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2006 Toyota Sienna Engine Problems

182 TrueDelta members own (or used to own) a 2006 Toyota Sienna. 18 of these members (9.9%) have reported engine repairs for their car. A total of 21 engine repairs to 2006 Toyota Siennas--an average of 0.1 per vehicle--have been reported.

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 2006 Toyota Sienna problems occur, check out our car reliability stats.

Chart based on 205 repairs.

2006 Toyota Sienna engine repair cost distribution

Chart based on 21 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 repair histories. Log in or join us to see them all.

2006 Toyota Sienna 4dr Minivan, ext.

215-horsepower 3.3L V6 5-speed automatic FWD

88660 mi C $2600 Exhaust Manifold change between motor and catalyst.  
52000 US $250 One of four Oxygen sensors failed and had to be replaced. Only replaced the defective one. 
63300 US $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. 
98000   Spark plugs replaced 
88000 US $1080 Oil change, water pump leak, replace timing belt since it was close to the 90,000 mile mark. 
55800 C $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. 
83700   The dealer insisted that water pump was leaking and needed replacement. Water pump was replaced. 
56000 US $160 Heater for oxygen sensor post cat. converter 
24000   cracked front exhaust pipe. 
30000   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 
71000   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   replaced bank 1 catalytic converter 
79000   loose heat shield 
93000   coolant leak 

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2006 Toyota Sienna 4dr Minivan, ext.

215-horsepower 3.3L V6 5-speed automatic AWD

90000 mi US $2000 90000 mile service; added in water pump 
126000   Gasket just after engine connecting to exhaust system failed and was replaced. 

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