Toyota Highlander Electrical Problems

Electrical complaints by model year

Which parts fail

• Instrument cluster/panel
  7
• Instrument panel › Speedometer/odometer
  6
• 12V/24V/48V battery
  5
• Wiring › Interior/under dash
  2
• Wiring
  2
• Horn
  2
• Ignition › Module
  1
• Wiring › Front underhood
  1

Components named in complaints (battery, alternator, wiring, ignition, instrument cluster, infotainment).

Mileage when the problem started

• Under 25k
  10026%
• 25k–50k
  8021%
• 50k–75k
  6718%
• 75k–100k
  4311%
• 100k–150k
  6216%
• 150k+
  298%

What owners report

The contact owns a 2024 Toyota Highlander. The contact stated that while driving at unknown speeds, the instrument cluster was blinking. The contact expressed that she was concerned that the vehicle was unsafe to drive. The contact received the recall notices of NHTSA Campaign Numbers: 25V744000 (Back Over Prevention) and 25V595000 (Electrical System); however, the part to do the recall repair of NHTSA Campaign Number: 25V595000 (Electrical System) was not yet available. The local dealer was contacted, but the vehicle was not diagnosed or repaired. The manufacturer was contacted and filed a claim. The failure mileage was approximately 13,357.

>While exiting a highway my vehicle surged forward crashing into the vehicle in front of me.Engaging the brake, my car smashed into the van again. I had no control over the forward momentum of the car. >Both the driver & I were in danger of injury >The problem has not been addressed as my damaged car is being repaired >The vehicle has not been inspected >I was given no warning that the incident was forthcoming

The contact owns a 2023 Toyota Highlander. The contact received notification of NHTSA Campaign Number: 25V595000 (Electrical System); however, the part to do the recall repair was not yet available. The contact stated that while the vehicle was running, the instrument panel was black and failed to display critical safety information as intended. The local dealer was contacted; however, the vehicle was not diagnosed or repaired. The contact stated that the manufacturer had exceeded a reasonable amount of time for the recall repair. The manufacturer was not made aware of the failure. The failure mileage was approximately 120,000.

The contact owns a 2023 Toyota Highlander. The contact stated that the liftgate had failed to open or to close intermittently. The contact stated that the liftgate made an abnormal grinding sound while opening and would open 3-inch at a time while the contact continuously pressed the power liftgate button manually. The contact stated that the dealer had reset the liftgate; however, the failure persisted. The vehicle was taken back to the dealer, where the cause of the failure could not be determined. The vehicle was not repaired. The manufacturer was not notified of the failure. The failure mileage was approximately 28,000.

Car fire (total loss of vehicle) after hybrid malfunction. My family and I were traveling west bound on [redacted] near Crawfordsville Indiana on [redacted]. Trooper Chelsey Smith from the Indiana State Police (CAD # [redacted] ) came to the scene. Our car was traveling westbound at about 70 mph when I got a notification of "a malfunction in the electronic control of the engine, throttle, or automatic transmission has been detected. Contact your Toyota dealer to have your vehicle inspected" - I acknowledged the alert and kept driving, then it showed again 30 seconds later and acknowledged again. About 30 seconds later I received a "Hybrid System Alert" stating "A malfunction in the Hybrid System has been detected. Stop in a save location and contact your Toyota dealer to have your vehicle inspected". …

The contact owns a 2022 Toyota Highlander. The contact stated that while driving 70 MPH in the fast lane, the steering wheel failed to respond as needed while attempting to turn to the left or the right. Additionally, the brakes became inoperable and the vehicle decelerated. The contact stated that several unknown warning lights were illuminated. The contact was able to veer to the shoulder, and the vehicle shut off. The contact called Roadside Assistance and was informed that the battery needed to be replaced. The vehicle was taken to an independent mechanic, who informed the contact that the failure was due to the engine. The contact called the local dealer, but the vehicle was not diagnosed or repaired. The manufacturer was not contacted. The failure mileage was approximately 17,781.

The Check Engine light came on and I took it into Toyota of Downtown dealership where I was receiving periodic maintenance. After 2 days, they said the light was out but they hadn't found the cause. I could either leave if for a few more days or take it and bring it back if the light came on again. This was early August. I chose to take the car & when the Check Engine warning light came on again, I took it in on Aug 15, 2024 before I left to Portland to give them more time. I returned on Monday & couldn't reach them. The next day they informed me that while on a test drive, there was a loud bang, it started smoking and by the time 911 arrived it was on fire. After a 2 month investigation by Toyota's Engineering Analysis fire inspection, they concluded Toyota was not involved. …

The contact owns a 2021 Toyota Highlander. While driving 20 MPH uphill, the messages "Engine Failure," "Brake Failure," and "Pull Over to A Safe Place, See Owner's Manual" were displayed, and several unknown warning lights illuminated. The contact turned off and restarted the vehicle, but the failure persisted. After a second restart, the message "See Dealer" was displayed with the check engine warning light illuminated. After a third restart, the vehicle was driving rough while the accelerator pedal was depressed. The vehicle was taken to the dealer. The manufacturer was notified of the failure by phone. The failure mileage was approximately 123,000.

Related recalls (3)

NHTSA investigations