Check and adjust camber and caster at front axle

AR40.20-P-0322C

Check and adjust camber and caster at front axle

20.5.94

10.9.03

Reference to adjusting toe-in at the front and rear axle replaced by reference to chassis alignment

Step 11



Check

 Danger!

Risk of injury from jamming or bruises when working on springs or spring bosses which are tensioned

Use only approved tensioning devices; additionally shield off hazardous area if necessary.
Inspect special tools for damage and proper operation (visual inspection).
Wear protective gloves.

AS00.00-Z-0001-01A

1

Observe general information on chassis alignment

AR40.20-P-0201A

2.1

Check vehicle level at front and rear axle with Mercedes-Benz measuring device and adjust if necessary

with Mercedes-Benz measuring device

Model 170 up to 28.02.00, model 170 with AMG lowering kit, models 202, 208

AR40.20-P-0300A

2.2

Check vehicle level at front and rear axle with electronic inclinometer and adjust if necessary

with electronic inclinometer

Models 170, 202, 208

AR40.20-P-0301A

3

Check camber and assign tabular value

Model 170 up to 28.02.00

AR40.20-P-0322-02B

Model 170 as of 01.03.00

AR40.20-P-0322-02BA

Model 202, 208

AR40.20-P-0322-02A

4

Check caster and assign tabular value

 Measurement with wheels turned 20°.

Model 170 up to 28.02.00

AR40.20-P-0322-03B

Model 170 as of 01.03.00

AR40.20-P-0322-03BA

Model 202, 208

AR40.20-P-0322-03A

Adjust

5

Raise vehicle.

6

Clamp front spring

AR32.20-P-0200-01A

7

Install repair bolt (19c)

 Screw on nut (19b) of repair kit until it abuts, but do not tighten yet, so that the rubber mount of the transverse control arm can twist when the vehicle is rocked to settle the suspension.

AR40.20-P-0322-01B

8

Unclamp front springs

 Lower vehicle and settle the suspension by pulling and pushing firmly several times.

AR32.20-P-0200-01A

9

Check the vehicle level at the front axle again after the camber and caster adjustment

 The vehicle level must match the dimension established during the initial measurement.

With Mercedes-Benz measuring device:

Model 170 up to 28.02.00, model 170 with AMG lowering kit, models 202, 208

AR40.20-P-0300A

With electronic inclinometer:

Models 170, 202, 208

AR40.20-P-0301A

10

Tighten nut (19b) of the repair kit

 The repair bolt (19c) must not be twisted after fixing in position by the adjusting washers and should be counterheld when tightening the nut (19b) of the repair kit.



*BA40.20-P-1005-01A

11

Check toe-in at front and rear axle and adjust if necessary.

See 

Perform chassis alignment check

AR40.20-P-0200A

Number

Designation

Model 202

Model 170

Model 208

BA40.20-P-1005-01A

Nut, repair kit

Nm

120

120

120