Symptom Chart - Steering System
WARNING: This page is about a different car, the 2010 Mercury Mariner and 2010 Ford Escape. However, it is still accessible from the selected car via links, so may be relevant.
STEERING SYSTEM SYMPTOM CHART
| Condition |
Possible Sources |
Action |
- No communication with the Power Steering Control Module (PSCM)
|
- Wiring, terminals or connectors
- Fuse(s)
- PSCM
|
|
- Excessive steering wheel play
|
- Steering column shaft/U-joints
- Steering linkage
- Steering gear
|
|
- Steering system drift/pull/wander
|
- Steering column shaft/U-joint
- Steering column
- Steering gear mounts
- Steering column torsion bar
|
|
- Poor returnability/sticky steering
|
- Binding lower steering column shaft coupling/U-joints
- Loose, worn or damaged steering linkage
- Binding suspension components
- Binding steering gear
- Binding steering column bearing(s)
- Binding steering column shaft dash panel seal
- Steering wheel position sensor not calibrated
- Alignments/suspension
|
|
- Lack of assist or inconsistent assist
|
- Suspension components
- Steering components
- Wiring terminals or connectors
- Low battery/charging system voltage
|
|
- The active park assist system does not activate
|
- DTCs present in PAM
, PSCM
and/or ABS module.
|
|
- The active park assist system deactivates during parking maneuvers
|
- Driver input via steering wheel
|
- REFER customer to the active park assist section of the Owner's Literature for correct system operation.
|
- DTCs present in PAM
, PSCM
and/or ABS module.
|
|