ABS Operates Before Necessary When Braking [02/2024 - ]: Procedure

1. Using the GTS, perform a Dealer Mode (Signal Check) inspection sensor check and check that speed sensor Dealer Mode (Signal Check) inspection items change from incomplete to complete.

   Refer to SIGNAL CHECK [02/2024 - ]

   Chassis > Brake/EPB > Utility 

   Tester Display
   Signal Check

   NOTE:

   • When cleaning the front speed sensor and rear speed sensor, make sure to clean the installation hole before installation.
   • Do not use parts cleaner when cleaning the front speed sensor rotor and rear speed sensor rotor.

   OK

   Speed sensor Dealer Mode (Signal Check) inspection items change from incomplete to complete.

   Result

   Result	Proceed to
   OK (for Front)	A
   OK (for Rear)	B
   NG	C

Result: 

A 

CLEAN FRONT SPEED SENSOR AND FRONT SPEED SENSOR ROTOR 

Result: 

B 

CLEAN REAR SPEED SENSOR AND REAR SPEED SENSOR ROTOR 

Result: 

C 

INSPECT AND REPAIR MALFUNCTIONING SPEED SENSOR CIRCUIT