ABS Operates Before Necessary When Braking [12/2021 - ]: 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 TEST MODE PROCEDURE [12/2021 - ]

   Chassis > Brake/EPB > Utility 

   Tester Display
   Signal Check

   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

   NOTE:

   • When cleaning the front speed sensor and rear skid control 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.

Result: 

A 

CLEAN FRONT SPEED SENSOR AND FRONT SPEED SENSOR ROTOR 

Result: 

B 

CLEAN REAR SKID CONTROL SENSOR AND REAR SPEED SENSOR ROTOR 

Result: 

C 

INSPECT AND REPAIR MALFUNCTIONING SPEED SENSOR CIRCUIT