2019 Toyota SIENNA problems and owner complaints
Explore the records behind recurring owner reports.
Key facts
45 owner complaints analyzed
7 distinct recall campaigns
22,250 mi median reported failure mileage
Scope: 2019 model year. Data snapshot: . 16 complaints include usable failure mileage.
Most common problems
Unknown Or Other is the most frequently named component, appearing in 8 of 45 complaints (17.8%). A complaint can name multiple components.
| Topic | Matching reports | Share of complaints |
|---|---|---|
| Transmission and shifting | 10 | 22.2% |
| Fuel system concerns | 5 | 11.1% |
| Electrical and battery issues | 4 | 8.9% |
| Engine operation | 2 | 4.4% |
| Braking behavior | 2 | 4.4% |
| Steering behavior | 1 | 2.2% |
Topic matches use published keyword rules. They describe mentions, including negations or comparisons, and do not confirm a diagnosis. Read the matching rules.
Component breakdown
Number of unique complaints naming each component. Top eight shown.
| Category | Count |
|---|---|
| Unknown Or Other | 8 |
| Fuel/Propulsion System | 7 |
| Power Train | 7 |
| Fuel System, Gasoline | 5 |
| Electrical System | 4 |
| Engine | 4 |
| Structure:Body | 4 |
| Air Bags | 3 |
Unknown Or Other: 8; Fuel/Propulsion System: 7; Power Train: 7; Fuel System, Gasoline: 5; Electrical System: 4; Engine: 4; Structure:Body: 4; Air Bags: 3
Reported problems by failure mileage
Complaint counts in mileage bands. These are not failure rates per vehicle or mile.
| Category | Count |
|---|---|
| Under 25,000 | 9 |
| 25,000 to 49,999 | 4 |
| 50,000 to 74,999 | 3 |
| 75,000 to 99,999 | 0 |
| 100,000 to 149,999 | 0 |
| 150,000 and above | 0 |
Under 25,000: 9; 25,000 to 49,999: 4; 50,000 to 74,999: 3; 75,000 to 99,999: 0; 100,000 to 149,999: 0; 150,000 and above: 0
Under 25,000 miles has the most reports with usable mileage (9). 29 complaints have missing, zero or invalid mileage.
Complaints over time
Year the complaint was filed, not the vehicle model year or incident year. The snapshot year is partial.
| Category | Count |
|---|---|
| 2019 | 6 |
| 2020 | 12 |
| 2021 | 3 |
| 2022 | 11 |
| 2023 | 4 |
| 2024 | 1 |
| 2025 | 4 |
| 2026 | 4 |
2019: 6; 2020: 12; 2021: 3; 2022: 11; 2023: 4; 2024: 1; 2025: 4; 2026: 4
Pattern summary
Unknown Or Other leads the component reports. Transmission and shifting appears in 10 complaint narratives. Fuel system concerns appears in 5 complaint narratives. Electrical and battery issues appears in 4 complaint narratives. Use these patterns to inspect individual reports and prepare questions for a mechanic.
Calculated from recorded counts. An AI narrative has not been published for this selection.
Complaint evidence
Examples provide context, not a representative sample or a verified diagnosis.
Owner report 11184017 · 2019-03-04 (March 4, 2019)
IMMEDIATELY AFTER PURCHASING THIS NEW 2019 TOYOTA SIENNA I BECAME AWARE OF THE VEHICLE HAVING ACCELERATION PROBLEMS WHILE ATTEMPTING TO ACCELERATE GRADUALLY IN A LOW SPEED/LOW TORQUE SETTING. THIS OCCURS AT WHAT COULD BE DESCRIBED AS PARKING LOT SPEEDS, 5 TO 25 MPH, PRIMARILY, ALTHOUGH THE VEHICLE HESITATES AND THEN LURCHES ALSO AT HIGHER SPEEDS WHEN DOWNSHIFTING TO GAIN TORQUE IN A 30-50 MPH RANGE ALSO. THIS HESITATION, BALKING, AND THEN RAPID LURCHING FORWARD AT LOW SPEEDS HAS CAUSED PASSENGERS TO COMMENT ABOUT "WHIPLASH" AND BEING PUSHED …
Owner-reported narrative. 10 miles reported. Look up ODI 11184017 at NHTSA ↗
Owner report 11471812 · 2022-06-30 (June 30, 2022)
June 17, 2022, driving on San Diego freeway north near Sherman oaks California, the Transmission suddenly loses power, however the engine still running feels like the gearbox out of any actions, luckily it’s downhill, managed sliding to the shoulder stopped, The warning light says” turn off traction control”, and “ check engine “ It was rush hour, it was dangerous, after parked few minutes turn off and turn on the engine shift to drive gear the transmission only shifting to lower gears ( 1 or 2) moving slowly, So I managed get of next exit,…
Owner-reported narrative. Look up ODI 11471812 at NHTSA ↗
Owner report 11243690 · 2019-08-13 (August 13, 2019)
