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Home >> Smart >> 2014 >> Fortwo Passion >> Repair and Diagnosis (Single Page) >> Collision >> Body Panels >> Rear Wall & Rear End - 451 Chassis >> Testing & Repair >> Partially replace rear floor assembly - AR64.20-P-1310MCC

Partially replace rear floor assembly - AR64.20-P-1310MCC

MODEL 451.3/4 

Shown on model 451.3 

Fig 1: Identifying Rear Floor Assembly
G10978744Courtesy of MERCEDES-BENZ USA
REMOVING Removing     
DANGER Risk of death  caused by high voltage used for electric welding. Risk of explosion  caused by welding in the area of highly inflammable materials. Risk of injury  caused by welding splatter and UV light while welding. Risk of poisoning  caused by inhaling welding fumes. Use insulating mats. Wear protective clothing, safety glasses and protective mask. Remove highly inflammable materials from the hazard area. Use air extractor system. AS00.00-Z-0007-01A
DANGER Risk of injury  caused by scraping or cutting body parts on sharp vehicle parts Always wear protective gloves when working on or near sharp and non-deburred vehicle parts. Deburr repair panels. AS00.00-Z-0017-01A
NOTES Measures for preventing damage to vehicles or components when performing electric welding work   AH00.00-P-0005-01FF
NOTES Notes on performing repair, body work and welding on vehicles with airbags and ETR units   AH91.00-P-0002-01SM
NOTES General information on riveting   AH60.00-P-0003-01MCC
IMPORTANT Notes on replacing body parts   AH60.00-P-0027-01FF
IMPORTANT General information on body repair   AH60.00-P-0001-01FF
IMPORTANT The following workshop equipment and tools are required for repair: Round wire brush
 
Backup pad
 
Cutting grinder
 
Cartridge gun
 
Drill
 
Angle grinder
 
Wet/dry vacuum cleaner
 
Spot weld cutter
 
Vise grip pliers
 
MIG MAG gas welder (steel, brazing, aluminum)
 
Inverter spot welder
 
 
  Tarp (fire-resistant) Welding protective blanket
 
 
1 Remove detachable parts in the repair area    
2 Cover all detachable parts remaining in vehicle (area to be repaired) NOTES Use fireproof tarp to avoid damage from flying sparks.  
3 Partially remove side wall paneling in case of model 451.3 AR63.10-P-0115MCC
    In model 451.4 AR63.10-P-0115MCO
4 Partially remove side wall reinforcement   AR63.20-P-0862MCC
5 Remove B-pillar reinforcement in case of model 451.3 AR63.20-P-1351MCC
    In model 451.4 AR63.20-P-1351MCO
6 Remove rear lamp insert in case of model 451.3 AR64.20-P-1061MCC 
    In model 451.4 AR64.20-P-1061MCO 
7 Remove rear wheel well   AR63.10-P-0661MCC
8 Remove B-pillar inner section   AR63.20-P-1355MCC
9 Partially remove rear-end floor (1)   AR64.20-P-1310-01MCC
10 Partially prepare rear-end floor connecting points (1) on body   AR64.20-P-1310-03MCC
    Zinc dust paint suitable for spot welding *BR00.45-Z-1001-07A 
11 Partially prepare rear-end floor (1) for installation   AR64.20-P-1310-02MCC
    Zinc dust paint suitable for spot welding *BR00.45-Z-1001-07A 
INSTALLING Install     
12 Partially install rear-end floor (1) and weld in   AR64.20-P-1310-04MCC
13 Install B-pillar inner section   AR63.20-P-1355MCC
14 Install rear wheel well   AR63.10-P-0661MCC
15 Install rear lamp insert in case of model 451.3 AR64.20-P-1061MCC 
    In model 451.4 AR64.20-P-1061MCO 
16 Install B-pillar reinforcement in case of model 451.3 AR63.20-P-1351MCC
    In model 451.4 AR63.20-P-1351MCO
17 Partially install side wall reinforcement   AR63.20-P-0862MCC
18 Partially install side wall paneling in case of model 451.3 AR63.10-P-0115MCC
    In model 451.4 AR63.10-P-0115MCO
19 Clean welds and sheet metal flange with wire brush and clean areas to be repaired    
20 Prime repair area using primer filler    
21 Supply standard seam seals with body sealant   AR97.10-P-4000MCC
    Sealant *BR00.45-Z-1003-01A 
22 Supplement standard underbody protection with permanent underbody sealant Underfloor protection *BR00.45-Z-1001-05A 
23 Paint repair area adjacent surfaces    
IMPORTANT Notes on paintwork repairs   AH98.00-P-9408-02MCC
24 Apply additional cavity preservation   AR97.20-P-1500FF
    Teroson protective wax *BR00.45-Z-1008-05A 
25 Reinstall all detachable parts removed    
REPAIR MATERIALS

Number Designation Order number
BR00.45-Z-1003-01A White sealing compound, 310 ml, DBL 6069.20 A 001 989 63 20
BR00.45-Z-1001-05A Underfloor protection 800 ml A 001 986 46 10
BR00.45-Z-1008-05A Teroson protective wax Henkel Loctite
  Art. no.: 122.73Q  
BR00.45-Z-1001-07A Zinc dust paint suitable for spot welding A 000 986 34 42