Modern cars all come with an impressive quantity of features, but, because of your budget or the year of your Alfa Romeo 147, you may not be sufficiently fortunate to have them all. In this article we’re gonna help you solve this issue by explaining how to install parking sensor on my Alfa Romeo 147? In fact, this option is highly useful, especially if you live in the city and have to park your car on the regular basis in narrow parking places. To help you out, we’ll first view how parking sensors function, then we’ll check out how to install a parking reverse sensor on a Alfa Romeo 147, and to conclude, how much does a parking sensor cost?


How does parking sensors function on an Alfa Romeo 147?

So we start with the functioning of a parking sensor. As we revealed to you in the intro, this particularl interesting option allows you to know the distance between the back of your Alfa Romeo 147 and an obstacle when you maneuver. It is consequently extremely honest for people who have to maneuver frequently, whose visibility is poor, or whose vehicle size is big.
In many cases installed as standard, the reverse sensors of a Alfa Romeo 147 is made up of a kit of sensors (minimum 4) that will be activated with reverse gear and will identify obstacles in the vicinity. The technology employed is ultrasounds, which will send a signal that will bounce off the obstacle and be sent back to the sensor. A computer will analyze the duration of this journey and calculate the distance between the obstacle and the radar. In general you will have a sound indicator in the cabin which will rise in intensity with the proximity of the obstacle and sometimes a visual indicator in complement. The reversing radars of a Alfa Romeo 147 will enable you for parking, but as well for security and staying away from pedestrians.

How to install parking sensors on a Alfa Romeo 147?

We now go forward to the section that you are most likely most interested in, installing reverse parking sensors on a Alfa Romeo 147. This part is for you if you don’t have a standard reserve sensor set up and you still want to make use of this technology, or if you have to replace a broken one. You are lucky, it is possible to buy aftermarket parking sensors to install yourself on your Alfa Romeo 147.

How to replace a defective backup sensors on a Alfa Romeo 147

First we’ll see how to replace a defective parking sensor on an Alfa Romeo 147. If it turns out your Alfa Romeo 147 has suffered a rear collision and one of the sensors of your reversing radar has been broken, it will have to be replaced to let the system to function effectively. Fortunately for you this procedure is particularly simple, you can even carry it out yourself without any specified mechanical skill:

  • Get a replacement radar of the manufacturer’s brand name.
  • Unplug the old backup sensor from the back of the bumper.
  • Take off the malfunctioned parking sensor from your Alfa Romeo 147, this part is extremely intuitive, it is simply clipped on.
  • Remount the new sensor and connect it.
  • All you’ll have to do is test it to make sure it’s operating effectively.
  • How to install an aftermarket parking sensor kit on an Alfa Romeo 147

    Now we proceed to the part you’re most certainly most interested in, how to install a reverse sensor set up on a Alfa Romeo 147 that doesn’t have one? As we explained earlier, you’re lucky because many of OEMs now offer aftermarket backup radar models. But, the best performing and least fragile models will be models that fit into your bumper. We will concentrate on these types in this section. It is necessary to have some notions in electricity, and some notions in do-it-yourself to contemplate the fitting up of the kit. You will surely have to remove the bumper of your Alfa Romeo 147 for the set up, do not hesitate to consult our document on this subject to learn the procedure to follow. If you don’t feel like it, you can call a mechanic, the procedure should take him between 1 and 2 hours, and for you around 3 hours.

    • You will just need to follow the installation guidelines, but we summarize here the main basic steps.
    • Take off the bumper if you don’t have access to the inside of it.
    • Reflect on the best location of the sensors to avoid blind spots, using the supplied drill bell, drill your bumper.
    • Position your various sensors.
    • Route the cables to the headlamp unit that includes your reverse light.
    • Get the current from the wires to connect your parking sensors to this one.
    • Try it out all out.
    • Install a parking sensor without drilling on a Alfa Romeo 147

      And to conclude, we will now present you the installation of a drill-free parking sensors system on a Alfa Romeo 147. There are two options, the ultrasounds more vulnerable because exposed to the shocks, and the electromagnetics which stick in back of the bumper and which are thus protected, it does not harm your bumper and will thus be easy to remove. This kind of radar sticks on the bumper. The set up of these types of sensors will be similar.

      • Stick to the installation instructions which is accessible with some electrical knowledges.
      • Identify the best sensor location, either behind the bumper for the electromagnetic reversing sensor(adhesive tape) and or the different spots of the ultrasonic sensors.
      • Glue them together and connect them using the box provided.
      • Give it a try all out.
      • What’s the price of parking sensors for a Alfa Romeo 147?

        Price of changing a defective reversing parking sensor for an Alfa Romeo 147

        The replacement of a broken reversing radar will depend on the model, but the price will fluctuate between 10 and 30 euros per sensor. It is important to count approximately one hundred euros for the installation of the kit by a mechanic.

        Price of an ultrasonic parking sensors with drilling for Alfa Romeo 147

        For the models with holes there are many kits and different brands but you will have to count about 50 euros for a high quality package.

        Price of a parking sensors kit without drilling for a Alfa Romeo 147

        Finally, for the price of a reversing radar without drilling for your Alfa Romeo 147, what ever version you choose, you will have to spend among 30 and 60 euros.

        In the event that you have any further questions about the Alfa Romeo 147, do not hesitate to consult our Alfa Romeo 147 category.