ABS Operates Before Necessary When Braking [11/2021 - ]: Procedure
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- PERFORM DEALER MODE (SIGNAL CHECK) INSPECTION (SPEED SENSOR CHECK)
- 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 [11/2021 - ]
Chassis > Brake/EPB > Utility
Tester Display Signal Check OK
Speed sensor Dealer Mode (Signal Check) inspection items change from incomplete to complete.
NOTE:- When cleaning the front speed sensor and rear speed sensor (for AWD), 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 (for AWD).
HINT:
The rear speed sensor (for 2WD) and rear speed sensor rotor are incorporated into the rear axle hub and bearing assembly.
If the rear speed sensor (for 2WD) and rear speed sensor rotor need to be replaced, replace the rear axle hub and bearing assembly.
Result
Result Proceed to OK (for Front, Rear (AWD)) A OK (for Rear (2WD)) B NG C
Result:
A
CLEAN SPEED SENSOR AND SPEED SENSOR ROTOR
Result:
B
REPLACE REAR AXLE HUB AND BEARING ASSEMBLY. Refer to REMOVAL [11/2021 - 03/2024] , or refer to REMOVAL [03/2024 - ]
Result:
C
INSPECT AND REPAIR MALFUNCTIONING SPEED SENSOR CIRCUIT
- 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.