top of page

2014 Ford Fusion Titanium Hybrid – No Start After Transmission Fluid Loss With P0A78
CUSTOMER CONCERN Vehicle will not start after collision damage caused the hybrid transmission to lose fluid; DTCs P0A78, P0613, and P0A2A are stored. CAUSE Running low on Mercon LV overheated and damaged the transmission's internal hybrid drive motor; the system attempted Ready mode and immediately reset the same transmission-related DTCs. CORRECTION Remove and replace the automatic hybrid transmission assembly, fill with Mercon LV, clear DTCs P0A78, P0613, and P0A2A, and ver
bottom of page