NHTSA FEDERAL EVIDENCE AUDITAudited: 2026-08-24

2019 Toyota 4Runner Common Problems & Defect Telemetry

Authoritative defect intelligence synthesized from 64 verified NHTSA owner complaints, 4 federal safety recalls, and interquartile failure mileage telemetry.

Data Grade: MEDIUM11 Odometer Verified EntriesMethodology
Executive AI Defect Summary

The 2019 Toyota 4Runner receives a 4.9/10 MazicBay Reliability Index based on 64 verified NHTSA federal complaints and 4 safety recalls. The primary reported failure mode is Electric Power Steering Assist & Suspension Noise Reports with a median failure point at 12,000 miles (IQR: 6,80020,000 mi). Out-of-warranty repairs benchmark at $450 – $1,400 .

Toyota 4Runner PlatformToyota 4Runner Series
DLC Port: Lower dashboard near parking brake mechanism

*Representative vehicle platform imagery. Body styling varies across generations.

MazicBay Reliability Index
4.9 / 10

14.2 complaints / 10k sold

NHTSA Owner Complaints
64

Verified US federal records

Safety Severity Grade
Critical Risk

Crash, fire & stall audit

Federal Safety Recalls
4

4 Active / Free Remedies

Switch 4Runner Model Year (2014–2025)
Defect Clustering

Top Reported Problem Clusters (7)

Ranked by NHTSA Complaint Frequency
#1 STEERING & SUSPENSIONCritical Severity77% Match Confidence

Electric Power Steering Assist & Suspension Noise Reports

17
Federal Complaints
Failure Mileage (Median):12,000 milesIQR: 6,80020,000 mi
Estimated Repair Cost:$450 – $1,400 MazicBay Repair Intelligence Model
Recall Status:Under Investigation / Recall AuditNHTSA Campaign Audit
Reported Defect Symptoms
  • Sudden loss of electric power steering assist
  • Steering wheel pull or highway wander
  • Clunking / knocking noise over bumps
Potentially Associated OBD-II Codes

Correlated via MazicBay Diagnostic Engine (not NHTSA verified fact).

Sample Verified NHTSA Evidence Records (3)
ODI #11736154 • Filed: 05/06/2026Odometer: 6,800 mi

I have experienced a persistent steering and suspension-related issue with my 2019 Toyota 4Runner since early ownership, beginning at approximately 6,800 miles. The vehicle repeatedly pulls/drifts to the right at highway speeds and requires constant steering correction. I have...

ODI #11734421 • Filed: 04/28/2026Odometer: 6,800 mi

My 2019 Toyota 4Runner has experienced an ongoing steering and suspension issue since early in its life. The vehicle required an alignment at approximately 6,800 miles and has required repeated alignments since. At approximately 48,000 miles, a separate repair facility identif...

ODI #11634981 • Filed: 01/08/2025

I took my 2019 Toyota 4 Runner Limited Edition for maintenance/repair and it was identified the entire under carriage and frame is rusting out creating safety issues. This vehicle has never has never been flooded or exposed to northern salted roads. The garage repair shop was ...

#2 ELECTRICAL SYSTEM & BATTERYCritical Severity82% Match Confidence

Electrical Parasitic Drain, Infotainment & Harness Reports

10
Federal Complaints
Failure Mileage (Median):55,000 milesIQR: 35,00075,000 mi
Estimated Repair Cost:$280 – $850 MazicBay Repair Intelligence Model
Recall Status:Out-of-Pocket / TSB RemedyNHTSA Campaign Audit
Reported Defect Symptoms
  • Unexplained battery drain after sitting overnight
  • Infotainment display / instrument cluster blackouts
  • Accessory malfunction / alternator fault warnings
Potentially Associated OBD-II Codes

Correlated via MazicBay Diagnostic Engine (not NHTSA verified fact).

Sample Verified NHTSA Evidence Records (3)
ODI #11727011 • Filed: 03/25/2026

Vehicle Back-up camera works intermittantly, sometimes working when placed in reverse, other times showing a black screen when placed in reverse. Has not been a consistent enough problem for dealer repair/troubleshooting. A google search shows many 5th Gen 4runner online web f...

