722.906
218.359
276.952
722.906
218.959
276.952
722.906
231.457
276.954
722.906
CLS (218)
278
722
CLS (218)
651
722
CLS (218)
642
722
E (207)
642
722
E (207)
276
722
E (207)
278
722
E (207)
651
722
E (207)
274
722
E (207)
271
722
E (212)
651
722
E (212)
278
722
E (212)
271
722
E (212)
642
722
GL (166)
278
722
GL (166)
642
722
GL (166)
276
722
GLK (204)
651
722
GLK (204)
642
722
GLK (204)
274
722
GLK (204)
276
722
GLK (204)
272
722
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© Copyright Daimler AG
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M (166)
278
722
M (166)
642
722
M (166)
276
722
M (166)
651
722
SL (231)
278
722
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© Copyright Daimler AG
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