Remove wheel well - AR62.20-P-1200-21CWA

WARNING: This page is about a different car, the 2011 Mercedes-Benz C300, 2010 Mercedes-Benz C300, 2009 Mercedes-Benz C300, and 2008 Mercedes-Benz C300. However, it is still accessible from the selected car via links, so may be relevant.

Fig 1: Identifying Front Wheel Well Spot Welds & Separation Point

Courtesy of MERCEDES-BENZ USA

Dimension:

The following operation steps are shown on model 204.0.

Scribe separating point on front wheel well (1) (area C).
Separation point is only needed at left front wheel well (1).
Cut front wheel well (1) at separating point (area C).
Separation point is only needed at left front wheel well (1).
Expose spot welds on front wheel well (1) (areas D, E, F, F₁ and AF).
Cut out spot welds on front wheel well (1) (areas D, F, F₁ and AF).
Use Ø 6.7 mm to drill out spot welds on front wheel well (1) (area E).
Expose spot welds on front wheel well (1) (areas G, H, I, and J).
Cut out spot welds on front wheel well (1) (areas G and H).
Use Ø 6.7 mm to drill out spot welds on front wheel well (1) (areas I and J).

Fig 2: Identifying Front Wheel Well Spot Welds
Courtesy of MERCEDES-BENZ USA

Fig 3: Identifying Inner Area Of Main Floor Panel & Crossmember Spot Welds
Courtesy of MERCEDES-BENZ USA
Expose spot welds in inner area of main floor panel (areas K and L).
Use Ø 6.7 mm to drill out spot welds in inner area of main floor panel (areas K and L).
Perform following operation step 13 only on model 207, 212 and model 218.
Expose spot welds on crossmember (3) (areas M, M₁ , N, O and P).
Cut out spot welds on crossmember (3) (areas M, M₁ , N, O and P).
Heat front wheel well (1) in crosshatched areas.
Crosshatched areas can be bonded.

Fig 4: Identifying Front Wheel Well Heated Areas
Courtesy of MERCEDES-BENZ USA
Heat crossmember (3) in cross-hatched area.
Cross-hatched area is bonded.
Remove damaged front wheel well (1) and crossmember (3).

Fig 5: Identifying Crossmember Mating Surfaces
Courtesy of MERCEDES-BENZ USA
Grind mating surfaces on body down to bare metal in cross-hatched areas.
Do not coat bonding surfaces with zinc dust paint to prevent adhesion problems (areas AD and AE).

Bonding surface in area AE only on model 207, 212 and model 218.

Observe pretreatment of bonding surfaces (areas AD and AE).

Fig 6: Identifying Bonding Surfaces (Areas AD And AE)
Courtesy of MERCEDES-BENZ USA
Grind mating surface on body (2) to bare metal in crosshatched area.
Grind spot weld flanges down to bare metal on both sides.
Remove shavings and drill chips.
Coat insides of spot weld flanges with zinc dust paint.

Fig 7: Identifying Body Mating Surface
Courtesy of MERCEDES-BENZ USA