Final answer:
When the ACCU PRESS indicator shows low pressure and is out of the green band, it means the car's accumulator pressure is below the recommended level. The accumulator needs to be charged or replaced to restore optimal braking performance.
Step-by-step explanation:
When the ACCU PRESS indicator on a car shows low pressure and is out of the green band, it means that the car's accumulator pressure is below the recommended level.
To address this issue, the car's accumulator needs to be charged or replaced. The accumulator is an important component of the car's braking system, as it stores pressurized brake fluid to provide a consistent and immediate response when braking.
Low pressure in the accumulator can lead to decreased braking performance, longer stopping distances, and potential safety hazards. It is crucial to have the accumulator's pressure checked and restored within the green band to ensure optimal braking performance.
For example, if a car's ACCU PRESS indicator shows low pressure, the driver should take the car to a qualified mechanic who can inspect the accumulator and recharge it if necessary.
Failure to address low pressure in the accumulator can compromise the car's braking system, putting the driver and others at risk.