Installing a reversing camera yourself is easier than it seems: with a wireless set, you’re often done within an hour, while a wired set is a relaxed afternoon job. You don’t need any special tools — a screwdriver, wire cutters, and some patience with cable routing are enough. This article walks you through the step-by-step plan for both variants, including the focal points that make the difference between a display that always works and a camera that fails after the first rain shower.
Wireless or wired: decide this first
The choice determines how much work you have. Wireless means you only need the power cable at the back; the image travels via a transmitter to the screen in the front. By far the fastest and the logical choice for most cars. Wired requires one video cable from the back to the front through the car — more work, but a connection that cannot glitch and proves itself in long vehicles: campers, delivery vans, and cars with trailers, where a wireless signal has to bridge more meters and more metal.
What you need
- ✔ Camera set (camera, screen or monitor, cables)
- ✔ Phillips screwdriver and a flathead to pop off panels (or a plastic pry tool to prevent scratches)
- ✔ Wire cutters or wire strippers for wired power supply
- ✔ Electrical tape or heat shrink tubing, and zip ties to neatly conceal cables
- ✔ Optionally a drill bit if the camera doesn't fit the license plate light
Step 1 — Mounting the camera at the rear
The most commonly used spot is above or next to the license plate: often the camera fits directly into the existing bracket or under the license plate light, without drilling. Ensure the lens has a clear view, aimed slightly downwards — you want to have the bumper just in view as a reference point, with the space behind it where you are reversing. Don't aim it too far towards the ground: then you will mainly see asphalt and miss the post at knee height.
Step 2 — Connecting power to the reversing light
This is the clever part of the entire installation: the camera receives power from the reversing light. This means it turns on automatically as soon as you shift into reverse, and off as soon as you shift out — no switch, no forgotten camera draining your battery. Practical: remove the taillight unit (usually two to four screws), find the wire that receives power when in reverse, and connect the camera's positive wire to it; the negative goes to ground (the chassis or the ground wire of the light unit). If you're unsure which wire it is: turn on the ignition, shift into reverse, and measure with a multimeter which wire receives voltage — a half-minute job that makes guessing unnecessary.
Step 3 — Bringing the image to the front
Wireless: connect the transmitter to the camera at the back and place the receiver by the screen in the front. Test immediately if the image is stable before you conceal everything — that saves disassembly later.
Wired: the video cable runs from back to front. The tidy route follows the existing cable duct: under the side trim or under the door sills, along the side that does not contain airbag wiring. Carefully pry off the panels with a plastic pry tool, lay the cable inside, and click the panels back into place. Important: keep the cable away from moving parts (seat rails, door hinges) and airbag wiring, and preserve the rubber grommet between the car body and the tailgate — the cable should go through it, not be pinched alongside it.
Step 4 — Positioning and powering the screen
The screen goes on the dashboard or the windshield, in a position where you can look at it with a quick glance without blocking your view of the road. Power is usually supplied via the 12V connection (cigarette lighter) or in the same way as the camera, running along with the ignition. Conceal the cable along the A-pillar or under the trim so nothing hangs loose.
Step 5 — Testing and adjusting
Put the car in reverse and look critically: do you see the bumper edge at the bottom of the image (your reference point) and enough space behind it? Adjust the camera angle until that is correct — this is the moment where an installation becomes good or half-hearted. Then, place someone or a cone behind the car and check if the distance lines (if your set has them) match reality. Only when the image is correct do you finalize the cable routing with zip ties.
The four mistakes you want to avoid
- ✔ Concealing everything before testing — the classic error; test first, mount permanently afterwards
- ✔ Aiming the camera too far downwards — you see asphalt instead of obstacles
- ✔ Pinching the cable along the grommet — the tailgate will rub it to pieces in a few months; through the grommet is the only correct route
- ✔ Grounding on a painted point — sand the contact surface bare or use an existing ground point, otherwise it will work today but not in the winter
Frequently asked questions
Can I install a reversing camera myself?
Yes — with a wireless set, it is often a one-hour job with a screwdriver and wire cutters. Wired takes longer because the video cable must go through the car, but that is also DIY work. The trickiest part isn't the technique, but concealing cables neatly.
What do I connect the camera to?
To the reversing light: then the camera switches on automatically as soon as you shift into reverse. The positive wire of the camera goes onto the wire that receives voltage when in reverse (just measure with a multimeter), the negative to ground.
Is a wireless reversing camera reliable?
For passenger cars, yes: the distance is limited and the signal is stable. For long vehicles — campers, delivery vans, cars with trailers — the signal must bridge more meters and more metal; there, a wired connection is the reliable choice.
Do I have to drill holes in my car?
Usually not. Most cameras fit in the existing bracket near the license plate or under the license plate light. Drilling is only a consideration for unconventional mounting locations or vans without suitable mounting points.
Ready to install it yourself? View the reversing cameras from Strex — wireless or wired, with or without a monitor — and make reversing a matter of looking instead of guessing. You can find more for on the road at car & mobility.
