B1225 Code: Meaning, Causes, and Symptoms | OBD2 Codes

B1225 – Open In The In-Car Temperature Sensor Circuit


B1225 Possible Symptoms


Engine Light ON (or Service Engine Soon Warning Light)


B1225 Possible Causes


Faulty In-Car Temperature Sensor,In-Car Temperature Sensor harness is open or shorted,In-Car Temperature Sensor circuit poor electrical connection,Faulty Climate Control Unit


B1225 Description


The Climate Control Unit monitors the In-Car Temperature Sensor. The Climate Control Unit sets the OBDII code when the In-Car Temperature Sensor is not to factory specifications.