2003 Toyota Sienna Toyota Sienna 2003

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2003 Toyota Sienna repairs by problem area

Engine (35%)

Transmission and Drivetrain (8%)

Brakes and Traction Control (8%)

Suspension and Steering (18%)

Electrical and Air Conditioning (16%)

Paint, Rust, Leaks, Rattles, and Trim (2%)

Other (14%)

Chart based on 51 repairs.
See TSBs and recalls for the 2003 Toyota Sienna.

2003 Toyota Sienna repair cost distribution

$2500+ (4%)

$1000 - $2499 (8%)

$500 - $999 (18%)

$100 - $499 (35%)

< $100 (35%)

Worried about potential repair costs? An extended warranty can provide peace of mind.

Chart based on 49 repair trips. The repair cost chart excludes repairs made under warranty, do-it-yourself repairs, and repair trips that include maintenance.

2003 Toyota Sienna

Engine not specified

Toyota Sienna in Hawaii, United States
Mar 2011 - Mar 2012
May 2011

135000 mi

US $50
check engine light came on; tire pressure light comes on and off; repair shop could not figure out the problem code; reset code. Tire pressure light came on after tires were rotated and balanced. 

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2003 Toyota Sienna 4dr Minivan, ext.

210-horsepower 3.0L V6 4-speed automatic FWD

Toyota Sienna in Georgia, United States
Jul 2012 - Jun 2015
Aug 2014

163100 mi

US $900
Power Steering Leaking. Replacement of steering gearbox. 
Apr 2015

167200 mi
Check light was on. Cleared Code and has not turned on since. 
Toyota Sienna in Ohio, United States
Apr 2011 - Jul 2011
Jun 2011

113000 mi
O2 sensor after cat rusted and was dangling by wire. Welding completed and sensor replaced. Took car to mechanic due to clunking noise when accelerating/braking. Lower control arm bushing were completely worn on driver's side and mostly worn on passenger side. Repair completed and problem remedied. Rear seats were no longer removable. A metal plate on both seats was worn and needed bent into proper position. After being bent into proper position, seat operation restored. No cost. 
Toyota Sienna in Maryland, United States
Mar 2013 - Dec 2015
Apr 2013

83000 mi

US $180
check engine light was on. 
Nov 2015

90300 mi
ABS sensor pop out 
Toyota Sienna in California, United States
Nov 2014 - Mar 2018
Mar 2014

90000 mi

US $30
Engine check light, O2 sensor, replaced with one from parts lot 
Mar 2018

147000 mi

US $50
O2 sensor failed 
Toyota Sienna in Virginia, United States
Jan 2008 - May 2022
May 2008

102000 mi

US $350
Right front wheel bearing replaced 
Jan 2022

212000 mi

US $1450
Factory original rack and pinion assy and tie rods. Rack and pinion assy started leaking. 
Toyota Sienna in California, United States
Feb 2018 - Jun 2018
Apr 2018

214000 mi

US $750
Transmission was dead when van gifted to me. Replaced with a low mileage JDM transmission. 
Toyota Sienna in Illinois, United States
Sep 2008 - Jun 2018
Jun 2008

64000 mi
Rear hatch's gas struts no longer held the door up- it would instantly fall on anyone below. Took 3 dealer appointments at 2 different dealers to have this fixed. 
May 2010

81000 mi
Check engine light came on, needed to replace the coil. 
Sep 2015

124000 mi

US $100
Passenger window motor mount snapped 
Toyota Sienna in California, United States
Jun 2010 - Dec 2013
Jul 2013

96500 mi

US $200
car would intermittently not start. They cleaned something out and replaced a filter - this worked for a few months, but the problem has returned. 
Toyota Sienna in Vermont, United States
Nov 2009 - Jun 2018
Jul 2009

103000 mi

US $150
Oxygen sensor bank 1 sensor 2 
Apr 2010

110000 mi

US $150
Wheel Bearing 
Apr 2014

165500 mi
rear hatch actuator failed. Disconnected for now. 
Sep 2014

170000 mi

US $150
Front wheel bearings 
Jul 2015

174000 mi

US $350
replace muffler and catalytic converter 
Apr 2016

181300 mi

US $307
repaired rusted brake lines. 
Toyota Sienna in Florida, United States
Oct 2009 - Jun 2019
Jan 2016