ODI #11690854 • Filed: 10/01/2025

The contact owns a 2019 Toyota 4Runner. The contact stated that while driving at an undisclosed speed, the instrument cluster displayed a blank screen. The contact stated that the failure also occurred while reversing. In addition, the radio volume independently adjusted up an...

ODI #11652743 • Filed: 04/04/2025

My vehicle keeps leaking inside from the AC drip line and it's been cleared multiple times and it still keeps happening and it floods the whole bottom of the passenger side floorboard and becomes soaked through which can cause erosion, electrical issues, mold growth and other ...

#3 FUEL SYSTEM & INJECTIONMedium Severity77% Match Confidence

Fuel Pump Pressure Loss & Fuel Delivery Defect Reports

9
Federal Complaints
Failure Mileage (Median):5,000 milesIQR: 5,0005,000 mi
Estimated Repair Cost:$650 – $1,250 MazicBay Repair Intelligence Model
Recall Status:Out-of-Pocket / TSB RemedyNHTSA Campaign Audit
Reported Defect Symptoms
  • Sudden loss of propulsion power at highway speeds
  • Extended engine cranking / failure to restart
  • Fuel odor near fuel tank / engine bay
Potentially Associated OBD-II Codes

Correlated via MazicBay Diagnostic Engine (not NHTSA verified fact).

Sample Verified NHTSA Evidence Records (3)
ODI #11491186 • Filed: 10/27/2022

The contact owns a 2019 Toyota 4Runner. The contact stated while driving 50-55 MPH and attempting to overtake another vehicle, the vehicle failed to respond while depressing the accelerator pedal. There was a 15-second delay in the vehicle response. There was no warning light ...

ODI #11419556 • Filed: 06/03/2021

The contact owns a 2019 Toyota 4Runner. The contact received notification of NHTSA Campaign Number: 20V682000 (Fuel System, Gasoline) however, the part to do the recall repair was not yet available. The contact stated that the manufacturer had exceeded a reasonable amount of t...

ODI #11406474 • Filed: 04/05/2021

TL* THE CONTACT OWNS A 2019 TOYOTA 4RUNNER. THE CONTACT RECEIVED NOTIFICATION OF NHTSA CAMPAIGN NUMBER: 20V682000 (FUEL SYSTEM, GASOLINE) HOWEVER, THE PART TO DO THE RECALL REPAIR WAS NOT YET AVAILABLE. THE CONTACT STATED THAT THE MANUFACTURER EXCEEDED A REASONABLE AMOUNT OF T...

#4 ENGINE & COOLINGCritical Severity80% Match Confidence

Engine Stalling, Oil Consumption & Cooling Defect Reports

8
Federal Complaints
Failure Mileage (Median):5,000 milesIQR: 5,0005,000 mi
Estimated Repair Cost:$950 – $3,200 MazicBay Repair Intelligence Model
Recall Status:Out-of-Pocket / TSB RemedyNHTSA Campaign Audit
Reported Defect Symptoms
  • Engine sudden stall / hesitation while driving
  • Abnormal oil burning / consumption
  • Check Engine Light (MIL) flashing
  • Engine overheating / coolant loss
Potentially Associated OBD-II Codes

Correlated via MazicBay Diagnostic Engine (not NHTSA verified fact).

Sample Verified NHTSA Evidence Records (3)
ODI #11451408 • Filed: 02/10/2022

The contact owns a 2019 Toyota 4Runner. The contact stated that upon starting the vehicle, the check engine warning light illuminated. The contact also stated that while driving at 45 MPH, he noticed that the vehicle was shuddering. The contact veered to the side of the road, ...

ODI #11444372 • Filed: 12/20/2021

My 2019 Toyota 4Runner was inhabited by a rat that chewed the wiring harness in at least 3 different areas. The damage occurred between 8pm and 7am. The vehicle started with lights on the dash illuminated. The car was out into drive and was jerking. Reverse had the same result...

