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2006 Toyota Sienna Engine Problems and Repair Histories

175 TrueDelta members own a 2006 Toyota Sienna. 24 of these members (13.7%) have reported engine repairs for their car. A total of 16 engine repairs to 2006 Toyota Siennas--an average of 0.1 per vehicle--have been reported.

See our lemon odds and nada odds page for more details. To see how frequently 2006 Toyota Sienna problems occur, check out our car reliability stats.

Want to read about specific problems behind these stats? Jump to the 2006 Toyota Sienna problem descriptions below.

Don't infer 2006 Toyota Sienna problem frequency from what you see on this page. Many lucky owners have had no repairs, and their cars are not shown.

Percentage of 2006 Toyota Sienna repairs by problem area

10% of the 2006 Toyota Sienna repairs were to the engine, 7% to the transmission, 8% to the brakes, 17% to the suspension, 37% to the electrical or air-conditioning systems, 10% to the body and trim, and 13% to other areas of the vehicle.

Chart based on 167 repairs.

2006 Toyota Sienna engine repair cost distribution

Of the 2006 Toyota Sienna engine repairs that were not covered by warranty and were not do-it-yourself repairs, 21% cost less than $100, 26% between $100 and $499, 21% between $500 and $999, 26% between $1000 and $2499, and 5% more than $2500.

Chart based on 19 repair trips. The repair cost chart excludes repairs made under warranty, do-it-yourself repairs, and repair trips that include maintenance.
Non-members can see only ten 2006 Toyota Sienna Engine problems and repair histories. Log in or join us to see them all.
Repair costs are in local units.

2006 Toyota Sienna 4dr Minivan, ext.

215-horsepower 3.3L V6 5-speed automatic FWD

Toyota Sienna in Quebec, Canada
Date Odometer
(in miles)
Cost Problem/Repair Description
Feb 2006 3720    
88660 2600 Exhaust Manifold change between motor and catalyst.  
Toyota Sienna in Massachusetts, United States
Date Odometer
(in miles)
Cost Problem/Repair Description
Apr 2009 38000    
52000 250 One of four Oxygen sensors failed and had to be replaced. Only replaced the defective one. 
 
Toyota Sienna in Pennsylvania, United States
Date Odometer
(in miles)
Cost Problem/Repair Description
Jan 2010 43000    
63300 188 Serpentine belt squeaking with first cold start of the day. Goes away once warm. Dealer noted serpentine belt starting to "glaze" but completely intact and in good shape. No repair was needed at this time. 
92000  
Toyota Sienna in New York, United States
Date Odometer
(in miles)
Cost Problem/Repair Description
Aug 2010 61000    
88000 1080 Oil change, water pump leak, replace timing belt since it was close to the 90,000 mile mark. 
115000  
Toyota Sienna in Ontario, Canada
Date Odometer
(in miles)
Cost Problem/Repair Description
May 2007 24800    
55800 450 "Check Engine Light" with error code P0303 - "Cylinder 3 misfire". The problem was not successfully diagnosed and repaired during 4 visits to Toyota dealer. During 5-th visit, the coil was replaced, this fixed the problem. 
82460  
Toyota Sienna in Florida, United States
Date Odometer
(in miles)
Cost Problem/Repair Description
Dec 2008 43000    
56000 160 Heater for oxygen sensor post cat. converter 
117000  
Toyota Sienna in Florida, United States
Date Odometer
(in miles)
Cost Problem/Repair Description
Nov 2006 5000    
24000 0 cracked front exhaust pipe. 
 
Toyota Sienna in Massachusetts, United States
Date Odometer
(in miles)
Cost Problem/Repair Description
Jul 2006 9000    
30000 0 on steep long hway grades going 65-70mph downhill & braking after quick tap on acccelator took rpms to exactly 2500,where it froze- only braking could disengage- duplicated several times. recalibrated some kind of computer & thing seems fine 
 
Toyota Sienna in Illinois, United States
Date Odometer
(in miles)
Cost Problem/Repair Description
Sep 2007 31000    
71000 0 rattling in front car , 3 visits to dealer, heat shield fixed first time, now they think it may be catalytic convertor has something broken inside but they are still not sure, sound still present, they want to wait till its louder more obvious 
76000 0 replaced bank 1 catalytic converter 
79000 0 loose heat shield 
93000 0 coolant leak 
156000  

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2006 Toyota Sienna 4dr Minivan, ext.

215-horsepower 3.3L V6 5-speed automatic AWD

Toyota Sienna in Connecticut, United States
Date Odometer
(in miles)
Cost Problem/Repair Description
May 2006 0    
90000 2000 90000 mile service; added in water pump 
126000 100 Gasket just after engine connecting to exhaust system failed and was replaced. 
 

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