125000 mi

US $2000
Major sludge problem. Repair involved removing valve covers and oil pan and cleaning. On this engine, this is very labor intensive. 
Toyota Sienna in Georgia, United States
Sep 2009 - Apr 2013
Oct 2009

76000 mi

US $180
Rubber a-pillar/ windshield molding loose. Had to be removed, cleaned and reglued. 
Nov 2010

85100 mi
Mystery knocking noise from right rear area. Mechanic could not isolate, will take back if it gets worse. 
Jul 2011

89300 mi

US $25
accessory power outlets non-functional, replace fuse 
Aug 2012

101800 mi

US $1400
Ck engine light came on- codes were bad O2 sensor and emissions problem. Replaced O2 sensor and gas cap. 
Apr 2013

109000 mi
Check engine light came on, dealer read codes and reported car needed new catalytic converter, est $1500 
Toyota Sienna in Missouri, United States
Sep 2009 - Aug 2015
Sep 2010

109000 mi

US $165
Broken LH sliding door inside handle. Door would not open from inside and occasionally from outside. Bought part and replaced myself. 
Jun 2015

180000 mi

US $6
2 Instrument cluster lights burned out Mode control cable jammed, attempted to lube or reset cable. Still not working. 
Aug 2015

180000 mi
Mode cable never fixed. 
Toyota Sienna in California, United States
Sep 2009 - Sep 2016
Jul 2010

113000 mi
Rough idle, on warm/hot weather car won't keep idle after starting. Pressing the gas for 1 min would temporarily fix it. Real fix was cleaning MAF sensor and throttle intake valve, and using an additive to clean the fuel system. 
Sep 2011

122000 mi

US $2000
Drive belt, spark plugs, replacement, gas tank pressure loss. 
Apr 2015

176200 mi

US $150
Check engine came on, mechanic suggested to replace MAF and catalytic converter. Work was done on cleaning existing MAF and sensors. 
May 2016

189300 mi
Engine start problem. Battery drained. 
Toyota Sienna in New York, United States
Oct 2009 - May 2020
Mar 2012

179000 mi

US $2500
Bearings in driveshaft needed to be replaced, including most of driveshaft 
Oct 2014

216800 mi

US $660
Front brake caliper froze and ruined pads and rotor. Replaced calipers, rotors and pads. 
Jan 2016

243000 mi

US $977
Replace timing belt 
Jan 2017

226300 mi

US $500
Exhaust system repair. Still appears to be loud and leaking. 
Jun 2017

265000 mi

US $300
AC not working, replaced rheostat and recharged system 
Jul 2017

266000 mi

US $550
Loud rumble from front when accelerating. Replaced both front drive axles. 
May 2018

280000 mi

US $500
Replace front strut assembly on driver side 
Toyota Sienna in Manitoba, Canada
Jul 2011 - Jun 2015
May 2015

126260 mi

C $300
Steering rack and ball joints worn out. 
Toyota Sienna in British Columbia, Canada
Aug 2010 - Sep 2018
Jul 2015

90720 mi

C $750
P0135 : B1 S1 oem sensor cost $360 labour was extra $250 since the darn sensor was seized and stuck in exhaust manifold. Had to remove manifold, remove and re-tap in order to install new sensor. poor design for exhaust by Toyota. 
Jun 2017

106640 mi

C $350
power steering pump died on long trip to calgary steering was super heavy and almost undrivable at low speeds rear drums and cylinders worn 

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2003 Toyota Sienna 2-door

6-cylinder automatic 2WD

Toyota Sienna in Maryland, United States
Jan 2011 - Dec 2011
Jul 2011

167000 mi

US $22
Link rod for driver's door between handle and closing mechanism broke. Replaced link rod with OEM part from dealer. 
Dec 2011

178000 mi
The engine was apparently gummed up inside, and the oil tube got clogged. This caused the overhead cam bearing to give out. 

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2003 Toyota Sienna

6-cylinder automatic 2WD

Toyota Sienna in California, United States
May 2014 - Sep 2014
Jun 2014

150000 mi

US $3000
Transmission failed after slipping for a few days upon starting. After a stop, while in drive, the car would not go forward or reverse when shifted to Reverse. Transmission was replaced with a rebuilt unit. 

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2003 Toyota Sienna Repair Histories

See our lemon odds and nada odds page to see vehicles with no repairs or vehicles with more than three repairs. To see how frequently 2003 Toyota Sienna problems occur, check out our car reliability stats.