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Diagnostic Flow Chart

SPECIAL TOOLS

G07482720

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
Verify the concern by operating the vehicle
Check the transmission fluid level and condition
Check for non-factory-installed items and verify correct installation
Check the selector lever linkage for correct adjustment
Check TSBs regarding the concern
Retrieve and record all DTCs

DIAGNOSTIC FLOW CHART

Test	Result	Action
1) Are any DTCs recorded?	Yes	REPAIR all hard DTCs. FOLLOW the pinpoint tests. REFER to the INTRODUCTION - FUSION HYBRID AND MKZ HYBRID first, then this service information, GO to Step 2.
1) Are any DTCs recorded?	No	REFER to DIAGNOSIS BY SYMPTOM , GO to Step 5.
2) Are any continuous test memory codes present?	Yes	CLEAR codes and CARRY OUT the drive cycle test. If code returns, GO to Step 3.
2) Are any continuous test memory codes present?	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 - FUSION HYBRID AND MKZ HYBRID , then the Transmission Reference manual, then this service information, GO to Step 2.
3) Did the continuous test memory codes reappear?	No	GO to Step 4.
4) Is the concern repaired?	Yes	VERIFY no DTCs are present. CLEAR memory codes.
4) Is the concern repaired?	No	REFER to DIAGNOSIS BY SYMPTOM .
5) Was the transmission concern corrected when the scan tool was installed?	Yes	REFER to the INTRODUCTION - FUSION HYBRID AND MKZ HYBRID , intermittent fault diagnosis information 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, GO to Step 6.
6) Is the concern repaired?	Yes	CARRY OUT the drive cycle test and VERIFY no DTCs are present. CLEAR memory codes.
6) Is the concern repaired?	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.