NHTSA ID Number: 10164313
Manufacturer Communication Number: SC-2019020010
TSB/Document Date: 2019-09-03
Summary
Correct seam seals on underbody
WORK DESCRIPTION FOR FIELD MEASURE
Code: 1808P61C42
Version: 2.0
Correct seam seals on underbody
Model 205.2, 205.3, 238.3 and 253
Work procedure
1. Detach left rear wheel and tire assembly.
For basic data, see AR40.10-P-1102A.
2. Remove bulkhead in left rear fender.
For basic data, see AR88.10-P-1400LW – model 205 and 253.
For basic data, see AR88.10-P-1400LWE – model 238.
3. Remove left and right side underfloor paneling.
For basic data, see AR61.30-P-1001LW – model 205 and 253.
For basic data, see AR61.30-P-1001LWE – model 238.
4. Remove center rear underfloor paneling.
For basic data, see AR61.30-P-1001LW.
5. Remove rear muffler.
Basic data AR49.10-P-7100LWB – model 205.
Basic data AR49.10-P-4952OLC – model 238.
Basic data AR49.10-P-4952RF – model 253.
6. Remove heat shield (A, Figure 1 and 2) of the rear muffler.
Figure 1 shown on model 238!
Figure 2 shown on model 253!
A
A
Figure 1
Figure 2
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Field measure management GSP/TPR
Code: 1808P61C42
Version: 2.0
7. Remove rear reinforcement (B and C, Figure 3 and 4) on frame floor assembly.
Torque 24
.
Figure 3 shown on model 253!
Figure 4 shown on model 238!
B
B
C
Figure 3
Figure 4
8. Unfasten heat shields (D, E, F, G and H, Figure 5 – 7).
Heat shields E and F only for models 205 and 238!
Figure 5 and 6 shown on model 238!
Figure 7 shown on model 253!
E
F
D
Figure 5
Figure 6
G
Figure 7
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Field measure management GSP/TPR
Code: 1808P61C42
Version: 2.0
9. Lower fuel tank.
Unfasten tensioning strap (I, Figure 8) on the left side!
Support fuel tank with suitable workshop means (J, Figure 8) and secure!
Basic data AR47.10-P-4100LW – model 205.
Basic data AR47.10-P-4100OLC – model 238.
Basic data AR47.10-P-4100RF – model 253.
Figure 8 shown on model 253.
I
J
Figure 8
10. Lower left rear axle until the affected seam seals are accessible (Figure 9).
Only with model 205!
For basic data, see AR35.10-P-0010LW.
Figure 9
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Field measure management GSP/TPR
Code: 1808P61C42
Version: 2.0
11. Remove left longitudinal member panel.
Only with model 253!
For basic data, see AR88.80-P-6000LWG.
12. Correct seam seals on underbody.
Clean the affected areas thoroughly!
For the affected seam seals on model 205, see page 5 – 8 (Figure 10 – 19)!
For the affected seam seals on model 238, see page 9 – 13 (Figure 20 – 31)!
For the affected seam seals on model 253, see page 14 – 19 (Figure 32 – 40)!
Note the flash-off time of the new seam seals!
13. Assemble in reverse order.
14. Carry out wheel alignment check.
Only with model 205!
For basic data, see AR40.20-P-0200LW.
4/20
Field measure management GSP/TPR
Code: 1808P61C42
Version: 2.0
Model 205!
Seam seal on center underbody!
Figure 10
Seam seal of fuel tank!
Figure 11
5/20
Field measure management GSP/TPR
Code: 1808P61C42
Version: 2.0
Seam seal of fuel tank and in the rear axle area!
Figure 12
Figure 13
Seam seal on left inner rear longitudinal member!
Figure 14
6/20
Field measure management GSP/TPR
Code: 1808P61C42
Version: 2.0
Seam seal on left rear wheel arch!
Figure 15
Figure 16
Seam seal on left rear longitudinal member!
Figure 17
7/20
Field measure management GSP/TPR
Code: 1808P61C42
Version: 2.0
Figure 18
Figure 19
8/20
Field measure management GSP/TPR
Code: 1808P61C42
Version: 2.0
Model 238!
