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Backup Sensors Owner’s Manual
© 2003 American Honda Motor Co., Inc. - All Rights Reserved. 1
TL
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Contents Introduction........................................................................................................... 3 Important Information ........................................................................................... 4 How the Backup Sensors Work ............................................................................ 5 Limitations ............................................................................................................ 7 Operation..............
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Introduction Thank you for purchasing this Acura accessory. Please read this Owner’s Manual carefully before using the backup sensors, and keep this manual in the glove box for future reference. This product is designed to be used exclusively on a Acura TL. Acura is not responsible if the unit is used for any other intended purpose. This Owner’s Manual should be considered a permanent part of the the vehicle. It should remain with the vehicle at all times and stay with the vehicle when sold. Thi
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Important Information Before using the backup sensors, make sure you read and understand the operation and limitations of the system as discussed below and elsewhere in this manual. The backup sensors are designed to provide and audible sound when they detect large stationary objects while the vehicle is moving in reverse at low speed. However, the system may not detect all possible objects depending on their size, shape, or location. Even with the backup sensors, the driver is still respons
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How the Backup Sensors Work Backup Sensors The sensors are designed to give you an audible signal when the rear bumper of your vehicle is The sensors are ready for operation when the shift approaching an obstacle. lever is moved to the reverse position. The audible signal has three sounds: Operation of the sensors is dependent upon the Sound Corner Sensors Center Sensors ultrasonic waves they emit. They calculate the (Tone Quality) (High) (Low) distance between the sensor and a rear obstacle b
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How the Backup Sensors Work Corner Sensors: The sensors detect the closest The sensors may not detect the rear obstacle. rear bumper of tall vehicles. 3710070M 3710060M In this example, the corner Center Sensors: sensor detects the side wall. 3710050M 6 © 2003 American Honda Motor Co., Inc. - All Rights Reserved.
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Limitations The sensors detect only the closest obstacle. The The sensors may not work if the obstacle is an odd sensors may detect other obstacles as the vehicle shape or made of material that does not reflect moves. ultrasonic waves. Examples: POLE SMALL or SLENDER TREE CARDBOARD TIRE of CARTON BICYCLE 3710080M RECTANGULAR The sensors may not work if the ambient air LUMBER temperature is below -4°F (-20°C) or above 122°F (50°C). CURBSTONE 3710090M © 2003 American Honda Motor Co., Inc. - All Ri
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Limitations The sensors may not sound for the following Objects that absorb ultrasonic waves, such as obstacles or under the following conditions: soft snow, cotton and sponges Piece of wire, rope, and net fence 3710120M The audible signal may sound warning even if 3710100M there is no obstacle behind the vehicle: Objects low in height such as curbstone, etc. Droplets of water frozen on the sensor 3710110M 3710130M 8 © 2003 American Honda Motor Co., Inc. - All Rights Reserved.
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Limitations The audible signal may sound warning even if When the vehicle is equipped with a high- there is no obstacle behind the vehicle: power radio and antenna Sensors clogged with snow, dirt or mud 3710160M When detecting loud noises such as a vehicle 3710140M horn, a motorcycle’s engine, or air brakes The sensors may sound continuously under the following conditions: When driving on rough surfaces or gravel roads or in grass, or when stopped on a hill 3710170M When driving in rai
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Operation Before using the backup sensors, become familiar 4. From behind the vehicle, check that the with the types of sounds in relation to the distances audible signal sounds by slowly bringing the between the sensors and the obstacle by actually palm of your hand close to each sensor as backing your vehicle into a garage or parking space. described: Also confirm the obstacle detecting range of each For the corner sensors: From 2 feet backup sensor. For the center sensors: From 6 feet 1. Chec
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Operation 5. Check that the intermittent warning beeps become quicker as you bring the palm of your hand closer to the sensor. For the corner sensors: About 1.5 feet For the center sensors: About 4 feet 6. Check that the intermittent warning beeps are changed to a continuous beep as you bring the palm of your hand closer to the sensor. The sensor may stop sounding or sound intermittent beeps if you bring the palm of your hand closer too quickly. For the corner sensors: About 1 foot For the cente
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Daily Inspection 1. Start the engine. 2. Apply the parking brake, and depress the brake pedal. Move the shift lever to the reverse position. Check that the audible signal sounds for about one second. The sensors are normal if the audible signal sounds for about one second. If the audible signal keeps sounding, this is an indication that the sensors are frozen or clogged with mud, dirt, etc. The sensors will also keep sounding when there is an abnormality in the circuit. 12 © 2003 American
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Care of the Backup Sensors Wipe the sensors clean with a clean cloth, or flush Do not direct high-pressure water against the with low-pressure water when the sensors are sensors. clogged with mud and dirt. LOW-PRESSURE WATER HIGH- PRESSURE WATER (Do not use.) 3710190M 3710200M © 2003 American Honda Motor Co., Inc. - All Rights Reserved. 13
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Troubleshooting Perform the following checks if the audible signal Take your vehicle to your Acura dealer if you does not sound when the vehicle is approaching an encounter either of these problems: obstacle. The audible signal sounds continuously when the shift lever is in the reverse position, and Symptom Remedy the sensors are not frozen or clogged with Clogged sensor Wipe with clean cloth or flush snow or mud. with snow or mud with low-pressure water. Frozen sensor Melt with lukewa
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Troubleshooting Troubleshooting With Beeps Corner Sensors Series of two intermittent beeps: right sensor is faulty. Series of three intermittent beeps: left sensor is faulty. Series of four intermittent beeps: right and left sensors are faulty. Center Sensors Series of three beeps: either or both sensors are faulty. Be careful not to confuse the sound of the sensors with those of other components or systems. © 2003 American Honda Motor Co., Inc. - All Rights Reserved. 15
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16 08V67-SEP-2000-81 © 2003 American Honda Motor Co., Inc - All Rights Reserved. © 2003 American Honda Motor Co., Inc. - All Rights Reser Printed in Japan ved.
