ESP_a022_WSSDirectionFault
ABS (anti-lock braking system) disabled
What does the ESP_a022_WSSDirectionFault alert mean?
Wheel Speed Sensor: General Fault.
What you'll see in your Tesla
- ABS (anti-lock braking system) disabled
- Drive with caution
What triggers it
This error will be set if 2 rotation directions of the sensor signal are in one direction, the other 2 rotations are in the other direction OR 2 rotation directions of the sensor signal have no rotation, 1 rotation in one direction, 1 rotation in other direction
When it clears
Check proper mounting of all four WSS. Monitor clears when all wheel speed sensors show the same rotation for 20 seconds.
Potential impact
Will disable VDC/TC and degrade ABS
Affected models
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