ODI #11441279 • Filed: 11/22/2021

The contact owns a 2019 Toyota 4Runner. The contact stated that the vehicle would not start. There were no warning lights illuminated. The contact waited an hour and was able to restart the vehicle. The vehicle was not diagnosed by an independent mechanic or the dealer. The co...

#5 AIRBAGS & SAFETY RESTRAINTSCritical Severity76% Match Confidence

Airbag Occupant Detection & Inflator Defect Reports

8
Federal Complaints
Failure Mileage (Median):95,600 milesIQR: 95,60095,600 mi
Estimated Repair Cost:$400 – $1,200 MazicBay Repair Intelligence Model
Recall Status:Under Investigation / Recall AuditNHTSA Campaign Audit
Reported Defect Symptoms
  • SRS Airbag warning lamp illuminated
  • Passenger occupant classification sensor failure
  • Seat belt retractor lockup
Potentially Associated OBD-II Codes

Correlated via MazicBay Diagnostic Engine (not NHTSA verified fact).

Sample Verified NHTSA Evidence Records (3)
ODI #11698181 • Filed: 11/07/2025

The contact owned a 2019 Toyota 4Runner. The contact stated that while driving 60 MPH and hauling a trailer, the rear driver’s side tire blew out, and due to the weight shift the passenger’s side trailer tire blew out as well, causing the trailer to be tilted before crashing i...

ODI #11697862 • Filed: 11/06/2025Odometer: 95,600 mi

The airbag sensor in my 2019 Toyota 4Runner has failed, causing the airbag warning light to remain illuminated. This indicates the airbag system may not deploy properly in a collision, which is a serious safety concern. The vehicle has approximately 95,600 miles, has been well...

ODI #11692312 • Filed: 10/09/2025

Passenger air bag light indicates air bag off intermediately although my wife is sitting in the seat. Vehicle was examined by Toyota dealer and could not duplicate problem, it is however available for inspection upon request. We feel very uneasy with the air bag not on all the...

#6 TRANSMISSION & DRIVETRAINCritical Severity74% Match Confidence

Transmission Hesitation, Hard Shifting & Slipping Reports

7
Federal Complaints
Failure Mileage (Median):84,000 milesIQR: 84,00084,000 mi
Estimated Repair Cost:$1,400 – $3,800 MazicBay Repair Intelligence Model
Recall Status:Under Investigation / Recall AuditNHTSA Campaign Audit
Reported Defect Symptoms
  • Hard gear shifts / delayed engagement into Drive/Reverse
  • Transmission shudder / jerking under acceleration
  • Transmission slipping between gears
Potentially Associated OBD-II Codes

Correlated via MazicBay Diagnostic Engine (not NHTSA verified fact).

Sample Verified NHTSA Evidence Records (3)
ODI #11698181 • Filed: 11/07/2025

The contact owned a 2019 Toyota 4Runner. The contact stated that while driving 60 MPH and hauling a trailer, the rear driver’s side tire blew out, and due to the weight shift the passenger’s side trailer tire blew out as well, causing the trailer to be tilted before crashing i...

ODI #11605323 • Filed: 07/30/2024Odometer: 84,000 mi

Transmission went out at 84000 miles. Accelerated into lane then nothing wouldn’t go into traffic.

ODI #11388269 • Filed: 01/15/2021

WHILE THE VEHICLE WAS PARKED IN A DRIVEWAY, RUNNING BUT NOT YET IN GEAR OR IN MOTION, 5 YEAR OLD CHILD SECURED IN CARSEAT IN 2ND ROW MOVED THE SHOULDER/LAP SEATBELT IN SUCH A WAY THAT IT ENCIRCLED HIS WAIST AND WOULD NOT ALLOW ANY SLACK, CINCHING AROUND THE CHILD'S WAIST. THE ...

