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Home >> Mercedes Benz >> 2017 >> GT AMG >> Repair and Diagnosis >> Suspension >> Wheels & Tire System >> Wheels, Chassis Alignment -- 190 Chassis >> Testing & Repair >> Check Vehicle Level At Front And Rear Axles Using Electronic Inclinometer - AR40.20-P-0302RQ

Check Vehicle Level At Front And Rear Axles Using Electronic Inclinometer - AR40.20-P-0302RQ

Model 190, 197 

MODIFICATION NOTES

17.07.2020 Remove rear guide vane from front axle. Operation step 1.  
17.07.2020 Install rear guide vane on front axle. Operation step 7.  
G16677883Courtesy of MERCEDES-BENZ USA

Shown on left front lower control arm 

G16677884Courtesy of MERCEDES-BENZ USA

Shown on left rear axle shaft 

G16677885Courtesy of MERCEDES-BENZ USA
CAUTION Risk of injury  caused by scraping or cutting body parts on sharp vehicle parts Always wear protective gloves when working on or near sharp and non-deburred vehicle parts.
Deburr repair panels.		 AS00.00-Z-0017-01A
REMOVING Remove     
1 Remove rear guide vane from front axle. Model 190
with code M032 (Black Series version)		 AR42.10-P-0102RG
INSPECT Check     
2 Carry out preconditions and tests for vehicle level measurement.   AR40.00-P-0202A 
3 Clean measuring points. IMPORTANT This prevents any measuring errors.  
4 Mount measuring sensor (086a) on lower control arm (17) (arrows), read off vehicle level on inclinometer (086) and save displayed value. Model 190 AR40.20-P-0203RQ 
    NOTES
The measuring sensor connecting cable (086b) must be aligned in the direction of the vehicle center.
Otherwise the measurement will be inaccurate.		  
    IMPORTANT The vehicle level must be measured on the left and right.  
    Model 197 as of 9/1/12
except code P98 (Black Series)
Model 197 up to 8/31/12
except code P98 (Black Series)
Model 197
with code P98 (Black Series)
Vehicle level - front axle		 *BE40.20-P-1001-02S 
5 Mount measuring sensor (086a) on rear axle shaft (65) and read off vehicle level on the inclinometer (086). Model 190 AR40.20-P-0203RQ 
    NOTES
The measuring sensor connecting cable (086b) must be aligned in the direction of the vehicle center.
Otherwise the measurement will be inaccurate.		  
    IMPORTANT The vehicle level must be measured on the left and right.  
    Model 197 as of 9/1/12
except code P98 (Black Series)
Model 197 up to 8/31/12
except code P98 (Black Series)
Model 197
with code P98 (Black Series)
Vehicle level - rear axle		 *BE40.20-P-1001-03S 
6 Check the maximum permissible difference in vehicle level between the left and right side of the vehicle. Model 190 AR40.20-P-0203RQ 
    IMPORTANT The specified testing tolerance only applies when checking the vehicle level.  
    Model 197 as of 9/1/12
except code P98 (Black Series)
Model 197 up to 8/31/12
except code P98 (Black Series)
Model 197
with code P98 (Black Series)		 *BE40.20-P-1002-02S 
    Permissible difference in vehicle level between right and left side of vehicle  
    Model 197 as of 9/1/12
except code P98 (Black Series)
Model 197 up to 8/31/12
except code P98 (Black Series)
Model 197
with code P98 (Black Series)		 *BE40.20-P-1002-03S 
    Permissible difference in vehicle level between right and left side of vehicle  
    If the vehicle level at the front or rear axle is out of tolerance,
↓
check suspension struts for wear and damage.		  
REFER TO MAINTENANCE   Model 190 AP32.25-P-3255C
INSTALLING Install     
7 Install rear guide vane on front axle. Model 190
with code M032 (Black Series version)		  
      AR42.10-P-0102RG
CHECK VALUES FOR VEHICLE LEVEL AT FRONT AXLE

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-1001-02S Vehicle level - front axle ∠° -2, 87 (±1, 4) -2, 87 (±0, 7)
CHECK VALUES FOR VEHICLE LEVEL AT FRONT AXLE

Number Designation Model 197 with code P98 (Black Series)
BE40.20-P-1001-02S Vehicle level - front axle ∠° -3, 83 (±0, 7)
CHECK VALUES FOR REAR AXLE VEHICLE LEVEL

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-1001-03S Vehicle level - rear axle ∠° 7, 18 (±1, 1) 6, 63 (±0, 6)
CHECK VALUES FOR REAR AXLE VEHICLE LEVEL

Number Designation Model 197 with code P98 (Black Series)
BE40.20-P-1001-03S Vehicle level - rear axle ∠° 4, 96 (±0, 6)
CHECK VALUES FOR VEHICLE LEVEL AT FRONT AXLE

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-1002-02S Permissible difference in vehicle level between right and left side of vehicle When checking ∠° 0, 7 0, 3
CHECK VALUES FOR VEHICLE LEVEL AT FRONT AXLE

Number Designation Model 197 with code P98 (Black Series)
BE40.20-P-1002-02S Permissible difference in vehicle level between right and left side of vehicle When checking ∠° 0, 3
CHECK VALUES FOR REAR AXLE VEHICLE LEVEL

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-1002-03S Permissible difference in vehicle level between right and left side of vehicle When checking ∠° 0, 6 0, 6
CHECK VALUES FOR REAR AXLE VEHICLE LEVEL

Number Designation Model 197 with code P98 (Black Series)
BE40.20-P-1002-03S Permissible difference in vehicle level between right and left side of vehicle When checking ∠° 0, 6
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