INTERIOR OF VAN WAS CONSUMED WITH FUEL VAPORS. EXTERIOR FRONT OF VAN ENGINE COMPARTMENT ALSO SMELLS LIKE A FUEL LEAK. PROBLEM TAKEN TO DEALER AND THEY COULD NOT FIND THE SOURCE OF LEAK. VAN WAS RELEASED TO ME IN A UNSAFE CONDITION. INTERMITTENT FUEL SMELL BECAME MORE PROGRESSIVE TO THE POINT THE VAN WAS NOT ABLE TO BE DRIVEN TO TO SAFTEY CONCERN OF FIRE. SECOND TRIP TO DEALER THEY COULD NOT FIND SOURCE OF FUEL LEAK. DESCRIPTION OF PROBLEM. WHEN VAN WAS DRIVEN WITH OR WITHOUT AC FUEL VAPORS WOULD BE NOTICED ON THE EXTERIOR OF THE VAN. THIS PROGR…
Owner-reported narrative. 4,000 miles reported. Look up ODI 11243690 at NHTSA ↗
Owner report 11326794 · 2020-06-01 (June 1, 2020)
I LEASE A 2019 TOYOTA SIENNA. THERE HAS BEEN A RECALL SINCE JANUARY, 2020 ON THE FUEL PUMP WHICH MAY CAUSE THE CAR TO STOP OPERATING AND COULD INCREASE THE RISK OF A CRASH. TOYOTA HAS NOT STILL NOT REMEDIED THE RECALL. I HAVE CALLED FOR THE PAST FIVE MONTHS, AND YET THE RECALL IS STILL IN THE INTERIM STAGE. THIS IS A BREACH OF THE LEASE AND CAUSES US TO BE UNABLE TO USE THE VEHICLE. DUE TO THE DANGER IN DRIVING THE CAR, I CONTACTED 4 DIFFERENT TOYOTA DEALERS TO OBTAIN A COMPARABLE RENTAL CAR THAT TOYOTA HAS AGREED TO PROVIDE. NOT ONE OF THE DE…
Owner-reported narrative. Look up ODI 11326794 at NHTSA ↗
Owner report 11319901 · 2020-04-01 (April 1, 2020)
THE FIRST WEEKS SEEMED LIKE EVERYTHING WAS FINE WITH THE VEHICLE UNTIL WE STARTED FEELING LOW LEVELS OF ELECTRICAL SHOCKS. IT WAS MOSTLY ON THE STEERING WHEEL SO WE THOUGHT THAT THE SENSATION WOULD GO AWAY, BUT IT ACTUALLY STARTED GOING WORSE TO THE POINT THAT WE STARTED HAVING DISCOMFORT ON THE SEATBELT AND THE LAST THREE WEEKS BEFORE WE DROPPED THE VEHICLE AT THE DEALERSHIP THE HAZARD STARTED TO INTENSIFY AND GET STRONGER. THE SEATBELT OF THE 2019 TOYOTA SIENNA HAD PROVIDED A LOT OF PAIN TO MY OVARIES (TO THE POINT THAT MY PERIOD HAD BEEN AL…
Owner-reported narrative. 7,000 miles reported. Look up ODI 11319901 at NHTSA ↗
Owner report 11472348 · 2022-07-05 (July 5, 2022)
The power sliding door on the driver’s side of the vehicle is malfunctioning. When the door is opened with the electric opening function, it detects resistance and starts to close. While closing, the door closes with great force and no longer attempts to detect closing resistance. Me, my wife, and my infant daughter have been crushed/trapped by the door. My daughter had her arm trapped in the door. My wife had her back crushed. The Toyota dealer in Tucson, AZ (Precision Toyota) said the electrical cables inside the door are binding, causi…
Owner-reported narrative. Look up ODI 11472348 at NHTSA ↗
Owner report 11299633 · 2020-01-15 (January 15, 2020)
PULLED OUT INTO ONCOMING TRAFFIC AND VEHICLE HESITATED AND WOULD NOT ACCELERATE. DASH LIGHTS CAME ON AND CAR STALLED. ATTEMPTED TO CRANK VAN AND IT RESTARTED BUT WOULD BARELY MOVE WITH THE ACCELERATOR PRESSED FULLY. HAD TO CALL A TOW TRUCK TO HAVE IT DELIVERED TO THE DEALER. I CALLED TOYOTA ROAD SIDE ASSISTANCE NUMBER AND 2.5 LATER NO ONE SHOWED UP. CALLED AGAIN AND DEMANDED A DIFFERENT TOW COMPANY RESPOND AND 30 MINUTES LATER SOMEONE WAS AT THE SCENE. THIS EPISODE STATED 230 PM AND VAN WAS PICKED UP 637PM.
Owner-reported narrative. 12,000 miles reported. Look up ODI 11299633 at NHTSA ↗
Owner report 11462747 · 2022-04-29 (April 29, 2022)
The contact owns a 2019 Toyota Sienna. The contact stated that the front end of the vehicle would lunge downward towards the road surface when depressing the brake pedal. Additionally, the contact stated while reversing in a parking lot of the Doctor's offices, the vehicle accelerated at high speed independently. The contact depressed the brake pedal as hard as he could with both of his feet; however, the rear end of the vehicle crashed into the rear end of another occupied vehicle. The air bags failed to deploy. An unknown warning light illu…
Owner-reported narrative. 6,800 miles reported. Look up ODI 11462747 at NHTSA ↗
Owner report 11521485 · 2023-05-11 (May 11, 2023)
The contact owns a 2019 Toyota Sienna. The contact stated that after he entered the vehicle, he depressed the brake pedal to start the vehicle. After the vehicle was started, he shifted into reverse(R) while the brake pedal remained depressed; however, the vehicle inadvertently accelerated without warning. In a desperate attempt to stop the vehicle from crashing into another vehicle, the contact shifted into drive(D) while the brake pedal remained depressed. The contact then stated that he applied pressure to the brake pedal to stop the vehicle…
Owner-reported narrative. 45,750 miles reported. Look up ODI 11521485 at NHTSA ↗