150416_Training documents

ProSteering ®

A: No

Potential cause(s)

Verification or action Check the alignment of the steered axle and rear drive axle Verify the adjustment is made to the original manufacturers specification Check caster and toe on the front axle Perform the power steering pump test as described in the manufacturers service manual Perform the power steering pump flow response test as described in the manufacturers service manual

Result

Remedy

Alignment is correct and condition persists

Investigate the next potential cause

Vehicle alignment

Steer axle wheel bearing adjustment

Adjustment is correct and condition persists

Investigate the next potential cause

Caster and toe on the front axle

Adjustment is correct and condition persists

Investigate the next potential cause Investigate the next potential cause Repair or replace the power steering pump Investigate the next potential cause Repair or replace the power steering pump

Pass

Fail

Power steering pump

Pass

Fail

22 150416_TECHNICAL GUIDE