Inspection and Verification

WARNING: This page is about a different car, the 2017 Lincoln Navigator and 2017 Ford Expedition. However, it is still accessible from the selected car via links, so may be relevant.

1.

Verify the customer concern by operating the transmission external control.

2.

Visually inspect for obvious signs of mechanical and electrical damage; refer to the following chart:

Visual Inspection Chart

Mechanical	Electrical
Damaged BSIA Damaged tow/haul switch	Failed fuse(s): SJB 18 (10A) Damaged wiring harness Loose or corroded connections

3.

If the fault is not visually evident, determine the symptom. GO to Symptom Chart - External Controls, Column Shift or GO to Symptom Chart - NVH Column Shift .