FixVault

DTC Chart

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

DTC  Description  Action 
P1783 Transmission over temperature condition If DTC P2681 is set GO to Pinpoint Test A  If DTC P26AC is set GO to Pinpoint Test B 
P2681 Transmission Fluid Heater Coolant Control Valve GO to Pinpoint Test A 
P26AC Transmission Fluid Cooler Coolant Control Valve GO to Pinpoint Test B