Diagnostic Flow Chart

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DIAGNOSTIC FLOW CHART

Diagnostic Flow Chart
1) Did you record any Diagnostic Trouble Codes?	Yes	Repair all hard Diagnostic Trouble Codes. Follow the pinpoint tests. For non-transmission related DTCs, refer to INTRODUCTION - GASOLINE article for Escape (gasoline) and Mariner or INTRODUCTION- HYBRID ESCAPE article for Escape (Hybrid) article, then this article for transmission related DTCs.
1) Did you record any Diagnostic Trouble Codes?	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 drive cycle test.
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. For non-transmission related DTCs, refer to INTRODUCTION - GASOLINE article for Escape (gasoline) and Mariner or INTRODUCTION- HYBRID ESCAPE article for Escape (Hybrid), then this article for transmission related DTCs, then GO to Step 4.
3) Did the continuous test memory codes reappear?	No	GO to Step 4.
4) Is the concern repaired?	Yes	Carry out the final quick test to verify that no Diagnostic Trouble Codes are present. Clear memory codes. Return vehicle to customer.
4) Is the concern repaired?	No	Refer to DIAGNOSIS BY SYMPTOM .
5) Are there any electrical concerns?	Yes	Install the scan tool and carry out output state control test, then GO to Step 6.
5) Are there any electrical concerns?	No	Refer to the hydraulic and mechanical routine to diagnose and repair the concern, then GO to Step 7.
6) Was the transaxle concern corrected when the scan tool was installed?	Yes	Refer to PINPOINT TEST Z: INTERMITTENT in INTRODUCTION - GASOLINE article for Escape (gasoline) and Mariner or Z: INTERMITTENT in INTRODUCTION- HYBRID ESCAPE article for Escape (Hybrid), intermittent fault diagnosis 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 7.
7) Is the concern repaired?	Yes	Carry out the final quick test to verify that no diagnostic trouble codes are present. Clear memory codes. Return the vehicle to the customer.
7) Is the concern repaired?	No	No further testing is available. Repeat procedures as necessary.