U1203 – SCP (J1850) Invalid or Missing Data for Windows

U1203 Possible Symptoms

Engine Light ON (or Service Engine Soon Warning Light)

U1203 Description

SCP (J1850) Invalid or Missing Data for Windows is the generic description for the U1203 code, but the manufacturer may have a different description. Currently we have no further information abouth the U1203 OBDII code.