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Home >> Mercedes Benz >> 2017 >> GT AMG >> Repair and Diagnosis >> Suspension >> Wheels & Tire System >> Wheels, Chassis Alignment -- 190 Chassis >> Testing & Repair >> Adjust Front Axle Toe - AR40.20-P-0264RQ

Adjust Front Axle Toe - AR40.20-P-0264RQ

Model 190, 197 

Shown on model 197 

G16677876Courtesy of MERCEDES-BENZ USA

Shown on model 197 on left side of vehicle 

G16677877Courtesy of MERCEDES-BENZ USA

Shown on model 197 

G16677878Courtesy of MERCEDES-BENZ USA

Shown on model 190 

G16677879Courtesy of MERCEDES-BENZ USA
  Notes on safety-relevant components   AH00.00-Z-0019-01A
  Notes on repair work on suspension components   AH00.00-P-0100-01A
MEASURING Measure     
1 Carry out input measurement.   AR40.20-P-0200RQ 
  Adjust     
2 Switch off easy entry and exit feature for steering wheel. NOTES
Otherwise the steering wheel moves to another position if, e.g. the driver door is opened or closed.
Otherwise, the headliner or the windshield may be damaged if the holding device (055) is installed
 
3 Remove lower engine compartment lining. Model 190.381 AR61.20-P-1105RGB
    Model 197 AR61.20-P-1105RQ
    Model 190 (except 190.381) AR61.20-P-1105RG
4 Set steering gear to center position. IMPORTANT The screw (arrow a) and marking (arrow b) must line up.  
    If the steering wheel is not in the center position:

Correct center position of steering wheel.
 
    Model 197 AR46.10-P-0100RQ
    Model 190 AR46.10-P-0100RG
5 Insert holding device (055) in front of sun visor and fasten steering wheel. NOTES
Protect the emblem in the steering wheel against damage.
Otherwise the SPECIAL TOOL holding device (055) may make an indent on the emblem.
 
    SPECIAL TOOL Retainer device Fig 1
6 Insert wheel spreader (030) in direction of travel at front on insides of wheel.    
7 Remove guide vane from tie rod (10). Model 190
with code M030 (GT R version)
Model 190
with code M032 (Black Series version)
 
      AR42.10-P-0101RG
8 Loosen counternut (10f) on inner tie rod (10). NOTES
Always counterhold tie rod (10).
Otherwise, the tie rod (10) will be damaged.
 
9 Adjust toe by turning tie rod (10) left or right. Assign suspension data
Model 190
AR40.20-P-0203RQ 
    IMPORTANT Make sure that the bellows are not twisted.  
    HAND-HELD TESTER model 197 *BE40.20-P-1001-07L 
    Total front axle toe at vehicle level  
10 Tighten counternut (10f) on inner tie rod (10).
Note on calculation of tightening torque when using insertion or socket tools with various effective lengths
  AH00.00-P-0015-01CW
    NOTES
Always counterhold tie rod (10).
Otherwise, the tie rod (10) will be damaged.
 
    TORQUE SPECIFICATION Jam nut, tie rod to inner tie rod *BA46.40-P-1002-01M 
11 Attach guide vane to tie rod (10). Model 190
with code M030 (GT R version)
Model 190
with code M032 (Black Series version)
 
      AR42.10-P-0101RG
12 Install lower engine compartment lining. Model 190.381 AR61.20-P-1105RGB
    Model 197 AR61.20-P-1105RQ
    Model 190 (except 190.381) AR61.20-P-1105RG
13 Remove wheel spreader (030).    
14 Check boots of left or right tie rod (10) for twisting; align if necessary.    
15 Remove holding device (055).    
MEASURING Measure     
16 Carry out output measurement.   AR40.20-P-0200RQ 
CHECK VALUES FOR FRONT AXLE TOE

Number Designation Model 197 up to 8/31/12 except code P98 (Black Series) Model 197 as of 9/1/12 except code P98 (Black Series)
BE40.20-P-1001-07L Total front axle toe at vehicle level -3.83° ∠° - -
-2.87° ∠° 0° -10' (±7') 0° 25' (±7')
CHECK VALUES FOR FRONT AXLE TOE

Number Designation Model 197 with code P98 (Black Series)
BE40.20-P-1001-07L Total front axle toe at vehicle level -3.83° ∠° 0° 24 (±7)
-2.87° ∠° -
TIE ROD

Number Designation Model 190 Model 197
BA46.40-P-1002-01M Jam nut, tie rod to inner tie rod Nm 65 65
Fig 1: Identifying Retainer Device (129 589 01 21 00)
G09976454Courtesy of MERCEDES-BENZ USA