Toyota Corolla Cross: ABS Operates Before Necessary When Braking
DESCRIPTION
Troubleshooting for when ABS operates too soon due to a noisy signal from the speed sensor, a difference in output, etc.
PROCEDURE
|
1. |
PERFORM DEALER MODE (SIGNAL CHECK) INSPECTION (SPEED SENSOR CHECK) |
(a) 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.
Click here .gif)
|
Tester Display |
|---|
|
Signal Check |
NOTICE:
- When cleaning the front speed sensor and rear sped 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 |
Proceed to |
|---|---|
|
OK (for Front) |
A |
|
OK (for Rear) |
B |
|
NG |
C |
| A | .gif)
|
CLEAN FRONT SPEED SENSOR AND FRONT SPEED SENSOR ROTOR |
| B |
|
CLEAN REAR SPEED SENSOR AND REAR SPEED SENSOR ROTOR |
| C |
|
INSPECT AND REPAIR MALFUNCTIONING SPEED SENSOR CIRCUIT |
