NHTSA ID Number: 10135539
Manufacturer Communication Number: LI72.40-P-060689
TSB/Document Date: 2018-05-07
Summary
Automatic power window operation nonfunctional, front window opens slightly after closing door
Automatic power window operation nonfunctional, front window opens slightly after closing door
Topic number
LI72.40-P-060689
Version
1
Design group
72.40 Door control
Date
01-23-2015
Validity
BR207
Reason for change
Reason for block
Complaint:
Automatic power window operation on driver side and/or passenger side nonfunctional. Loss of window normalization
Note:
- The value of the frequency counter "Watchdog reset on operation of power window" in the DCU-LF (N69/1) or DCURF (N69/2) control unit must be greater than zero. (Xentry Diagnostics > DCU-xF > Actual values > Power windows >
Frequency counter 'Denormalization of power windows' (see Figure 1)).
Attachments
File
Description
Watchdog reset counter example.jpg
Watchdog reset counter example
Cause:
Due to a software error in the door control unit DCU-LF (N69/1) and/or DCU-RF (N69/2), the power window may become denormalized.
Remedy:
Adjust power window parameters in DCU-LF (N69/1) and/or DCU-RF (N69/2) control unit.
The new parameters are available with add on 4212 for Xentry DVD 09/14, with add on 4213 for Xentry DVD 12/14
and permanently as of Xentry DVD 03/15.
Procedure:
1. Request password via PTSS case.
1. A. Please attach a screenshot of the window denormalization counter (Xentry Diagnostics > DCU-xF > Actual values > Power windows > Frequency counter 'Denormalization of power windows')
1. B. Please state your Xentry version in the PTSS case notes
Note: Passwords to be provided will most likely be available the next business day
01-23-2015 8:39 PM
© Copyright Daimler AG
BRABENS
Page 1/3
2. Ensure AddOn 4212 or 4213 is installed, or Xentry version is at least 03/2015
3. Enter passwords provided from PTSS case into Xentry diagnostics (see "207 window parameter instructions" attached).
3.A. This process described must be performed twice, once for the DCU-LF and once for the DCU-RF
4. In door control unit DCU-LF (N69/1) and DCU-RF (N69/2) run the service "DL_Start_Kodierung".
(XD => DCU-xF => Control unit adaptations => Download => DL_Start_Kodierung => Click "Run" (see Figure 2))
5. In door control unit DCU-LF (N69/1) and/or DCU-RF (N69/2) run the service
"DL_Parameter_Fensterhebermotor_Kontrolle".
(XD => DCU-xF => Control unit adaptations => Download => DL_Parameter_Fensterhebermotor_Kontrolle => Click
"Run" (see Figure 3)
Note: Unfortunately there is no confirmation of successful parameter modification! This could not be implemented for
technical reasons!
Attachments
File
Description
207 window parameter instructions.pdf
Password entry and parameter instructions
Symptoms
Body / Glazing / Window lifting mechanism/window operation / Remains stationary
Body / Glazing / Window lifting mechanism/window operation / Does not run up
Body / Glazing / Window lifting mechanism/window operation / Does not run down
Body / Glazing / Window lifting mechanism/window operation / Opens by itself
Control unit/fault code
Control unit
Fault code
Fault text
DCU-LF - Left front door (N69/ 1) (DMFL_212)
-
DCU-RF - Right front door
(N69/2) (DMFR_212)
-
-
Work units
Op. no.
Operation text
Time
Damage
code
Note
72220 EK
72230 EK
Validity
01-23-2015 8:39 PM
© Copyright Daimler AG
BRABENS
Page 2/3
Vehicle
E (207)
*
*
Attachments
Watchdog reset counter
example.jpg:
01-23-2015 8:39 PM
© Copyright Daimler AG
BRABENS
Page 3/3
Please verify Watchdog reset through DCU-LF or DCU-RF > Actual values > Power window >
Frequency counter 'Denormalization of power windows'
1.This value must be
greater than 0
2.Save a screenshot of
this page to pSDS
&attach to PTSS case
If this value is 0 for both DCU's, this LI document does not apply please continue with diagnosis
1.Press Ctrl + Alt + S
from Quick test view
1.Enter one of the
passwords given
2.Click ‘Continue’
1.Select ‘Continue’ again
2.Wait 10-15 seconds
1.Door control unit
information is displayed
2.Select ‘Control unit
adaptation’
1.Expand the
‘Download’ menu
1.Select ‘DL_Start_Kodierung’
2.Select ‘Run’
3.You will not receive confirmation(only
‘Service has no result’)
1.Select ‘DL_Parameter_Fensterhebermotor_Kontrolle’
2.Select ‘Run’
3.You will not receive confirmation (only
‘Service has no result’)
4.Repeat entire process with other password
given (for other door control unit)
5. Perform Quick test, Exit vehicle/diagnosis
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TSB/Document ID: LI72.40-P-060689
Replacement Service Bulletin Number:
MFR Communication Date: 2015-01-23
MFR Internal Campaign ID/Software Version:
Communication Type: Service Bulletin/Repair Instructions
NHTSA Components: VISIBILITY:POWER WINDOW DEVICES AND CONTROLS
MFR Component System:
MFR Component Subsystem:
Previous TSB | Next TSB |
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