Vizio Cec Not Working – Fix The Issues [Guide 2023]

Vizio Cec Not Working

The HDMI-CEC is a fantastic addition to your Vizio TV. This function lets users link several gadgets and share commands over them. Because of HDMI-CEC, you can switch on your TV from your Blu-ray player or stream audio from your TV to a soundbar.

It would be devastating if this function, intriguing as it may be, didn’t operate on your TV. Have no fear. Stay tuned till the end as we detail the possible causes and solutions for Vizio Cec Not Working.

Common Reasons Your VIZIO TV’s CEC Isn’t Working

CEC, or Consumer Electronics Control, lets you control several gadgets with one remote. The most crucial step is to ensure all the appliances are properly connected. CEC has many incredible benefits, but there are instances when it could work better.

The following are some of the potential causes for your Vizio TV’s CEC to be malfunctioning.

  • Mismatched HDMI source and display
  • Poor-quality HDMI connections
  • Problems Occurring Due to Add-Ons
  • Failure of the HDMI port
  • Firmware for the television that is out of date

IS HDMI ARC And CEC Not Working? Try These Fixes

Consumer Electronics Control (HDMI-CEC) is an excellent feature of the HDMI standard since it enables one device to control another. For example, you can have your TV power on automatically when you insert a Blu-ray disc and then tune itself to the correct channel, or you can use HDMI Arc to route audio from your TV to a soundbar.

No matter how appealing it may be, if you’re having trouble with HDMI ARC and CEC, you’ve found the correct spot to ask for help. Have a look at this for the essential information.

1. Engage The HDMI-CEC Function.

All devices must have HDMI-CEC turned on for them to work. Having to deal with the fact that different devices use somewhat other names for this complicates matters. Sky Q refers to the feature as HDMI control, whereas LG calls it Simplink, Samsung calls it Anynet+, Sony calls it Bravia Sync, and Panasonic names it VIERA Link or EZ-sync.

2. Reconnect All The Wires.

The handshake that makes HDMI-CEC work is quite sensitive to the sequence in which devices are plugged in. In cases where HDMI-CEC is malfunctioning, you should unplug everything and disconnect all HDMI wires from the TV.

The next step is to activate your television. Finally, put your external audio equipment (soundbar or AV amp) into an HDMI port on your TV before turning it on. Connect an HDMI cable and turn on a set-top box like Sky Q.

At long last, adhere to up with media and Blu-ray players.

3. Repair ARC for HDMI

The TV can send audio to a soundbar or AV receiver over an HDMI cable via the HDMI Audio Return Channel (ARC), a component of the HDMI-CEC standard. If you still aren’t hearing anything, try the second method described above.

Then, you’ll want to switch your TV to HDMI arc to transmit sound to your soundbar wirelessly.

4. Verify Your Audio File Formats.

If you still need help hearing something, or if the sounds come and go, it may be because your audio format needs to be supported. Even if you tell Sky Q to use Dolby Digital Plus, your TV and sound System won’t be able to play it.

The sound outputs of each gadget should be adjusted accordingly to ensure compatibility. In addition to the standard (stereo) option, Sky Q offers Dolby Digital and Dolby Digital Plus, all of which can be sampled in order.

5. If The Audio Is Not Working Correctly, Try Restarting.

Ensure you receive the desired audio format by doing a test playback. Screened soundbars and amplifiers typically display the current playing form, and in many cases, you can switch it via an on-screen menu. If you have a Sonos system, use the companion app to check it out.

DIY Solutions For A Non-Operating VIZIO TV CEC

Now that we know what can trigger this issue, we can troubleshoot effectively. If your Vizio TV’s CEC isn’t working, you may fix it by following the instructions below.

1. Restart your television set

If your TV isn’t picking up signals cleanly, your CEC isn’t working correctly. It’s common knowledge that rebooting the TV will solve any technical difficulties. Turning off the power and back on again is shorthand for restarting a television.

The TV can completely reset and drain its power supply by doing so. Just follow these procedures to power cycle your Vizio TV:

  • Turn the set-off and remove the power lead.
  • Just give it an hour.
  • All remaining juice will be drained when you press and hold the power button for 20 seconds.
  • Turn the TV back on and reconnect the lead.
  • Your TV should normally be operating once more. Read on for a more in-depth analysis if the problem persists.

2. Activate HDMI-CEC

The HDMI-CEC on your TV may not be functioning if you haven’t enabled it. To use it, it must be turned on in every gadget you intend to link. If not, we’ll have an issue. If you want to know your device’s HDMI choices but need to figure out what they’re called, check the user manual. Follow

these steps to activate CEC on your Vizio TV:

  • Please use the Vizio remote’s Menu button to access the menu system.
  • Just pick the System menu item.
  • Use the arrow keys to move to CEC, then click Enable to activate it.

3. Plug In All Of Your Devices Once More.

The System’s efficacy could be negatively impacted if the devices were connected via the HDMI-CEC in the wrong order. Turning off all the instruments, unplugging them, and reconnecting them can help fix your TV’s CEC.

Disconnect any HDMI cords leading to the TV. After that, power on the TV first, then turn on any additional audio equipment you’ll be using, such as a Soundbar, by plugging it into the HDMI connection on the TV. It’s OK to connect to other devices and see if the configuration is functional.

4. Verify HDMI Cables

You should double-check the HDMI cables if your TV’s CEC is still malfunctioning after doing so. If the CEC function is not activated, it could be because the HDMI cables are not correctly attached or are broken.

The HDMI ports could be broken, preventing CEC from functioning. Listed below are some things you can check while looking at the HDMI ports and cables:

  • Turn off the power and unplug the gadgets.
  • For a closer look, unplug the HDMI wires from their respective inputs.
  • Inspect the item for apparent flaws or damage and replace it if necessary. To find the best ones, try using different cables.
  • Be sure to inspect the HDMI ports for any signs of damage.
  • Each HDMI cable should be replugged into its corresponding port only (remember the order we gave above to connect the devices).
  • Make sure there are no slack spots in the cables.

5. Reset To The Factory Settings

If all of the preceding solutions have failed, resetting your TV to factory settings may be the next best option. If personal settings interfere with the CEC’s performance, they will be removed after a hard reset.

Unfortunately, the reset will also remove any passwords or user IDs you may have set up, returning the TV to its factory default settings. The steps below detail how to factory reset your Vizio TV.

  • Just hit the Menu button on your Vizio remote.
  • Choose System with the arrow keys, then confirm with OK.
  • Click on the Reset and Admin buttons.
  • Go to Settings and then select the option to Reset All Settings.
  • There will be a popup for you to enter your identification number. A PIN of 0000 should be used if the PIN has never been changed.
  • To switch off the TV, press the Reset button.
  • The initialization process must be repeated after the TV is turned back on.
  • Please follow the on-screen prompts to return your TV to its original settings.
  • You can also try resetting the factory settings on the other devices, checking the cables, and seeing if it helps.

Contact VIZIO Customer Service 

If you’ve tried the solutions above and your TV’s CEC is still malfunctioning, you should contact Vizio customer care for a more in-depth analysis of the problem.


Our time here on the Vizio CEc not working has ended. We hope you found this content both informative and enjoyable. Please give the solutions above a shot. We appreciate your visit.

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