FL Speed Sensor Wrong Installation (X0451) [11/2021 - ]: Procedure

1. Perform the Health Check using the GTS.

   Result

   Result	Proceed to
   DTCs are not output	A
   DTCs are output	B

Result: 

B 

GO TO DIAGNOSTIC TROUBLE CODE CHART. Refer To  DIAGNOSTIC TROUBLE CODE CHART [11/2021 - ] 

Result: 

A 

See step  2

1. Check that the front speed sensor LH is installed.

   OK

   Proper front speed sensor LH is installed.

   NOTE:

   If it is necessary to remove components in order to check the front speed sensor LH, follow the relevant installation and removal procedures and precautions for those components.

   Result

   Proceed to
   OK
   NG

Result: 

NG 

REPLACE FRONT SPEED SENSOR LH 

w/o AVS: Refer to REMOVAL [11/2021 - 03/2024] , or refer to REMOVAL [03/2024 - ]

w/ AVS: Refer to REMOVAL [11/2021 - 03/2024] , or refer to REMOVAL [03/2024 - ]

Result: 

OK 

See step  3

1. Using the GTS, clear the Vehicle Control History (RoB).

   Chassis > Brake/EPB > Utility 

   Tester Display
   Vehicle Control History (RoB)

   Result

   Proceed to
   NEXT

Result: 

NEXT 

See step  4

1. Using the GTS, check for Vehicle Control History (RoB).

   Chassis > Brake/EPB > Utility 

   Tester Display
   Vehicle Control History (RoB)

   Result

   Result	Proceed to
   X0451 is not output	A
   X0451 is output	B

Result: 

A 

USE SIMULATION METHOD TO CHECK. Refer to  HOW TO PROCEED WITH TROUBLESHOOTING [11/2021 - ] 

Result: 

B 

REPLACE FRONT SPEED SENSOR LH 

w/o AVS: Refer to REMOVAL [11/2021 - 03/2024] , or refer to REMOVAL [03/2024 - ]

w/ AVS: Refer to REMOVAL [11/2021 - 03/2024] , or refer to REMOVAL [03/2024 - ]