Pinpoint Test D: Steering System Drift/Pull/Wander
WARNING: This page is about a different car, the 2007 Ford Pickup, 2007 Ford F550 Super Duty, 2007 Ford F450 Super Duty, and 2007 Ford Cab & Chassis. However, it is still accessible from the selected car via links, so may be relevant.
- D1 CHECK FOR TIRE PULL
- Rotate the front wheel and tire assemblies side to side. Refer to WHEELS AND TIRES article.
- Carry out a road test on a smooth, flat road.
- Does the vehicle drift/pull?
- D2 ROTATE THE WHEEL AND TIRE ASSEMBLIES FRONT TO REAR
- Rotate the wheel and tire assemblies front to rear. Refer to WHEELS AND TIRES article.
- Carry out a road test on a smooth, flat road.
- Does the vehicle drift/pull?
- YES : Go to D3.
- NO : The concern has been corrected.
- D3 CHECK THE STEERING COLUMN SHAFT NOTE: Be sure to keep the clockspring centered when disconnecting the steering column shaft. Refer to the appropriate Body article for the procedure.
- Check the steering column and steering column shaft for grounding.
- Disconnect the steering column shaft at the steering column.
- Inspect the steering column shaft U-joints for looseness or wear.
- Are the steering column shaft universal joints OK?
- YES : Go to D4.
- NO : INSTALL a new steering column shaft as necessary. REFER to STEERING COLUMN article.
- D4 CHECK THE STEERING GEAR MOUNTING
- Check the steering gear mounts for looseness or wear.
- Are the steering gear mounts OK?
- YES : Go to D5.
- NO : INSTALL a new steering gear as necessary. REFER to POWER STEERING article.
- D5 CHECK THE STEERING GEAR
- Carry out the Steering Gear Valve Component Test in this article.
- Is the steering gear valve OK?
- YES : Go to D6.
- NO : REPAIR or INSTALL a new steering gear as necessary. REFER to POWER STEERING article.
- D6 CHECK THE SUSPENSION COMPONENTS
- Check for loose or worn suspension components.
- Are the suspension components OK?
- YES : Go to D7.
- NO : INSTALL new suspension components as necessary. Refer to the appropriate Suspension article for the procedure.
- D7 CHECK THE WHEEL ALIGNMENT NOTE: The vehicle will tend to pull toward the side with the least positive caster and the most positive camber.
- Using a suitable alignment system, measure the wheel alignment settings. Refer to SUSPENSION SYSTEM - GENERAL INFORMATION article.
- Are the alignment settings within specifications?
- YES : CHECK for correct frame alignments. Refer to the appropriate Frame and Mounting article for the procedure.
- NO : ADJUST the alignment angles to specifications. DO NOT exceed the specifications. TEST the system for normal operation.