2018 Toyota Sequoia Electrical system Problems
- Complaints
- 7about this part
- Share
- 35%of 20 total for the year
- Median mileage
- 459miles
- Trend
- Not enough dataFewer than 15 complaints, too few for a reliable trend.
NHTSA recorded 7 complaints about the electrical system of the 2018 Toyota Sequoia, 35% of the 20 complaints for this model year. Where a mileage was given, the median is 459 miles. 1 recall campaign on record is filed under a similar system.
Fewer than 15 complaints name this part, so treat the figures as a rough indication only.
Example complaints
Selected from NHTSA records; personal details are removed. They are consumer reports, not findings.
“I purchased this vehicle new from mark miller Toyota on fri dec 29th, left the dealership at 12:10pm with 39 miles on it. Ran a few errands and showed my friends, we went to leave after eating some food and at 45 miles in my odo I got 2 error messages. Blind spot monitor malfunction, visit your dealer and rear cross traffic alert malfunction, visit your dealer . …”
NHTSA complaint #11058066, filed 2018-01, 45 miles“I am having a recurrent problem with my 2018 Sequoia in that I am consistently getting warning lights and alarms going off for 'brake warning,' rear cross traffic alert, 'blind spot monitor malfunction' and 'front camera malfunction.' it has been in the shop 5 times and they keep saying there are computer gliches and keepnupdating the software over and over again. Toyota sent down a tech from denver to take a look at it and instead of repairing the problem, they have disarmed all of my alarms because what they said was that they were set too sensitive?! …”
NHTSA complaint #11101969, filed 2018-06, 2,669 miles“Issue: safety features failing at less than 500 miles problem statement: at less than 500 miles the safety sensors ( collision prevention, cruise control adaptable speed, rear cross traffic, blind spot monitor ) are failing repeatedly. Dealer has contacted Toyota for support. No eta at present.”
NHTSA complaint #11033910, filed 2017-10, 459 miles“Blind spot monitor malfunction. Rear traffic alert malfunction. Pre collision warning system malfunction. This has been happening since odometer reading of 312 miles. Told by Toyota that a recall was issued and a software update would remedy this. Went today 3/21/18 to have update installed. Within 25 miles of leaving the dealership the warnings and malfunctions we're back on. The software update did not work. Car continues to have stability control malfunctions and sensor malfunctions related to collision warnings, blind spot, and rear traffic alert.”
NHTSA complaint #11080779, filed 2018-03, 2,700 miles“The contact owns a 2018 Toyota Sequoia. The contact stated while driving at 55 mph, the lane departure and rear cross passing warning light illuminated and the vehicle failed to turn off. The contact took the vehicle to the local dealer to inspect the vehicle however, the mechanic was unable to duplicate the failure. Several months later, the failure recurred. The contact took the vehicle back to the same local dealer to be inspected. The contact was informed that the rear bumper sensor was not properly aligned to the brackets on the bumper, causing the failure. …”
NHTSA complaint #11420278, filed 2021-06, 45,000 milesRelated recalls
- 18V685000Oct 4, 2018Toyota Motor Engineering & Manufacturing (Toyota) is recalling certain 2018-2019 Toyota Tundra and Sequoia vehicles and 2019 Toyota Avalon and Avalon Hybrid…Covers: Toyota Sequoia 2018–2019, Tundra 2018–2019, Avalon 2019 +1 more
Related service bulletins
- 11022964Aug 20, 2025Some customers may experience echoing on the line calling the vehicle when using Bluetooth Hands Free. This is caused by the phone Hands Free volume being too low.
- 11020657Jun 13, 2025The air conditioning dye injection tool kit has been developed to aid in identifying the location of air conditioning refrigerant leaks. The procedures outlined in this Service…
- 10247828Nov 28, 2023TSB: All 2020 ? 2023 model year 4Runner, 2018 ? 2022 model year Sequoia, 2018 ? 2023 model year Tacoma, and 2018 ? 2021 model year Tundra vehicles are equipped with Pre-collision…
- 10238157May 30, 2023TSB: The Immobilizer and Smart Key Reset is a feature that allows the registration of new keys when all master keys are lost. Once the system is reset, all previously registered…
- 10224102Jun 3, 2022TSB: Some 2016 ? 2018 model year Toyota vehicles equipped with Entune? Audio (version 01013E), Entune? Audio Plus (version 010156 or 01015C), or Entune? Premium Audio (versions…
- 10220177Jun 3, 2022TSB: Some 2016 ? 2018 model year Toyota vehicles equipped with Entune? Audio (version 01013E), Entune? Audio Plus (version 010156 or 01015C), or Entune? Premium Audio (versions…
- 10211830Apr 29, 2022Some 2016 ? 2018 model year Toyota vehicles equipped with Entune? Audio (version 01013E), Entune? Audio Plus (version 010156 or 01015C), or Entune? Premium Audio (versions…
- 10210373Mar 8, 2022TT: When customers have a concern about a discharged battery, no start, or general battery concern, the DCA-8000 is the only appropriate tool to use for diagnosis
- 10188915Feb 8, 2021TSB: Some 2016 ? 2018 model year Toyota vehicles equipped with Entune? Audio (version 01013E), Entune? Audio Plus (version 010156 or 01015C), or Entune? Premium Audio (versions…
- 10184555Nov 19, 2020TT: Some customers may experience echoing on the line calling the vehicle when using Bluetooth Hands Free. This is caused by the phone Hands Free volume being too low. These…
Electrical system: other model years
| Year | Complaints | Share of year |
|---|---|---|
| 2018 | 7 | 35% |
| 2017 | 1 | 14% |
| 2016 | 3 | 27% |
| 2015 | 2 | 22% |
| 2014 | 2 | 12% |
| 2013 | 1 | 8% |
| 2012 | 5 | 25% |
| 2011 | 2 | 12% |
| 2010 | 4 | 13% |
| 2009 | 1 | 17% |
| 2008 | 5 | 7% |
| 2007 | 12 | 9% |
| 2006 | 17 | 8% |
| 2005 | 34 | 10% |
| 2004 | 34 | 9% |
| 2003 | 66 | 12% |
| 2002 | 42 | 6% |
| 2001 | 31 | 6% |
Other parts of the 2018 Toyota Sequoia
5 complaintsElectronic stability control
4 complaintsVehicle speed control
4 complaintsFuel system
3 complaintsBrakes
2 complaintsLane departure
2 complaintsAir bags
1 complaintsBack-over prevention (rear camera)
1 complaintsForward collision avoidance
1 complaintsSeat belts
1 complaintsSeats
1 complaintsSteering
1 complaints
← All problems reported for the 2018 Toyota Sequoia
About this data. Data from NHTSA (ODI) complaints, recalls, TSBs and investigations, updated Oct 28, 2026. Complaints are unverified consumer reports and may be duplicated or inaccurate.
To check a specific vehicle for open recalls, use its VIN at nhtsa.gov/recalls. Methodology