P1681 Ford Control Module Not Programmed

P1681 Ford Control Module Not Programmed

Possible causes

– Fualty ECM
– Wrong ECM for vehicle
– Service program error

What about the obd code?

Engine Control Module (ECM) program does not recognize the vehicles id, or the id is missing in the ECM.

Symptoms

– Engine Light ON (or Service Engine Soon Warning Light)

P1681 Ford Description

This diagnostic trouble code (DTC) indicates a programming error within the control module.

Ford Vehicle:Ford Escape,Ford Focus Flexifuel,Ford Mustang,Ford Fusion,Ford Taurus,Ford F-Series,Ford Explorer,Ford C-Max,Ford Escape,Ford Edge,Ford Explorer,Ford Flex,Ford Expedition,Ford Transit Connect,Ford F1-50,Ford E-Series Wagon,Ford Super Duty,Ford Fusion Hybrid SE,Ford C-MAX Hybrid SEL,Ford C-MAX Energi,Ford Fusion Energi SE,Ford Fucos Electric,Ford E-Series Van,Ford E-Series Cutaway,Ford Super Duty Pick Up,Ford Chassis Cab,Ford F-650/F-750,Ford Stripped Chassis