2012 Toyota Sienna Toyota Sienna 2012

We are 103,000+ car owners sharing real-world car information.

Join Us

2012 Toyota Sienna repairs by problem area

Engine (8%)

Transmission and Drivetrain (6%)

Brakes and Traction Control (2%)

Suspension and Steering (17%)

Electrical and Air Conditioning (29%)

Paint, Rust, Leaks, Rattles, and Trim (31%)

Other (6%)

Select a problem area

Show all problems

Need advice about a specific Toyota Sienna problem?

Chart based on 52 repairs.
See TSBs and recalls for the 2012 Toyota Sienna.

2012 Toyota Sienna electrical repair cost distribution

$2500+ (0%)

$1000 - $2499 (7%)

$500 - $999 (7%)

$100 - $499 (21%)

< $100 (64%)

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

Chart based on 14 repair trips. The repair cost chart excludes repairs made under warranty, do-it-yourself repairs, and repair trips that include maintenance.

2012 Toyota Sienna 4dr Minivan, ext.

266-horsepower 3.5L V6 6-speed shiftable automatic FWD

50000 mi

US $289
The blower went out. It's located on the passenger side and started by making a loud fan noise. 
9300 mi Driver side electronic sliding door not working after a arctic storm. 
73000 mi Satellite radio does not work, seems to be intermittent problem, maybe connection from antenna 
136000 mi

US $712
Alternator died 
122140 mi

C $140
Pump for windshield washer fluid 
80000 mi

US $350
light bulb was out 
US $50 The Satellite radio antenna stopped working. They needed to replace it. Had to remove the whole headliner to accomplish this. Took a day to do. 
104800 mi The drivers side power seat motor started whining and needed to be replaced The radio head unit's lights would go off all on their own. The radio kept functioning but you could not see anything. 
38000 mi CD player stopped working 
7000 mi

US $3
Power sliding door was broken. Dealer found blown fuse. 
8000 mi dead battery 
5500 mi Auto-dimming rear-view mirror does not auto dim. Dealer said EZPass reader, which is on windshield, obstructed mirror, whose sensor is on the mirror side. 

Return to top

2012 Toyota Sienna 4dr Minivan, ext.

187-horsepower 2.7L I4 6-speed shiftable automatic FWD

32000 mi Window motor on rear passenger window was dead. Noted by body shop during check after repairing front passenger door. Door was scraped against a pillar in a parking garage. Toyota said motor was dead and replaced under warranty. 
89000 mi

US $1049
Replaced alternator with rebuilt Denso alternator. High pitched noise from engine upon deceleration said to be bearings in alternator. Alternator output was also reading low. However, similar sound even after replacement although not as loud. 

Return to top

See TrueDelta's information for all Minivans
See TrueDelta's information for all Toyota models.

2012 Toyota Sienna Electrical Problems

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 2012 Toyota Sienna problems occur, check out our car reliability stats.