#7 BRAKING SYSTEM & ABSMedium Severity78% Match Confidence

Service Brakes, ABS Actuator & Master Cylinder Reports

7
Federal Complaints
Failure Mileage (Median):27,000 milesIQR: 15,50038,500 mi
Estimated Repair Cost:$350 – $1,100 MazicBay Repair Intelligence Model
Recall Status:Out-of-Pocket / TSB RemedyNHTSA Campaign Audit
Reported Defect Symptoms
  • Spongy or hard brake pedal travel
  • ABS / Brake warning light illuminated
  • Extended stopping distance / pedal vibration
Potentially Associated OBD-II Codes

Correlated via MazicBay Diagnostic Engine (not NHTSA verified fact).

Sample Verified NHTSA Evidence Records (3)
ODI #11617554 • Filed: 10/01/2024

The contact owns a 2019 Toyota 4Runner. The vehicle was taken to a local dealer where it was discovered that the undercarriage was rusted. The vehicle was not repaired. The contact stated while driving at an undisclosed speed and making a left turn, the vehicle jerked and almo...

ODI #11588373 • Filed: 05/13/2024

The contact owns a 2019 Toyota 4Runner. The contact stated while driving at approximately 15 MPH, the shock absorber and springs on the suspension were making abnormal sounds while the vehicle was rolling over a dip or bump in the roadway. The contact looked underneath the veh...

ODI #11569703 • Filed: 02/03/2024

My vehicle is throwing the ABS light and slamming my breaks. I’ve taken it to Toyota, it’s not showing any codes so they can’t diagnosis it to fix the issue. It may go two weeks and drive fine, and then it does it again. Whether I’m going 10mph or 55mph, it will do this. Very ...

Safety Enforcement

Official NHTSA Safety Recalls (4)

100% Free Dealer Repair
NHTSA Campaign #20V682000Reported: 04/11/2020

FUEL SYSTEM, GASOLINE:DELIVERY:FUEL PUMP

Summary: Toyota Motor Engineering & Manufacturing (Toyota) is recalling certain 2018-2019 4Runner, 2019-2020 Avalon, 2019 Corolla Hatchback, 2017-2019 Highlander, 2018-2020 Camry, 2020 Corolla, 2018-2019 Land Cruiser, 2017-2020 Tacoma, 2019-2020 RAV4, 2019-2020 Sequoia, 2017-2020 Sienna, 2019-2020 Tundra, 2018-2020 Lexus ES350, 2017 Lexus GS200t, 2017-2019 Lexus GS350, 2019 Lexus GS300, 2018-2020 Lexus LC500h, 2019-2020 Lexus LS500, 2018-2019 Lexus GX460, 2017 Lexus IS200t, 2019 Lexus IS300, 2019 Lexus IS350, 2018-2020 Lexus LC500, 2018 Lexus LS500, 2019 Lexus LS500h, 2018-2019 Lexus LX570, 2017 Lexus RC200t, 2019 Lexus RC300, RC350, 2017 and 2019-2020 Lexus RX350, 2018-2020 RX350L, 2019 Lexus UX200, 2018-2019 Lexus NX300 vehicles. The low-pressure fuel pump inside the fuel tank may fail.

Safety Consequence: If the fuel pump fails, the engine can stall while driving, increasing the risk of a crash.
Manufacturer Remedy: Toyota will notify owners, and dealers will replace the fuel pump assembly with an improved one, free of charge. Owners of specific models were notified that remedy parts were available starting January 21, 2021. Owners of other models will be notified as remedy parts become available. Remedy parts should be available for all affected vehicles by late March 2021. Owners may contact Toyota customer service at 1-888-270-9371 or Lexus customer service at 1-800-255-3987. Note: This recall is an expansion of recall 20V-012. Toyota's number for this recall is 20TA02. Lexus' number for this recall is 20LA01.
NHTSA Campaign #18V753000Reported: 25/10/2018

EQUIPMENT:OTHER:LABELS

Summary: Southeast Toyota Distributors, LLC (SET) is recalling certain 2017-2019 Toyota 4Runner vehicles that SET modified to be equipped with a TRD wheel package. The Gross Vehicle Weight Rating (GVWR) on the certification label may be incorrect, possibly resulting in the vehicle being overloaded. As such, these vehicles fail to comply with the requirements of Federal Motor Vehicle Safety Standard (FMVSS) number 110, "Tire Selection and Rims."

