Cooper (R56) L4-1.6L (N12) (2008)
Observe the following test conditions prior to the chassis/wheel alignment check:
1. Correct and identical rim and tyre sizes
2. Correct tread depth .the tread for each axle may differ from left to right by max.3-4 mm.
3. Correct Tyre Inflation Pressure (see instruction plate on car)
4. Wheel bearing clearance OK
5
Steering backlash Ok
6
Condition of suspension and shock absorbers OK
Ride Height
General Ride Level Height
Ride level in normal position (attach tape measure to rim flange at bottom middle and measure to lower edge of wheel arch)
Tolerance ride height in:
Normal position ........................................................................................................................................................................................ max ±10 mm
Design position ........................................................................................................................................................................................... max ±2 mm
Difference ride height between left / right in:
Normal position .................................................................................................................................................................................................. 10 mm
Design position .................................................................................................................................................................................................... 2 mm
Standard suspension
Front
15" rim ............................................................................................................................................................................................................. 560 mm
16" rim ............................................................................................................................................................................................................. 573 mm
17" rim ............................................................................................................................................................................................................. 588 mm
18" rim ............................................................................................................................................................................................................. 601 mm
Rear
15" rim ............................................................................................................................................................................................................. 544 mm
16" rim ............................................................................................................................................................................................................. 556 mm
17" rim ............................................................................................................................................................................................................. 572 mm