Visual Inspection

This inspection will identify modifications or additions to the vehicle operating system that may affect diagnosis.

Inspect vehicle for non-Ford approved add-on devices such as:
- Electronic add-on items
- Air conditioning.
- Generators (alternators).
- Engine turbos.
- Cellular telephones.
- Cruise controls.
- CB radios.
- Linear amplifiers.
- Backup alarm signals.
- Electronic brakes for trailer towing.
- Computers.
- Vehicle modifications.

These items, if not installed properly, will affect powertrain control module or transmission function. Pay particular attention to add-on wiring splices in the powertrain control module harness or transmission wiring harness, abnormal tire size or axle ratio changes.

Also inspect for fluid leaks.