B1854 Code: Meaning, Causes, and Symptoms | OBD2 Codes
B1854 – Climate Control Air Temperature Internal Sensor Motor Circuit Open
B1854 Possible Symptoms
Engine Light ON (or Service Engine Soon Warning Light)
B1854 Possible Causes
Faulty Climate Control Air Temperature Internal Sensor Motor,Climate Control Air Temperature Internal Sensor Motor harness is open or shorted,Climate Control Air Temperature Internal Sensor Motor circuit poor electrical connection,Faulty Body Control Module (BCM)
B1854 Description
The Body Control Module (BCM) monitors the Climate Control Air Temperature Internal Sensor Motor. The BCM sets the OBDII code when the Climate Control Air Temperature Internal Sensor Motor is not to factory specifications.