C1451 Code: Meaning, Causes, and Symptoms | OBD2 Codes

C1451 – Motor Drive Permission Malfunction


C1451 Possible Symptoms


Anti-Lock Brake System (ABS) Warning Light ON,Engine Light ON (or Service Engine Soon Warning Light)


C1451 Possible Causes


Brake fluid leaks,Air bleeding not performed


C1451 Description


If air bleeding has not been performed, the Skid Control ECU stores Diagnostic Trouble Code (DTC) C1451/72 to prevent the entry of air due to the pump motor operation. DTC C1451/72 is stored when Invalid Mode is selected, the system will not return to normal until air bleeding procedure is performed.