U1127 – SCP (J1850) Invalid or Missing Data for Primary Id

U1127 Possible Symptoms

Engine Light ON (or Service Engine Soon Warning Light)

U1127 Description

SCP (J1850) Invalid or Missing Data for Primary Id is the generic description for the U1127 code, but the manufacturer may have a different description. Currently we have no further information abouth the U1127 OBDII code.