P1680 Cadillac Control Module Not Programmed
Possible causes
– Engine Control Module (ECM) programm error
– Wrong Engine Control Module (ECM)
– Faulty Engine Control Module (ECM)
– Wrong Engine Control Module (ECM)
– Faulty Engine Control Module (ECM)
Symptoms
– Engine Light ON (or Service Engine Soon Warning Light)
P1680 Cadillac Description
The Engine Control Module (ECM) program does not recognize the vehicles id, or the id is missing in the ECM.
Cadillac Vehicle:Cadillac CTS Coupe, Cadillac CTS-V Coupe , Cadillac Eldorado , Cadillac Escalade EXT , Cadillac ATS , Cadillac CTS , Cadillac CTS Sedan , Cadillac CTS Sport Sedan , Cadillac CTS-V , Cadillac CTS-V Sedan , Cadillac Catera , Cadillac DTS , Cadillac DeVille , Cadillac STS-V , Cadillac STS , Cadillac Seville , Cadillac XTS , Cadillac XLR , Cadillac XLR Platinum , Cadillac Escalade , Cadillac SRX