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Home >> Mercedes Benz >> 2018 >> E300 Base >> Repair and Diagnosis >> Suspension >> Wheels & Tire System >> Wheels, Chassis Alignment Check - 213 Chassis >> Testing & Repair >> Check Vehicle Level At Front And Rear Axle With Electronic Inclinometer, Adjust If Necessary - AR40.20-P-0301LW

Check Vehicle Level At Front And Rear Axle With Electronic Inclinometer, Adjust If Necessary - AR40.20-P-0301LW

Model 205 

Model 213 

Model 253 

Model 293 

G13746354Courtesy of MERCEDES-BENZ USA

Shown on model 205 except code M005 (4MATIC) on front axle 

G13746355Courtesy of MERCEDES-BENZ USA

Shown on model 205 except code M005 (4MATIC) on rear axle 

G13746356Courtesy of MERCEDES-BENZ USA
INSPECT Check     
1 Check condition of vehicle. IMPORTANT Before the vehicle level check, it must be ensured that none of the suspension components are damaged or exhibit wear.
IMPORTANT For the vehicle level check, all vehicle parts must be installed and the vehicle completed and in a ready to drive condition. The vehicle must not be loaded.
 
2 Check and correct tire pressure.    
REFER TO MAINTENANCE     AP40.15-P-4061A 
3 Drive the vehicle onto measuring station and secure using parking brake.    
4 Unlock turn and slip plates.    
5 Remove rear axle underfloor paneling. Model 253.992/993 AR61.30-P-1001RFW
Model 293 AR61.30-P-1001EQ
6 Clean measuring ranges (a, b).    
7 Place measuring sensor (086a) in measuring range (a) and measure vehicle level at measuring point 1 (front left) and measuring point 2 (front right). NOTES
The connecting cable (086b) for the measurement sensor (086a) must face towards the vehicle center. Otherwise the measurement will be inaccurate.
IMPORTANT Save measured values.
 
8 Place measuring sensor (086a) in measuring range (b) and measure vehicle level at measuring point 3 (rear left) and measuring point 4 (rear right). NOTES
The connecting cable (086b) for the measurement sensor (086a) must face towards the vehicle center. Otherwise the measurement will be inaccurate.
IMPORTANT Save measured values.
 
9 Check maximum permissible difference in vehicle level between left and right side of vehicle at front axle. Assign suspension data Model 293 AR40.20-P-0203EQC
Assign suspension data Model 213 AR40.20-P-0203LWA 
Assign suspension data Model 253 AR40.20-P-0203LWB 
Assign suspension data Model 205
IMPORTANT Model 205
with code 489 (AIRMATIC)
Model 213
with code 489 (AIR BODY CONTROL) Model 253
with code 489 (AIR BODY CONTROL) The specified test tolerance applies only when checking the vehicle level but not for calibration.
AR40.20-P-0203LWC
10 Check maximum permissible difference in vehicle level between left and right side of vehicle at rear axle. Assign suspension data Model 293 AR40.20-P-0203EQC
Assign suspension data Model 213 AR40.20-P-0203LWA 
Assign suspension data Model 253 AR40.20-P-0203LWB 
Assign suspension data Model 205
IMPORTANT Model 205
with code 489 (AIRMATIC)
Model 213.0/1
with code 489 (AIR BODY CONTROL)
Model 213.2
Model 253
with code 489 (AIR BODY CONTROL)
Model 293
The specified test tolerance applies only when checking the vehicle level but not for calibration.
AR40.20-P-0203LWC
  Adjust     
11 Calibrate vehicle level using vehicle diagnosis system. Model 205
with code 489 (AIRMATIC)
Model 213.0/1
with code 489 (AIRMATIC)
Model 213.2
Model 253
with code 489 (AIR BODY CONTROL)
Model 293
When the vehicle level is outside the test
tolerance.
 
REFER TO SELF-DIAGNOSTIC SYSTEMS   Model 293 AD00.00-P-2000-06FR
REFER TO SELF-DIAGNOSTIC SYSTEMS   Model 205
with code 489 (AIRMATIC)
Model 213.0/1
with code 489 (AIRMATIC)
Model 213.2
Model 253
with code 489 (AIR BODY CONTROL)
IMPORTANT Possible remedies when the vehicle level is not OK after calibration:
Attachment of level sensor is misshapen.
AD00.00-P-2000-04B
12 Check headlamp adjustment. Model 205
with code 489 (AIRMATIC)
Model 213.0/1
with code 489 (AIR BODY CONTROL)
Model 213.2
Model 253
with code 489 (AIR BODY CONTROL)
Model 293
Only if the vehicle level has been calibrated.
 
REFER TO MAINTENANCE   Model 293 AP82.10-P-8260KA
REFER TO MAINTENANCE   Model 205
with code 489 (AIRMATIC)
Model 253
with code 489 (AIR BODY CONTROL)
AP82.10-P-8260E
REFER TO MAINTENANCE   Model 213.0/1
with code 489 (AIR BODY CONTROL)
Model 213.2
AP82.10-P-8260J
13 Attach rear axle underfloor paneling. Model 253.992/993 AR61.30-P-1001RFW
Model 293 AR61.30-P-1001EQ