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Infotainment Freezing and Backup Camera Glitches on 2018 Tucson

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Mike T. · rep 0 · May 25, 2:05 AM · 1 replies · solved · Question

Vehicle: 2018 Hyundai Tucson Limited

My 2018 Hyundai Tucson Limited's infotainment system has been acting up. It frequently freezes, requiring me to restart the car to get it working again. Also, the backup camera sometimes shows a black screen or a distorted image.

I've tried updating the software myself, but it hasn't helped. Is this a common problem with this model year? Are there any TSBs or known fixes for these electrical issues? It's really frustrating.

✓ Accepted solution

ClearTheCode Admin

ClearTheCode Team · rep 0 · May 25, 2:05 AM

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ClearTheCode admin answer:

Infotainment system glitches and backup camera issues are indeed problems that have been reported by owners of various Hyundai models, including the 2018 Tucson. While you've already attempted a software update, there are several other potential causes and steps to consider.

Here's a guide to troubleshooting and resolution:

  1. Hard Reset: Sometimes a simple hard reset can clear temporary software bugs. Disconnect the negative terminal of your car battery for about 15-20 minutes, then reconnect it. This can sometimes reset the entire electrical system, including the infotainment unit.
  2. Check Fuses: Locate the fuse box (usually under the hood and/or inside the cabin). Check the fuses related to the 'AUDIO', 'MULTIMEDIA', or 'CAMERA' systems. A blown or loose fuse can cause intermittent power issues or complete failure. Refer to your owner's manual for exact fuse locations and labels.
  3. Inspect Connections: For the backup camera specifically, the issue could be a loose or corroded connection at the camera unit itself (often located near the license plate light) or where its wiring harness connects to the head unit. This is harder to access without some disassembly.
  4. TSBs and Recalls: While you've checked for software updates, it's worth having a Hyundai dealership check for specific Technical Service Bulletins (TSBs) related to the infotainment system or backup camera for your VIN. Sometimes, TSBs address known hardware or software defects that require a specific dealer-performed fix beyond a simple user-installable update.
  5. Head Unit Malfunction: If all else fails, the infotainment head unit itself might be faulty. Internal component failures can lead to freezing, black screens, and communication issues with connected devices like the camera.

When to See a Shop: Since you've already tried a software update and the problem persists, it's advisable to take your 2018 Tucson to a Hyundai dealership. They have specialized diagnostic equipment that can communicate directly with the infotainment system and identify internal faults. They can also perform more thorough checks for TSBs and warranty coverage. Given the age of the vehicle, it might still be under the original bumper-to-bumper warranty (typically 5-year/60,000-mile), which would cover these types of electrical component failures.

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