Trailer Stability Assist (TSA)
TSA operates as a vehicle stability control system. The TSA system works to stabilize the vehicle and trailer when the trailer sways or oscillates. There are various reasons making the vehicle sway and oscillate. In most cases it happens at high speed. However, if the trailer is affected by crosswinds, buffeting, and improper overloading, there may be a risk of swaying.
Factors of swaying are:
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High speed
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Strong crosswinds
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Improper overloading
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Sudden controlling of steering wheel
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Uneven road
The TSA system continuously analyzes the vehicle and trailer instability. When the TSA system detects some sway, the brakes are applied automatically to stabilize the vehicle on the front wheel. However, if it is not enough to stabilize, the brakes are applied on all wheels automatically and engine power is properly reduced. When the vehicle is stable from swaying, the TSA system deactivates.