Test prerequisites:

• ● Measuring equipment correctly adjusted
• ● Vehicle unladen 1)
• ● Tyres inflated to correct pressure
• ● Vehicle accurately aligned, suspension bounced and rocked several times
• ● Suspension, steering and steering linkage check for excessive play and damage.

Notes:

• ◆ Vehicle alignment should not be checked before the vehicle has completed 1000 to 2000 km (600 to 1200 miles) as then the coil springs have had time to settle.
• ◆ The cause of vehicle imbalance may also be, excessive residual imbalance and/or vertical wheel runout;=> Fault finding; Wheels/tyres.

    1)    Unladened means: the weight of the vehicle ready for the road (fuel tank completely filled, spare wheel, vehicle tools and vehicle jack).