2019 toyota Avalon electrical problems

moderate 13 complaints filed with NHTSA · avg repair $850

Complaints

Recalls

Crashes

Avg fix

$850

Related recalls

severe NHTSA 18V685000 04/10/2018

Toyota Motor Engineering & Manufacturing (Toyota) is recalling certain 2018-2019 Toyota Tundra and Sequoia vehicles and 2019 Toyota Avalon and Avalon Hybrid vehicles

If the air bags do not deploy as intended, it can increase the risk of injury in a crash.

Fix: Toyota will notify owners, and dealers will update the software for the air bag ECU, free of charge. The recall began October 26, 2018. Owners may contact Toyota customer service at 1-888-270-9371. Toyota's number for this recall is J0X. Note: 18V-122 was superseded by this recall. The software remedy also includes the updates to the software for 18V-122.

What owners are reporting 6 most recent

electrical · filed 11/13/2025

The contact owns a 2019 Toyota Avalon. The contact stated that while driving at an undisclosed speed, several unknown warning lights illuminated, and the engine seized. The contact stated that a good Samaritan attempted to start the vehicle, but the vehicle failed to restart. The contact waited for thirty minutes and stated that while attempting to start the vehicle, the vehicle restarted. The veh…

electrical · filed 11/04/2025

When starting the vehicle, an extremely high pitched noise is emitted from the speakers. This high pitch seems like its comes out full volume out the speakers. Ear piercing noise leaves my ears ringing every time.

electrical · filed 10/09/2023

A year ago my 2019 Toyota Avalon started displaying a message that the RCD (rear camera detection) was unavailable. I tried working with the dealership that sold me the car, but they ignored me. I went to another Toyota dealership and they said it would cost approximately $2000, but could not guarantee it would fix the issue. I’ve seen online that 1000’s of Toyota owners with the same system have …

electrical · filed 09/20/2023

The car emitted a very loud, high pitched sound, lasting several seconds when starting the vehicle, which was very painful. At the same time, red and green lights are seen flashing a few times next to the SOS button. This has happened twice in the past month.

electrical · filed 09/19/2024

After troubleshooting, the issue with my car cannot communicate with my mobile app through Toyota remote connect, cannot update vehicle software, and after a $130 diagnostic fee, the dealer states the DCM module is bad and needs replacing. My question is this is a safety issue, correct?

electrical · filed 09/19/2024

When starting the vehicle, an extremely high pitched noise is emitted from the speakers. The safety of my young child is at risk every time I start the car because this could cause irreparable hearing loss. This is a known issue across many Toyota models as I've found through online forums. Toyota wants $1,200 to fix the DCM Module when it is a manufacturing issue and not caused by the consumer…

Common questions

How serious is the electrical problem on the 2019 toyota Avalon?

It's a documented issue but not catastrophic. 13 complaints have been filed. Repairs average $850 and most owners catch it before it causes a breakdown.

At what mileage does the electrical typically fail?

Mileage data is limited for this issue. Owners report failures across a wide range, suggesting cause is more about driving conditions and maintenance than mileage alone.

What does it cost to fix?

Independent shops typically charge around $850 for electrical repairs on this vehicle. Dealer pricing tends to run 20-40% higher. The exact figure depends on the specific failure mode, parts availability, and your local labor rates. If you're outside factory warranty, an extended service contract often covers this category.

Are there any recalls related to electrical?

Yes — 1 active recall(s) cover electrical issues on this vehicle. Recall fixes are always free regardless of mileage or warranty status. Use the VIN decoder at the top of the page to check if your specific vehicle is affected.