LEMON Manuals: Even more car manuals for everyone
Home >> Mercedes Benz >> 2007 >> S550 Base >> Repair and Diagnosis >> Suspension >> Wheels & Tire System >> Wheels, Chassis Alignment Check -- Testing & Repair -- S-Class (221) >> Testing & Repair >> Check caster, match with value in table - AR40.20-P-0322-03SX

Check caster, match with value in table - AR40.20-P-0322-03SX

MODEL 221.00 /02 /05 /07 /09 /10 /12 /15 /17 /19 except CODE (Z07) Top protection Except vehicles with mixed tires 

MODEL 221.09 /19 Vehicles with 4MATIC' 

CHECK AND ADJUSTMENT VALUES FOR CASTER

Number Designation Model 221 except vehicles with mixed tires, front axle 255/45 R 18, rear axle 275/45 R 18 or front axle 255/45 R 19 rear axle 275/45 R 19 except (code Z07), except (code Z07 + Z19), except engine 651, except 4MATIC
BE40.20-P-1001-20D Permissible difference in caster between right and left sides of the vehicle ∠° 30'
BE40.20-P-1002-20D Caster See table AR40.20-P-0322-03SX 

IMPORTANT Tolerance for caster ∠30'

IMPORTANT The level values are displayed by the electronic inclinometer in decimal degrees [°].

Fig 1: Identifying Front/Rear Axle Level Values
G07585151Courtesy of MERCEDES-BENZ USA
  1. Obtain the caster value from the table taking into account the front axle (FA) level values and rear axle (RA) level values measured previously.

    Example, see Table: 

    Front axle level value (FA): +1.9°

    Rear axle level value (RA): - 1.9°

    = Caster value 9° 24' (± 30')