LI5465P057141 Service Bulletin/Repair Instructions

Parktronic system gives warning with no obstacle

Topic number
LI54.65-P-057141
Version
1
Design group
65 Parking assist
Date
08-21-2013
Validity
Model series 176

Model series 246

X204 facelift (code 803)

R231
Reason for change
Orthographical error
Reason for block
Complaint:
The Parktronic system can issue a collision warning with signal tone although no obstacle is actually present.

Note:

There is no fault code in the PTS control unit.
Cause:
Sound coupling effects between ultrasonic sensor and bumper.
Remedy:
- Install Xentry version 05/2013 with add-on 2851 or higher

- Update software of Parktronic control unit (N62)
Symptoms

Communication/information / Warning and control system / Parking assist / PARKTRONIC / Acoustic warning malfunction / Front left

Communication/information / Warning and control system / Parking assist / PARKTRONIC / Acoustic warning malfunction / Front right

Communication/information / Warning and control system / Parking assist / PARKTRONIC / Acoustic warning malfunction / Rear

Communication/information / Warning and control system / Parking assist / PARKTRONIC / Malfunction of displays /

Front left display

Communication/information / Warning and control system / Parking assist / PARKTRONIC / Malfunction of displays /

Front right display

Communication/information / Warning and control system / Parking assist / PARKTRONIC / Malfunction of displays /

Rear display

Communication/information / Warning and control system / Parking assist / PARKTRONIC / Malfunction of displays /

General

Communication/information / Warning and control system / Parking assist / PARKTRONIC / Malfunction of displays /

Operates without obvious cause

08-21-2013 2:28 PM

© Copyright Daimler AG
KOLESK
Page 1/4
Communication/information / Warning and control system / Parking assist / PARKTRONIC / Acoustic warning malfunction / Operates without obvious cause
Control unit/fault code

Control unit
Fault code
Fault text
PTS - PARKTRONIC (N62)

(PTS246)
-
-
Work units

Op. no.
Operation text
Time
Damage

code
Note
90
Validity

Vehicle
Engine
Transmission
A (176)
*
*
B (242, 246)
*
*
GLK (204)
*
*
SL (231)
*
*
Vehicle
Engine
Transmission
000
901
642
000
901
003
001
901
642
001
901
003
003
930
003
007
930
645
007
930
003
011
951
632
011
951
645
011
951
020
012
951
632
012
951
645
012
951
020
042
910
632
042
910
643
042
910
002
042
910
003
043
910
643
Full model designation breakdown
08-21-2013 2:28 PM

© Copyright Daimler AG
KOLESK
Page 2/4
043
910
002
043
910
003
044
920
003
046
920
011
052
980
015
901
916
653
901
916
658
901
916
908
901
916
996
902
916
653
902
916
658
902
916
908
904
912
965
934
920
995
936
920
653
936
920
995
937
920
968
956
991
906
957
957
906
981
948
964
982
912
965
983
961
962
984
912
965
987
971
960
988
957
960
990
957
960
992
832
962
993
835
966
997
912
965
457
954
906
473
927
909
474
983
931
479
981
932
848
920
632
848
920
003
200
901
642
200
901
003
201
901
642
201
901
003
203
930
003
207
930
645
207
930
003
211
951
632
08-21-2013 2:28 PM

© Copyright Daimler AG
KOLESK
Page 3/4
211
951
020
212
951
632
212
951
020
242
910
632
242
910
643
242
910
002
242
910
003
243
910
643
243
910
002
243
910
003
244
920
003
247
920
011
08-21-2013 2:28 PM

© Copyright Daimler AG
KOLESK
Page 4/4

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