LI7720P056351

Sunroof leaks
Topic number
LI77.20-P-056351
Version
1
Design group
77.20 Electric sliding roof
Date
05-13-2013
Validity
463
Reason for change
Reason for block
Complaint:
Water leaking through sunroof, wet headliner
Cause:
Rear drain tube mounting location within roof panel. The rear drain tube may have an upward bend that allows water
to collect in the drain tube (Picture 1)
Attachments
File
Designation
Picture 1.jpg
Upward bend in rear drain tube
Remedy:
If upward bend is present, route rear drain tubes to eliminate upward bend to allow constant downward flow if water is
present in drain tube (Picture 2)
Attachments
File
Designation
Picture 2.jpg
Re-routed rear drain tube
Symptoms
Body / Roof system / Tilting/sliding sunroof system / Leaks
Validity
Vehicle
Engine
Transmission
G (463)
*
*
Vehicle
Engine
Transmission
463.202
273.963
722.904
463.202
273.969
722.904
Full model designation breakdown
05-13-2013 5:17 PM
© Copyright Daimler AG
BRABENS
Page 1/5
463.204
102.989
717.439
463.204
102.989
722.396
463.206
113.962
722.630
463.207
103.987
717.439
463.207
103.987
722.397
463.207
103.989
717.439
463.207
103.989
722.397
463.208
104.996
722.372
463.209
112.945
722.610
463.215
102.989
000.000
463.218
103.987
000.000
463.220
102.965
717.439
463.221
102.965
717.439
463.222
273.963
722.904
463.222
273.969
722.904
463.224
102.989
717.439
463.224
102.989
722.396
463.225
102.989
717.439
463.227
103.987
717.439
463.227
103.987
722.397
463.228
103.987
717.439
463.228
103.987
722.382
463.228
103.987
722.397
463.228
117.965
717.439
463.228
117.965
722.382
463.228
117.965
722.397
463.230
104.996
722.372
463.231
104.996
722.372
463.232
112.945
722.610
463.233
112.945
722.610
463.235
102.989
000.000
463.236
273.963
722.904
463.236
273.969
722.904
463.237
273.963
722.904
463.237
273.969
722.904
463.238
103.987
000.000
463.240
113.962
722.630
463.241
113.962
722.630
463.241
113.982
722.630
463.243
113.982
722.630
463.244
112.945
722.610
463.245
112.945
722.610
463.246
113.982
722.630
05-13-2013 5:17 PM
© Copyright Daimler AG
BRABENS
Page 2/5
463.247
113.962
722.630
463.248
113.962
722.630
463.248
113.962
722.901
463.248
113.982
722.630
463.248
113.982
722.901
463.249
113.962
722.630
463.249
113.962
722.901
463.250
112.945
722.610
463.254
113.962
722.630
463.254
113.962
722.901
463.270
113.993
722.630
463.270
113.993
722.645
463.271
113.993
722.630
463.271
113.993
722.645
463.272
157.984
722.905
463.273
157.984
722.905
463.274
279.982
722.932
463.300
603.972
722.398
463.303
642.970
722.902
463.304
602.931
717.439
463.306
642.886
722.902
463.306
642.970
722.902
463.307
603.931
717.439
463.307
603.931
722.399
463.308
606.964
722.611
463.309
628.962
722.638
463.315
602.931
000.000
463.318
603.931
000.000
463.320
603.972
722.398
463.321
603.972
722.398
463.322
612.965
722.637
463.323
612.965
722.637
463.324
602.931
717.439
463.325
602.931
717.439
463.327
603.931
717.439
463.327
603.931
722.399
463.328
603.931
717.439
463.328
603.931
722.399
463.330
606.964
722.611
463.331
606.964
722.611
463.332
628.962
722.638
463.333
628.962
722.638
463.335
602.931
000.000
05-13-2013 5:17 PM
© Copyright Daimler AG
BRABENS
Page 3/5
463.336
642.886
722.902
463.338
603.931
000.000
463.340
642.970
722.902
463.341
642.970
722.902
463.346
642.886
722.902
Attachments
Picture 1.jpg:
05-13-2013 5:17 PM
© Copyright Daimler AG
BRABENS
Page 4/5
Picture 2.jpg:
05-13-2013 5:17 PM
© Copyright Daimler AG
BRABENS
Page 5/5