Pinpoint Test B: Steering Is Very Difficult/Very Easy
WARNING: This page is about a different car, the 2005 Ford RV Cutaway, 2005 Ford Econoline, 2005 Ford E450 Super Duty, and 2005 Ford Cutaway. However, it is still accessible from the selected car via links, so may be relevant.
- B1 CHECK THE STEERING COLUMN BEARINGS AND THE INTERMEDIATE SHAFT NOTE: Be sure to keep the clockspring centered when disconnecting the intermediate shaft. Refer to SUPPLEMENTAL RESTRAINT SYSTEM .
- Check the steering column and intermediate shaft for grounding.
- Disconnect the steering column intermediate shaft at the steering column.
- Verify that the intermediate shaft universal joints do not bind and move freely and that the steering column bearing rotates freely.
- Are the steering column bearing and intermediate shaft universal joints OK?
- Yes : GO to B2.
- No : If the steering column or the intermediate shaft are grounding, repair as necessary. If the steering column bearings or the intermediate shaft are binding. INSTALL a new intermediate shaft or steering column. REFER to STEERING COLUMN .
- B2 CHECK THE FRONT BALL JOINTS AND UPPER STRUT BEARING
- Check that the front ball joints and upper strut bearing move freely and are not binding or sticking. Refer to SUSPENSION SYSTEM-GENERAL INFORMATION .
- Are the front ball joints and upper strut bearing OK?
- Yes : GO to B3.
- No : INSTALL new ball joints or upper strut bearing as necessary. REFER to FRONT SUSPENSION .
- B3 MONITOR ENGINE RPM CHANGES NOTE: Make sure that the vehicle is on a flat, dry surface.
- Key in START position.
- Turn the steering wheel once to the left stop position and then to the right stop position.
- Note the engine rpm during the turns.
- Does the engine rpm change when turning the steering wheel?
CAUTION: Do not hold the steering wheel at the stops for an extended amount of time. Damage to the power steering pump can occur.- Yes : If no power steering assist is present and the engine rpm changes, INSTALL a new steering gear. REFER to POWER STEERING .
- No : CARRY OUT the Pump Flow and Pressure Test. REFER to COMPONENT TESTS .
If left-to-right variation is present, INSTALL a new steering gear. REFER to POWER STEERING .
If no power steering assist is present and the engine rpm does not change, INSTALL a new power steering pump. REFER to POWER STEERING .
If excessive effort is required in one or both directions, INSTALL a new power steering pump. REFER to POWER STEERING .