Check all visible parts of vehicle underside for damage and fluid loss

AP00.20-S-0054P

Check all visible parts of vehicle underside for damage and fluid loss

16.11.2018

Model

470, 471

1

Front engine compartment paneling

3

Rear engine compartment paneling

2

Center engine compartment paneling

 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-N-0011-01A



Remove

1

Remove front engine compartment lining (1), center engine compartment lining (2) and rear engine compartment lining (3)



AR61.20-S-1105P



Check

2

Check visible systems, powertrain components, lines, hoses on the underfloor for damage, correct routing, leaks, correct mounting and corrosion

 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 there is a problem



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.

 Front axle shafts with boots (4MATIC),
Front axle transmission (4MATIC),
Stationary heater,
Transfer case (4MATIC).

If there is a problem



Rectify problem subject to separate repair order.

4

Check underfloor and visible components on underfloor for damage, routing, mounting and corrosion

 Wheel well trim
Underfloor paneling,
Underfloor.

If there is a problem



Rectify problem subject to separate repair order.

5

Check visible body panels for corrosion and deformation

 Wheel well body panels
Front axle carrier,
Rear axle carrier,
Chassis steering arms,
Underfloor body panels,
Body reinforcements.

If there is a problem



proceed in accordance with the country-specific regulations for mobility and body shell complaints.

6

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.



Install

7

Install front engine compartment lining (1), center engine compartment lining (2) and rear engine compartment lining (3)



AR61.20-S-1105P