2010 Acura RL Owner's Manual - Page 418

Collision Mitigation Brake System (CMBS) The radar sensor may not always scan as intended. Here are two examples: Your vehicle is tilted because of a heavy load in the rear or from modifications to the suspension. Do not overload your vehicle (see Carrying Cargo on page 389 ), and do not make any modifications to the suspension (see Accessories and Modifications on page 387 ). The tires are not correctly maintained. Always make sure the tire pressures are correct (see page 474 ), and that the tires are the correct size and in good condition (see Tires on page 474 ). When the CMBS is on, the radar sensor constantly scans f or vehicles ahead of you. This means that driving on a road with a f ew or no vehicles could cause a CHECK CMBS RADAR SENSOR message to appear on the multiinf ormation display. This is normal and not a cause f or concern. Driving 415 2010 RL