Diagnostic Flow Chart

2007 Ford Fusion SEL, 2.3 Z, StandardSECTION Diagnostic Flow Chart
WARNING: This page is about a different variant/trim than selected.
Special Tools

Illustration Tool Name Tool Number
GF0000049
Vehicle Communication Module (VCM) and Integrated Diagnostic System (IDS) software with appropriate hardware, or equivalent scan tool  

Prior to carrying out the flow test, the following items should be checked:

  • Know and understand the customer concerns.
  • Check the fluid level and condition.
  • Verify the concern by operating the vehicle.
  • Check for non-factory-installed items and verify correct installation.
  • Check the selector lever linkage adjustments.
  • Check TSBs for vehicle concerns.
  • Carry out Self Tests, both key ON/engine OFF (KOEO) and key ON/engine running (KOER).
  • Record all codes.
  • Verify that the vehicle transmission control module (TCM) is at the latest calibration release level.
DIAGNOSTIC FLOW CHART

Test Result Action
1) DTCs recorded? Yes REPAIR all hard DTCs. FOLLOW the pinpoint tests. REFER to the Introduction - Gasoline Engines first, then this workshop manual, then Go to Step 2.
  No REFER to Diagnosis By Symptom , then Go to Step 5.
2) Are any continuous test memory codes present? Yes CLEAR codes and CARRY OUT the drive cycle test.
  No Go to Step 4.
3) Did the continuous test memory codes reappear? Yes REPAIR all continuous test memory codes. FOLLOW the pinpoint tests. REFER to the Introduction - Gasoline Engines then the transmission reference manual, then this workshop manual, then Go to Step 4.
  No Go to Step 4.
4) Is the concern repaired? Yes CARRY OUT the final quick test to verify that no DTCs are present. CLEAR memory codes.
  No REFER to Diagnosis By Symptom .
5) Was the transmission concern corrected when the scan tool was installed? Yes REFER to the Introduction - Gasoline Engines , intermittent fault diagnosis section and use the scan tool to diagnose cause of concern in the processor, vehicle harness or external inputs (sensors or switches).
  No REFER to the hydraulic and mechanical routine to diagnose the concern, then Go to Step 6.
6) Is the concern repaired? Yes CARRY OUT the final Self Test to verify that no DTCs are present. CLEAR memory codes.
  No Concern should have been repaired. GO back through the diagnostic flow chart and REVIEW other components that may have contributed to the concern. CHECK and DIAGNOSE those components. GET assistance from other sources.
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When to See a Mechanic

Stop DIY work and contact a certified mechanic immediately if any of the following apply:

  • You smell fuel, burning insulation, or see smoke.
  • Brakes feel soft, pull hard to one side, or make grinding noises.
  • The engine overheats, stalls repeatedly, or misfires under load.
  • You are missing required tools, torque specs, or safe lifting equipment.
  • You are not confident in the next step or safety outcome.