Practice question

What is the legacy front brake limiting valve used for on some older vehicles?

  1. Reducing air pressure to front brakes under certain conditions to reduce front-wheel skid risk
  2. Increasing front brake pressure above system pressure
  3. Draining the front air tank
  4. Turning ABS on and off

Answer: A — Reducing air pressure to front brakes under certain conditions to reduce front-wheel skid risk

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