Noises From Flat Spring Core In Backrest (LI91.10-P-059387)
Publication date: 2014-07-12Reference number: LI91.10-P-059387
NOISES FROM FLAT SPRING CORE IN BACKREST
TECHNICAL SERVICE BULLETIN
Reference Number(s): LI91.10-P-059387 Version 1, Date of Issue:
July 12, 2014
| MERCEDES-BENZ: | Model series 204 up to VIN .....A108622, F105087, R014455 |
| DESIGN GROUP: | 91.10 Front seats |
| REASON FOR CHANGE: | Validity and damage code updated |
COMPLAINT
Noises from flat spring core in backrest
CAUSE
The blue sheathing on the vertical wires of the flat spring core may exhibit crush marks at the connecting points with the horizontal wires. If this is the case, there is direct contact between the metal wires. This chafing effect can produce noises.
ATTACHMENTS
ATTACHMENTS
| File | Description |
|---|---|
| Crush marks on blue wire sheathing | |
| Crush marks on blue wire sheathing |
REMEDY
As an immediate measure proceed as follows:
- Detach seat-back lining.
- Apply lubricant to nodes of spring mat wires.
Series production has been optimized for vehicles produced as of 01.12.2007.
PARTS
PARTS
| Part number | ES1 | ES2 | Designation | Quantity | Note | EPC | Other make part |
|---|---|---|---|---|---|---|---|
| A0009893660 | Lubricant | 1 | Remedy | X |
WORK UNITS
WORK UNITS
| Op. no. | Operation text | Time | Damage code | Note |
|---|---|---|---|---|
| 91A41 36 | Left front seat backrest frame - noises | |||
| 91N41 36 | Right front seat backrest frame - noises |