P1200 Code: Meaning, Causes, and Symptoms | OBD2 Codes
P1200 – Injector Control Circuit
P1200 Possible Symptoms
Engine Light ON (or Service Engine Soon Warning Light)
P1200 Possible Causes
Faulty Fuel Injector,Fuel Injector harness is open or shorted,Fuel Injector circuit poor electrical connection
While the engine running the Powertrain Control Module (PCM) detects an incorrect voltage level on one or more injector driver circuits for more than 5 seconds.