B2272 Code: Meaning, Causes, and Symptoms | OBD2 Codes

B2272 – Ignition 1 Monitor Malfunction


B2272 Possible Symptoms


Engine Light ON (or Service Engine Soon Warning Light)


B2272 Possible Causes


Faulty Ignition 1 (IG1) Relay,Ignition 1 (IG1) Relay harness is open or shorted,Ignition 1 (IG1) Relay circuit poor electrical connection,Faulty Main Body ECU


B2272 Description


This Diagnostic Trouble Code (DTC) is output when there is a problem in the Ignition 1 (IG1) output circuit, which is from the inside of the Main Body ECU to the Ignition 1 (IG1) Relay.