B13AB Code: Meaning, Causes, and Symptoms | OBD2 Codes

B13AB – Air Mix Actuator Circuit

 

B13AB Possible Symptoms

 

Engine Light ON (or Service Engine Soon Warning Light)

 

B13AB Possible Causes

 

Faulty Air Mix Actuator Motor,Air Mix Actuator Motor harness is open or shorted,Air Mix Actuator Motor circuit poor electrical connection,Faulty Climate Control Unit

 

B13AB Description

 

The Climate Control Unit monitors the Air Mix Actuator Motor. The Climate Control Unit sets the OBDII code when the Air Mix Actuator Motor is not to factory specifications.