2003 Toyota Avalon Vehicle Speed Control Problems

Source: NHTSA · Updated Apr 20, 2026 · 51 complaints analyzed

Owners have filed 51 complaints with NHTSA about vehicle speed control problems on the 2003 Toyota Avalon, 17% of all complaints for this model year. Half of the reports with a mileage happened before 58,180 miles. The words owners use most often: “suddenly accelerated” (20% of reports).

What owners describe

Phrases that appear unusually often in these complaints compared with complaints about other cars.

  • Suddenly accelerated: mentioned in 10 of 51 complaints (20%)
  • Sudden acceleration: mentioned in 6 of 51 complaints (12%)
  • Parking space: mentioned in 5 of 51 complaints (10%)

At what mileage do vehicle speed control problems happen?

Based on 37 complaints that reported the odometer reading.

Under 10k miles1 · 3%
10k–25k miles3 · 8%
25k–50k miles9 · 24%
50k–75k miles9 · 24%
75k–100k miles10 · 27%
100k–150k miles3 · 8%
150k+ miles2 · 5%

How serious are the reports?

Of 51 complaints, 37 mention a crash, 13 an injury.

Toyota Avalon vehicle speed control complaints by model year

Peak: 2006, with 103 complaints
1995: 519951996: 101997: 819971998: 161999: 2019992000: 202001: 2420012002: 252003: 5120032004: 252005: 7220052006: 1031032007: 8520072008: 452009: 1820092010: 132011: 1120112012: 42013: 2220132014: 52015: 520152016: 22017: 320172018: 22019: 420192020: 12021: 32021

n = 602 complaints · Source: NHTSA

Model yearVehicle Speed Control complaintsShare of that yearMedian miles
2021 Avalon314%15,000
2020 Avalon110%—
2019 Avalon46%5,117
2018 Avalon28%11,000
2017 Avalon321%—
2016 Avalon29%63,000
2015 Avalon512%40,000
2014 Avalon55%3,150
2013 Avalon2216%45,000
2012 Avalon413%17,000
2011 Avalon1110%15,000
2010 Avalon1328%3,813
2009 Avalon1820%16,000
2008 Avalon4513%22,750
2007 Avalon8535%35,000
2006 Avalon10329%38,750
2005 Avalon7232%47,900
2004 Avalon2512%56,541
2003 Avalon5117%58,180
2002 Avalon2522%83,555
2001 Avalon2418%52,500
2000 Avalon2012%57,918
1999 Avalon2022%34,930
1998 Avalon169%86,500
1997 Avalon86%86,500
1996 Avalon109%188,000
1995 Avalon56%—

When owners reported it

Peak: 2010, with 19 complaints
2002: 1200212003: 332004: 5200452005: 222007: 3200732009: 112010: 192010192011: 222012: 2201222013: 662014: 1201412015: 332017: 1201712018: 112019: 120191

n = 51 complaints · Source: NHTSA

Related recalls (0)

No safety recall lists vehicle speed control for the 2003 Toyota Avalon. A pattern of complaints does not always lead to a recall.

What owners report

Short excerpts of recent complaints, with personal details removed. Full reports are on NHTSA.gov.

Tl* the contact owns a 2003 toyota avalon. The contact stated that the rear brake lights were permanently illuminated. The vehicle was taken to kendall toyota (10943 s dixie hwy, miami, fl 33156) where it was diagnosed that the rear brake light sensor was damaged and needed replacement. The battery…

Received Feb 27, 2019 · NHTSA complaint 11182815

Car was idling in park, placed shift into reverse, car accelerated forward with motor racing into a bench, destroying it. Jammed shift back into park shut off motor. Restarted car. Place shift in rev and backed off bench. Car worked properly. Had car towed to repair shop.

Received Jan 3, 2018 · NHTSA complaint 11058295

TL* THE CONTACT OWNED A 2003 TOYOTA AVALON. WHILE STATIONARY, THE VEHICLE ACCELERATED BACKWARDS RAPIDLY WITHOUT WARNING. THE CONTACT ENGAGED THE DRIVE GEAR IN AN EFFORT TO STOP THE VEHICLE, BUT THE VEHICLE ACCELERATED FORWARD ON ITS OWN A SECOND TIME. THE CONTACT STATED THAT THE ACCELERATOR PEDAL…

Received Jul 5, 2017 · NHTSA complaint 11003097
Toyota Avalon
TOYOTA AVALON China. Representative photo; appearance varies by model year. Photo: Dinkun Chen, CC BY-SA 4.0, via Wikimedia Commons.

Frequently asked questions

Do all 2003 Toyota Avalons have vehicle speed control problems?

No. NHTSA has 51 owner complaints about vehicle speed control for the 2003 Toyota Avalon (17% of the 293 complaints for this model year). Complaint data shows that the problem is reported, not how many of all cars sold are affected.

Was there a recall on the 2003 Toyota Avalon vehicle speed control?

No recall currently lists vehicle speed control for this vehicle.

At what mileage do vehicle speed control problems start?

The median reported mileage is 58,180 miles: half of the reports with a mileage came before that.

What do owners say about vehicle speed control problems on the 2003 Toyota Avalon?

The most frequent phrase is “suddenly accelerated”, in 10 of 51 complaints, followed by “sudden acceleration” (6).

Other 2003 Toyota Avalon problems

See all 2003 Toyota Avalon problems or vehicle speed control problems across all Avalon years.