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Home >> Mercedes Benz >> 2021 >> S560 4Matic >> Repair and Diagnosis >> General Information >> OEM General Information >> Overall Vehicle - 217 Chassis (5 Of 7) >> Maintenance >> Check All Visible Parts Of Vehicle Underside For Damage And Fluid Loss - AP00.20-P-0054C

Check All Visible Parts Of Vehicle Underside For Damage And Fluid Loss - AP00.20-P-0054C

Model 217 

G15299607Courtesy of MERCEDES-BENZ USA

Shown on model 217.479 

WARNING Risk of injury  . Skin or eye injuries may result when handling hot or glowing objects. Wear protective gloves, protective clothing and safety glasses, if necessary. AS00.00-Z-0002-01A
  Notes on evaluating leakages   AH00.00-P-0011-01KOA
REMOVING Remove     
1 Remove front center engine compartment paneling (1), center engine compartment paneling (2) and rear engine compartment paneling (3)    
REFER TO TESTING & REPAIR     AR61.20-P-1105LF
INSPECT Check     
2 Check visible systems, powertrain components, lines, hoses on the underfloor for damage, correct routing, leaks, correct mounting and corrosion IMPORTANT Brake system,
Spring elements,
Shock absorber,
Suspension lines and sensors,
Steering,
Front axle,
Engine and mounted major assemblies,
Cooling system,
Heater and A/C system,
Transmission,
Exhaust system,
Exhaust aftertreatment,
Heat shields,
Rear axle,
Rear axle shafts with boots,
Rear axle differential,
Fuel system.
If complaint present

Rectify problem subject to separate repair order.
 
3 Check visible systems, components, lines and hoses on the underfloor for damage, correct routing, leaks, correct mounting and corrosion Equipment-dependent.
IMPORTANT Front axle shafts with boots (4MATIC),
Front axle transmission (4MATIC),
Stationary heater,
Transfer case (4MATIC).
If complaint present

Rectify problem subject to separate repair order.
 
4 Check underfloor and visible components on underfloor for damage, routing, mounting and corrosion IMPORTANT Wheel well trim
Underfloor paneling,
Underfloor.
If complaint present

Rectify problem subject to separate repair order.
 
5 Check visible body panels for corrosion and deformation IMPORTANT Wheel well body panels
Front axle carrier,
Rear axle carrier,
Chassis steering arms,
Underfloor body panels,
Body reinforcements,
If complaint present

proceed in accordance with the country-specific regulations for mobility and body shell complaints.
 
6 Check front and center diagonal struts for corrosion and deformation Model 217.4
If complaint present

proceed in accordance with the country-specific regulations for mobility and body shell complaints.
 
7 Check vehicle underside for evidence of driving over obstacles or damage caused by contact with the vehicle underside If driving over obstacles or damage caused by contact with the vehicle underside is suspected

Check steering for mechanical damages.
If the steering shows signs of mechanical damage.

Subject to separate repair order, replace steering for safety reasons.
 
INSTALLING Install     
8 Install front center engine compartment paneling (1), center engine compartment paneling (2) and rear engine compartment paneling (3)    
REFER TO TESTING & REPAIR     AR61.20-P-1105LF