What is the best way to test your vehicle's low air pressure warning signal?
a) Pump the brakes while your vehicle is fully on
b) With the engine off, step on and off the brake pedal to lower the air pressure below 60 psi
c) Manually let the air out of your brakes and see if the signal comes on
d) Pump the brakes until the air pressure drops below 30 psi
Answer: b) With the engine off, step on and off the brake pedal to lower the air pressure below 60 psi
If the answers is incorrect or not given, you can answer the above question in the comment box. If the answers is incorrect or not given, you can answer the above question in the comment box.