B1968 Code: Meaning, Causes, and Symptoms | OBD2 Codes

B1968 – A/C Water Pump Detection Circuit Failure


B1968 Possible Symptoms


Engine Light ON (or Service Engine Soon Warning Light)


B1968 Possible Causes


Faulty A/C Water Pump,A/C Water Pump harness is open or shorted,A/C Water Pump circuit poor electrical connection


B1968 Description


The Engine Control Module (ECM) monitors the A/C Water Pump. The ECM sets the OBDII code when the A/C Water Pump is not to factory specifications.