Safety Consequence: An overloaded vehicle can increase the risk of a crash.
Manufacturer Remedy: SET will notify owners and mail them corrected certification labels, free of charge. The recall began November 28, 2018. Owners may contact SET customer service at 1-866-405-4226. SET's number for this recall is SET18A.
NHTSA Campaign #19V670000Reported: 20/09/2019

STEERING

Summary: Southeast Toyota Distributors, LLC (SET) is recalling certain 2018-2019 Toyota 4Runner vehicles. During installation, certain steering and suspension components may not have been properly tightened.

Safety Consequence: Loose fasteners may cause a loss of vehicle control, or cause an accessory to detach from the vehicle and become a road hazard. Either of these scenarios can increase the risk of a crash or injury.
Manufacturer Remedy: SET will notify owners, and dealers will inspect and re-tighten the steering and suspension fasteners as necessary, free of charge. The recall is expected to begin November 19, 2019. Owners may contact SET customer service at 1-866-405-4226. SET's number for this recall is SET19B.
NHTSA Campaign #19V244000Reported: 27/03/2019

EQUIPMENT:OTHER:LABELS

Summary: Gulf States Toyota (GST) is recalling certain 2019 C-HR, 4Runner, Avalon, Avalon Hybrid, Camry, Camry Hybrid, Highlander, Land Cruiser, Prius, RAV4, Sequoia, Tacoma, Sienna, Tundra and Yaris vehicles. The text on the load capacity label may become illegible. As such, these vehicles fail to comply with the requirements of Federal Motor Vehicle Safety Standard (FMVSS) number 110, "Tire Selection and Rims."

Safety Consequence: If the driver cannot read the label, they may unknowingly overload the vehicle, increasing the risk of a crash.
Manufacturer Remedy: GST will notify owners, and dealers will provide corrected load carrying capacity modification labels, free of charge. The recall began May 24, 2019. Owners may contact GST customer service at 1-800-444-1074. GST's number for this recall is 19R1.

Pre-Purchase Inspection Checklist for 2019 Toyota 4Runner

Before purchasing a used 2019 Toyota 4Runner, perform the following targeted inspections based on reported federal defect patterns:

1. Cold Start & Idle Diagnostics

Scan the OBD-II port under the dash for pending freeze-frame codes (e.g. P0300 misfires, P0087 fuel rail pressure, P0420 catalytic efficiency).

2. Transmission Shift Quality Audit

Test vehicle at low-speed stop-and-go and highway merges. Check for delayed reverse engagement or gear shift shudder between 2nd and 3rd gears.

3. Federal Recall Completion Check

Verify that all 4 NHTSA safety recall campaigns have been performed by an authorized dealership using the VIN.

4. Electrical & Infotainment Drain Check

Ensure the instrument cluster, center screen, and auxiliary charging ports operate with stable 12.0V–14.4V alternator voltage.

Frequently Answered Questions

Defect & Reliability Q&A: 2019 Toyota 4Runner

Is the 2019 Toyota 4Runner a reliable used car?

The 2019 Toyota 4Runner earns a 4.9/10 MazicBay Reliability Index based on 64 federal owner reports. Vehicles maintained under factory service schedules exhibit strong longevity past 150,000 miles.

What is the most frequent defect reported on the 2019 Toyota 4Runner?

The leading complaint category is Electric Power Steering Assist & Suspension Noise Reports, with a median failure point around 12,000 miles (IQR: 6,80020,000 mi).

Are there free recall repairs available for the 2019 Toyota 4Runner?

Yes, the NHTSA records 4 safety recall campaign(s) for this model year. All safety recalls are performed 100% free of charge by authorized franchise dealerships regardless of vehicle warranty status.