Diagnostic Strategy: Notes

WARNING: This page is about a different car, the 2010 Mercury Milan, 2010 Lincoln MKZ, and 2010 Ford Fusion. However, it is still accessible from the selected car via links, so may be relevant.

Troubleshooting an electronically controlled automatic transaxle is simplified by using the proven method of diagnosis. One of the most important things to remember is that there is a definite procedure to follow.

NOTE: Do not take short cuts or assume that critical checks or adjustments have already been made.

Follow the procedures as written to avoid missing critical components or steps.

To correctly diagnose a concern, have the following publications available:

INTRODUCTION - GASOLINE MODELS
TSBs
SYSTEM WIRING DIAGRAMS article

These publications provide the information required when diagnosing transaxle concerns.

Use Diagnostic Flow Table as a guide and follow the steps as indicated.