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Car Reversing sensors rear and front, rear left right, front left right Top quality for a top price
Parking assist sensor - popular manufacturers
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Replace a Spare part Parking sensors – a defective one or if the limit of use has been already reached. Find out useful information about Parking sensors

Parking sensors for BMW 3 Saloon (E46), VW Touareg (7LA, 7L6, 7L7), MERCEDES-BENZ S-Class Saloon (W220)

Parktronic faults
  • incorrect sensor operation;
  • failure of the control unit;
  • short circuit;
  • membrane failure;
  • breakage, melting of wires.
Symptoms of Parktronic failure
  • no alarms;
  • signalactivation of internal malfunction tracking system;
  • triggering alarm without obstructions;
  • incorrect figures of the distance to an obstacle;
  • activation of the rear parking sensors when moving forward.
Causes of Parktronic failure
  • manufacturing defects;
  • malfunction in the control unit;
  • moisture and dirt hit the tape;
  • moisture on the printed circuit board;
  • mechanical damage;
  • incorrect installation of the part;
  • clogging of ultrasonic elements.
Diagnostics

Diagnosis of the electronic control unit should be carried out once a year. Activate the parking sensors when the ignition is on, put your finger against the membrane, if the sensor is working properly, you will feel mild vibrations and crackling. Next, make a visual inspection of the sensor for dirt and moisture contamination, if it’s clear, then you must diagnose the control unit and test the wiring using a multimeter. To test the circuit, remove the control box cover, use an ohmmeter. Zero returns would indicate the damage. You can identify the problem, alternately closing sensors,a faulty sensor indicator will not operate. Check how correctly the Parktronic sensitivity is adjusted.

Parktronic repair

You can repair the parking sensors on your own, if you properly diagnose the problem. For repair you need:

  1. Clean the tape and sensors from dirt and moisture;
  2. Clean up the site of sensors and sockets attachment;
  3. Restore the integrity of the wiring if there are violations;
  4. Adjust the sensitivity by adjusting the trimmer.

In case of a mechanical damage to the parking mirror, replace it, it is recommended to refer to a service shop. The electronic control unit in case of a mechanical damage cannot be repaired, it should be replaced. If the unit gets wet, you can make repairs, picking up the respective chips. For repair, disconnect the unit from the power supply, dry it. Using a tester, you need to determine the elements operability, and then replace the old chips with new ones.

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