Initial Inspection and Diagnostic Overview

1. Verify the customer concern by operating the system.
2. Visually inspect for obvious signs of mechanical or electrical damage.

VISUAL INSPECTION CHART

Mechanical
^ Seat track assembly
^ Lumbar motor
^ Seat backrest lumbar adjusting pad
^ Seat backrest lumbar adjusting hose

Electrical
^ Battery junction box
- Fuse 104 (40 A)
- Fuse 22 (40 A)
^ Seat regulator control switch
^ Lumbar seat control switch
^ Seat track motors
^ Wiring harness

3. If an obvious cause for an observed or reported concern is found, correct the cause (if possible) before proceeding to the next step.
4. If the concern is not visually evident, verify the symptom and refer to the Symptom Chart. Symptom Related Diagnostic Procedures