DTC C1451: Motor Drive Permission Malfunction [11/2018 - 12/2021]: Procedure

1. Check that the brake fluid level is sufficient.

   OK

   Brake fluid level is sufficient.

   HINT: 

   • If the fluid level drops, check for fluid leaks, and repair as necessary.
   • If no fluid leaks exist, add and adjust the fluid level.

     Refer to ON-VEHICLE INSPECTION [11/2018 - 12/2021]

   Result

   Proceed to
   OK
   NG

Result: 

NG 

CHECK AND REPAIR BRAKE FLUID LEAKS OR ADD FLUID 

Result: 

OK 

See step  2

1. Bleed the air from the brake system.

   Refer to BLEEDING [11/2018 - 12/2021]

   HINT: 

   If air bleeding has been performed, this DTC will be cleared.

   Result

   Proceed to
   NEXT

Result: 

NEXT 

See step  3

1. Check if the same DTC is output.

   Refer to DTC CHECK / CLEAR [11/2018 - 02/2019] , or refer to DTC CHECK / CLEAR [02/2019 - 12/2021]

   Chassis > ABS/VSC/TRAC > Trouble Codes 

   Result

   Result	Proceed to
   DTC C1451 is output.	A
   DTC C1451 is not output.	B

Result: 

B 

END 

Result: 

A 

See step  4

1. Clear the DTCs.

   Refer to DTC CHECK / CLEAR [11/2018 - 02/2019] , or refer to DTC CHECK / CLEAR [02/2019 - 12/2021]

   Chassis > ABS/VSC/TRAC > Clear DTCs 

   Result

   Proceed to
   NEXT

Result: 

NEXT 

END