Symptoms - Suspension General Diagnosis

Symptoms - Suspension General Diagnosis

Note: The following steps must be completed before using the symptom tables:

1. Determine whether the vehicle is equipped with an electrically assisted or active suspension system. Perform electrical diagnosis prior to beginning mechanical diagnosis. Refer to Diagnostic Starting Point - Air Suspension (Initial Inspection and Diagnostic Overview).
2. Review the system description and operation in order to familiarize yourself with the system functions. Refer to the appropriate description and operation:

* General Description (Front Suspension)
* General Description (Rear Suspension General Description)
* General Description (Description and Operation)

Visual/Physical Inspection

* Inspect for aftermarket devices which could affect the operation of any of the suspension subsystems.
* Inspect the easily accessible or visible system components for obvious damage or conditions which could cause the symptom.
* Inspect for proper tire size and inflation pressure. Refer to Vehicle Certification, Tire Placard, Anti-Theft, and Service Parts ID Label (Vehicle Certification, Tire Placard, Anti-Theft, and Service Parts ID Label).

Symptom List

Refer to a symptom diagnostic procedure from the following list in order to diagnose the symptom:

* Ride Diagnosis (Ride Diagnosis)
* Vehicle Leads/Pulls (Vehicle Leads/Pulls)
* Body Leans or Sways in Corners (Body Leans or Sways in Corners)
* Suspension Bottoms (Suspension Bottoms)
* Noise Diagnosis - Front Suspension (Noise Diagnosis - Front Suspension)
* Noise Diagnosis - Rear Suspension (Noise Diagnosis - Rear Suspension)
* Suspension Strut and Shock Absorber Testing - On Vehicle (Suspension Strut and Shock Absorber Testing - On Vehicle)
* Wheel Bearings Diagnosis (Wheel Bearings Diagnosis)
* Radial Tire Lead/Pull Correction (Radial Tire Lead/Pull Correction)