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Home >> Mercedes Benz >> 2019 >> C300 4Matic, 2D Convertible >> Repair and Diagnosis >> External Pages >> Different car >> Section 355 (Front Axle - 253 Chassis) >> Maintenance >> Check Front Axle - AP33.10-P-3311A

Check Front Axle - AP33.10-P-3311A

WARNING: This page is about a different car, the 2023 Mercedes-Benz GLC300, 2022 Mercedes-Benz GLC300, 2021 Mercedes-Benz GLC300, 2020 Mercedes-Benz GLC350e, and 2020 Mercedes-Benz GLC300. However, it is still accessible from the selected car via links, so may be relevant.

Model 205, 213, 238, 253 except code 489 (AIRMATIC Dual Control/semi-active air suspension) except code M005 (Vehicles with 4MATIC/all-wheel drive) 

Show on model 205.040 

G14186459Courtesy of MERCEDES-BENZ USA

Show on model 205.040 

G14186460Courtesy of MERCEDES-BENZ USA
G14186461Courtesy of MERCEDES-BENZ USA

Show on model 205.040 

G14186462Courtesy of MERCEDES-BENZ USA

Show on model 205.040 

Shown on shock absorber (31) 

G14186463Courtesy of MERCEDES-BENZ USA
DANGER Risk of death  caused by vehicle slipping or toppling off of the lifting platform. Align vehicle between vehicle lift columns and position the four support plates at the vehicle lift support points specified by the vehicle manufacturer. AS00.00-Z-0010-01A
DANGER Risk of death  when working on component parts and systems with U >= 30 V alternating voltage (AC) or U >= 60 V direct voltage (DC) Do not touch damaged or defective live component parts and lines or non-insulated electrical connections and lines. AS00.00-Z-0035-01A
WARNING Risk of injury  . Moving parts can pinch, crush or, in extreme cases even sever extremities. No parts of the body or limbs should be within the operating area of mechanical components when moving components. AS00.00-Z-0009-01A
Notice General information on vehicles with high-voltage on-board electrical system and/or lithium-ion battery and/or gaseous-fuel drive system as well as personal protective equipment   AH00.00-Z-0300-01A
  Preparatory activity     
1 Lift vehicle with lifting platform.    
REFER TO TESTING & REPAIR     AR00.60-P-1006A
    IMPORTANT WIS Service Media
wsm://01 201900 07		  
INSPECT Check     
2 Check tires of front axle for damage and crack formation.   AP40.10-P-4051EW
    If problems are determined,
↓
rectify the problems.
IMPORTANT After obtaining special order.		  
3 Check front axle rims for deformation, damage and crack formation. If problems are determined,
↓
rectify the problems.
IMPORTANT After obtaining special order.		  
4 Check spring links (1) for cracks, deformation and corrosion. If problems are determined,
↓
rectify the problems.
IMPORTANT After obtaining special order.		  
5 Check spring control arm joint boots (4) for condition, leak tightness and correct seating. If problems are determined,
↓
rectify the problems.
IMPORTANT After obtaining special order.		  
6 Check spring control arm joints (6) for deformation and wear, then check for play by firmly pushing and pulling. If problems are determined,
↓
rectify the problems.
IMPORTANT After obtaining special order.		  
7 Check shock absorbers (31) for fluid loss. IMPORTANT If necessary, use commercially available devices/tools.
Swiveling inspection mirror with lighting, comparable to inspection mirror Hazet 1977-1 If problems are determined,
↓
rectify the problems.
IMPORTANT After obtaining special order.		 AP32.00-P-3255-01A
8 Check each shock absorber (31) for side play by firmly pulling and pushing. IMPORTANTIf necessary, use commercially available devices/tools. 
Swiveling inspection mirror with lighting, comparable to inspection mirror Hazet 1977-1
If problems are determined,
↓
rectify the problems.
IMPORTANT After obtaining special order.		  
9 Check damper forks (30) for cracks, deformation and wear, and also check for play relative to shock absorber elastomer bearings (11) by firmly pulling and pushing. IMPORTANT WIS Service Media
wsm://04 201900 92
If problems are determined,
↓
rectify the problems.
IMPORTANT After obtaining special order.		  
10 Check shock absorber elastomer bearings (11) for cracks, deformation and wear, then check for play by firmly pulling and pushing. If problems are determined,
↓
rectify the problems.
IMPORTANT After obtaining special order.		  
11 Check strut rods (2) for cracks, deformation and corrosion. If problems are determined,
↓
rectify the problems.
IMPORTANT After obtaining special order.		  
12 Check strut rod joint boots (3) for condition, leak tightness and correct seating. If problems are determined,
↓
rectify the problems.
IMPORTANT After obtaining special order.		  
13 Check strut rod joints (5) for deformation and wear then check for play by pulling and pushing. If problems are determined,
↓
rectify the problems.
IMPORTANT After obtaining special order.		  
14 Check torsion bar linkages for deformation and corrosion. If problems are determined,
↓
rectify the problems.
IMPORTANT After obtaining special order.		  
15 Check lower shift rail fastenings (10) for play by firmly pushing and pulling. If problems are determined,
↓
rectify the problems.
IMPORTANT After obtaining special order.		  
