Symptom Chart: Auto-Start-Stop System

WARNING: This page is about a different variant/trim than selected.

Diagnostics in this article assume a certain skill level and knowledge of Ford-specific diagnostic practices. REFER to: Diagnostic Methods .

Condition	Possible Sources	Actions
Auto-Start-Stop System is inoperative or does not operate correctly	One or more required criteria required for Auto-start-stop operation has not been met.	REFER to owners literature and Refer to ENGINE CONTROLS - SYMPTOM CHARTS (EXCEPT DIESEL & HYBRID) . for proper system operation.
	Electronic Control Modules	RETRIEVE all Continuous Memory Diagnostic Trouble Codes (CMDTCs). For PCM Diagnostic Trouble Codes (DTCs), REFER to PCM DTC Chart . For BCM Diagnostic Trouble Codes (DTCs), REFER to BCM DTC Chart . For all other Diagnostic Trouble Codes (DTCs), REFER to: Diagnostic Trouble Code Charts.
	Vehicle Battery	Refer to ENGINE CONTROLS - SYMPTOM CHARTS (EXCEPT DIESEL & HYBRID) .
Auto-Start-Stop System cannot be disabled by driver	Wiring, terminals or connectors Auto-start-stop disable switch Refer to the appropriate Information And Entertainment System article for the procedure. FCIM