Symptom Chart: Automatic Transmission
Diagnostics in this article assume a certain skill level and knowledge of Ford-specific diagnostic practices. REFER to: Diagnostic Methods .
In most circumstances the PCM/ TCM sets a DTC to help guide with diagnostics. Refer to the DTC Chart before using the Symptom Chart. The Condition column lists the vehicle condition. The Action column refers to a pinpoint test. Each pinpoint test lists the possible symptoms and the components that can cause each symptom. The components are listed in order of disassembly.
NOTE:
This procedure is written to diagnose multiple vehicle applications. It includes information for shift by cable, shift by wire, and auto start-stop applications. Some components listed may not apply to every vehicle.
Symptom Chart
| Condition | Action |
|---|---|
| No Engagement - Forward | GO to Pinpoint Test A |
| No Engagement - Reverse | GO to Pinpoint Test B |
| No Engagement - Both Forward and Reverse | GO to Pinpoint Test C |
| Engagement Quality - Forward | GO to Pinpoint Test D |
| Engagement Quality - Reverse | GO to Pinpoint Test E |
| Engagement Quality - Both Forward and Reverse | GO to Pinpoint Test F |
| Engagement Quality - Park | GO to Pinpoint Test G |
| Upshift Quality - Single Gear Affected | GO to Pinpoint Test H |
| Downshift Quality - Single Gear Affected | GO to Pinpoint Test I |
| Upshift Quality - Multiple Gears Affected | GO to Pinpoint Test J |
| Downshift Quality - Multiple Gears Affected | GO to Pinpoint Test J |
| Torque Converter Clutch Operation | GO to Pinpoint Test K |
| Fluid Leaking or Overheating | GO to Pinpoint Test L |
| NVH | GO to Pinpoint Test M |
| Other Concerns | GO to Pinpoint Test N |