16 Check upper shift rail fastenings (9) for play by firmly pushing and pulling. If problems are determined,
↓
rectify the problems.
IMPORTANT After obtaining special order.		  
17 Check stabilizer bushings (8a) for cracks, deformation and wear then check stabilizer bar (8) then check for play by firmly pulling and pushing. IMPORTANTIf necessary, use commercially available devices/tools. 
Swiveling inspection mirror with lighting, comparable to inspection mirror Hazet 1977-1
If problems are determined,
↓
rectify the problems.
IMPORTANT After obtaining special order.		  
18 Check stabilizer bar (8) for cracks, deformation and corrosion. IMPORTANT If necessary, use commercially available devices/tools.
Swiveling inspection mirror with lighting, comparable to inspection mirror Hazet 1977-1 If problems are determined,
↓
rectify the problems.
IMPORTANT After obtaining special order.		  
19 Check tie rod ends (35) and tie rods (38) for firm connection to each other by pulling and pushing each one. If problems are determined,
↓
rectify the problems.
IMPORTANT After obtaining special order.		  
20 Check tie rod joint boots (37) of tie rod ends (35) for condition, leak tightness and correct seating. If problems are determined,
↓
rectify the problems.
IMPORTANT After obtaining special order.		  
21 Check tie rod joints (36) for play by firmly pulling and pushing on tie rod ends (35). If problems are determined,
↓
rectify the problems.
IMPORTANT After obtaining special order.		  
22 Check each of the inner tie rod joints for play by firmly pulling and pushing on tie rods (38) in direction of rack-and-pinion steering. If problems are determined,
↓
rectify the problems.
IMPORTANT After obtaining special order.		  
23 Stretch boots (40) by turning steering all the way to right and left, and check for cracks, intrusions and chafe marks. NOTES
Do not check boots (40) by pressing in or
around the raised bead.
Otherwise, the material may be damaged,
leading to leakage with consequential
damage.
IMPORTANT If necessary, use commercially available devices/tools.
Swiveling inspection mirror with lighting, comparable to inspection mirror Hazet 1977-1 If problems are determined,
↓
rectify the problems.
IMPORTANT After obtaining special order.		  
24 Check clamps (39) are firmly and correctly seated. NOTES
Clamps (39) may not be damaged, loose or incorrectly seated.
Otherwise this may lead to leakage with consequential damage.
IMPORTANT If necessary, use commercially available devices/tools.
Swiveling inspection mirror with lighting, comparable to inspection mirror Hazet 1977-1 If problems are determined,
↓
rectify the problems.
IMPORTANT After obtaining special order.		  
25 Check upper transverse control arms (25) for cracks, deformation and corrosion. If problems are determined,
↓
rectify the problems.
IMPORTANT After obtaining special order.		  
26 Check upper transverse control arm universal joint boots (23) for condition, leak tightness and correct seating. If problems are determined,
↓
rectify the problems.
IMPORTANT After obtaining special order.		  
27 Check upper transverse control arm joints (22) for play by pulling and pressing firmly on the upper transverse control arms (25). IMPORTANT If necessary, use commercially available devices/tools.
Swiveling inspection mirror with lighting, comparable to inspection mirror Hazet 1977-1 If problems are determined,
↓
rectify the problems.
IMPORTANT After obtaining special order.		  
28 Check upper transverse control arm elastomer bearings (21) for cracks, deformation then check for play by firmly pulling and pushing. IMPORTANT If necessary, use commercially available devices/tools.
Swiveling inspection mirror with lighting, comparable to inspection mirror Hazet 1977-1 If problems are determined,
↓
rectify the problems.
IMPORTANT After obtaining special order.		  
29 Check linkage level sensor (20) for correct seating, cracks, deformation, corrosion and play. Vehicle with level sensor linkage (20).
IMPORTANT If necessary, use commercially available devices/tools.
Swiveling inspection mirror with lighting, comparable to inspection mirror Hazet 1977-1 If problems are determined,
↓
rectify the problems.
IMPORTANT After obtaining special order.		  
30 Assess the wheel bearings by firmly tugging, pushing and turning at the wheels. If problems are determined,
↓
rectify the problems.
IMPORTANT After obtaining special order.		  
31 Check steel springs (32) for fractures and correct seating in spring retainers. IMPORTANT If necessary, use commercially available devices/tools.
Swiveling inspection mirror with lighting, comparable to inspection mirror Hazet 1977-1 If problems are determined,
↓
rectify the problems.
IMPORTANT After obtaining special order.		  
32 Check boots of shock absorbers (31) for correct seating and damage. IMPORTANT If necessary, use commercially available devices/tools.
Swiveling inspection mirror with lighting, comparable to inspection mirror Hazet 1977-1
If problems are determined,
↓
rectify the problems.
IMPORTANT After obtaining special order.		  
  Finishing activity     
33 Lower vehicle with vehicle lift.    
REFER TO TESTING & REPAIR     AR00.60-P-1006A
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