P1681 Chrysler Control Module Not Programmed
Possible causes
– Fualty ECM
– Wrong ECM for vehicle
– Service program error
– 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 Chrysler Description
This diagnostic trouble code (DTC) indicates a programming error within the control module.
Chrysler Vehicle:Chrysler 200,Chrysler 300,Chrysler 300M,Chrysler Crossfire,Chrysler PT Cruiser,Chrysler Town & Country,Chrysler Voyager