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A5 Brakes
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A5 Brakes Practice Test
Question 1 of 3
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Technician Y says to adjust a height sensing proportioning valve while on the lift. Technician Z says to adjust a height sensing proportioning valve at vehicle curb ride height. Who is correct?
A
Both Y and Z
B
Tech Y
C
Neither Y nor Z
D
Tech Z
Adjust a height sensing proportioning valve at curb height with all four tires firm on the ground. Adjusting this type of proportioning valve on a lift would reduce rear brake performance.
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