Seam seal on center underbody!
Figure 20
Seam seal of fuel tank!!
Figure 21
9/20
Field measure management GSP/TPR
Code: 1808P61C42
Version: 2.0
Seam seal of fuel tank and in the rear axle area!
Figure 22
Seam seal on left inner rear longitudinal member!
Figure 23
Seam seal on left rear wheel arch!
Figure 24
10/20
Field measure management GSP/TPR
Code: 1808P61C42
Version: 2.0
Figure 25
Figure 26
Figure 27
11/20
Field measure management GSP/TPR
Code: 1808P61C42
Version: 2.0
Figure 28
Seam seal on left rear longitudinal member!
Figure 29
Figure 30
12/20
Field measure management GSP/TPR
Code: 1808P61C42
Version: 2.0
Figure 31
13/20
Field measure management GSP/TPR
Code: 1808P61C42
Version: 2.0
Model 253!
Seam seal of fuel tank!
Figure 32
14/20
Field measure management GSP/TPR
Code: 1808P61C42
Version: 2.0
Seam seal of fuel tank and in the rear axle area!
Figure 33
Figure 13 (fuel tank and rear axle)
15/20
Field measure management GSP/TPR
Code: 1808P61C42
Version: 2.0
Seam seal on left inner rear longitudinal member!
Figure 34
16/20
Field measure management GSP/TPR
Code: 1808P61C42
Version: 2.0
Seam seal on left rear longitudinal member!
Figure 35
Figure 36
17/20
Field measure management GSP/TPR
Code: 1808P61C42
Version: 2.0
Seam seal on left rear wheel arch!
Figure 37
Figure 38
18/20
Field measure management GSP/TPR
Code: 1808P61C42
Version: 2.0
Seam seal on left rear wheel arch!
Figure 39
Seam seal on left outer longitudinal member!
Figure 40
15. Assemble in reverse order.
19/20
Field measure management GSP/TPR
Code: 1808P61C42
Parts
Quantity
1
As required
(1)
Version: 2.0
Designation
Seam seal
Felt strip
Only with model 253
Part no.
A 002 989 63 98
A 000 983 89 10
Operation text and flat rate
Operation
Operation text
no.
02-2736
Correct seam seals on underbody
Model 205
Comprises: Remove/install left and right
side underfloor paneling; remove/install
center rear underfloor paneling;
remove/install wheel and tire assembly;
additional operations for remove/install
wheel and tire assembly; lower and install
fuel tank; remove/install rear muffler; lower
and install heat shields; lower and install
rear axle
02-2736
Correct seam seals on underbody
Model 238
Comprises: Remove/install left and right
side underfloor paneling; remove/install
center rear underfloor paneling;
remove/install wheel and tire assembly;
additional operations for remove/install
wheel and tire assembly; lower and install
fuel tank; remove/install rear muffler; lower
and install heat shields
02-2736
Correct seam seals on underbody
Model 253
Comprises: Remove/install left and right
side underfloor paneling; remove/install
center rear underfloor paneling;
remove/install 2 wheel and tire
assemblies; additional operations for
remove/install 2 wheel and tire
assemblies; lower and install fuel tank;
remove/install rear muffler; lower and
install heat shields; remove/install left
longitudinal member panel, remove/install
running board
02-9785*
Perform wheel alignment check
Acc. no.: 61 902 35, code: 1808P61C42
Mercedes-Benz![]()
Global Service & Parts
20/20
Flat rate
4.8 h
Accounting no./
damage code
61 902 35
3.3 h
61 902 35
4.2 h
61 902 35
0.9 h
61 902 35
Field measure management GSP/TPR
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TSB/Document ID: SC-2019020010
Replacement Service Bulletin Number:
MFR Communication Date: 2019-07-08
MFR Internal Campaign ID/Software Version:
Communication Type: Service Bulletin/Repair Instructions
NHTSA Components: STRUCTURE:FRAME AND MEMBERS:UNDERBODY SHIELDS
MFR Component System:
MFR Component Subsystem:
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