Scion xB Engine Problems

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Scion xB repairs by problem area

Engine (38%)

Transmission and Drivetrain (4%)

Brakes and Traction Control (13%)

Suspension and Steering (9%)

Electrical and Air Conditioning (16%)

Paint, Rust, Leaks, Rattles, and Trim (10%)

Other (10%)

Chart based on 385 repairs.

Scion xB engine repair cost distribution

$2500+ (7%)

$1000 - $2499 (9%)

$500 - $999 (11%)

$100 - $499 (54%)

< $100 (19%)

Chart based on 105 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 Scion xB repair histories. Log in or join us to see them all.

2008 Scion xB 4dr Hatch

158-horsepower 2.4L I4 5-speed manual FWD

13000 mi Engine running rougher than had been, whether in idle or neutral. Small revs of engine to increase RPM did not remove problem. Was told it only ran rough when AC on and not when it was off. Car runs rough in both cases, more when AC on. 
69000 mi

US $60
dealer said water pump as getting ready to go, due to white streaks seen on underside of hood above pump. However, after I removed the streak, it has yet to return and the pump continues to work as of Jan. 15, 2013. 

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2008 Scion xB 4dr Hatch

158-horsepower 2.4L I4 4-speed shiftable automatic FWD

14000 mi Water pump leaking fluid and problem with serpentine belt (car was idling loudly). Replaced water pump, belt, and pulley. 

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2006.5 Scion xB 4dr Hatch

103-horsepower 1.5L I4 4-speed automatic FWD

61000 mi

US $306
The shop ended up re-installing the old alternator and putting in a new water pump instead - they had misdiagnosed noise. 
78000 mi

US $346
Car Overheating - Water Pump & Thermostat replaced 
128000 mi

US $350
Radiator replaced 

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2006 Scion xB 4dr Hatch

103-horsepower 1.5L I4 5-speed manual FWD

30000 mi

US $50
CEL, did not have info left in the computer by the time I got to the shop two days later.  
33000 mi cam gear replaced on VVT.  
47000 mi water pump replacement, had not failed but was leaking. 

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2006 Scion xB 4dr Hatch

103-horsepower 1.5L I4 4-speed automatic FWD

56000 mi

US $20
Radiator leak. fixed it with alumaseal. May replace radiator later.  
71000 mi

US $200
radiator sprung a leak, replaced radiator 71344 miles. 

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2005 Scion xB 4dr Hatch

108-horsepower 1.5L I4 5-speed manual FWD

85100 mi

US $50
engine mount broke the transmission/engine mount under the engine in the hood but probably because of my crack pot mechanic since he only charged $50 to fix it 
127000 mi

US $130
Bolts holding lower driver side engine mount sheared off, one bolt broke off in the hole, the other two stripped out had to drill out and retap the holes to a bigger gauge and finer thread 
216000 mi

US $340
muffler flange came loose but was repairable. ignition coil went out on way to the mechanic lol coincidence. engine was burning 2 quarts of oil between oil changes did a engine flush and switched to 10w30 hopefully that will slow the burn. 
274000 mi tube between gas tank and solenoid in the EVAP canister became clogged could not pump gas 
286000 mi

US $740
Exhsust gasket on header flange wore out and melted my shifter cable so that it became stuck in first gear 

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2005 Scion xB 4dr Hatch

108-horsepower 1.5L I4 4-speed automatic FWD

65000 mi

US $600
Charcoal canister had to be replaced. 
85000 mi New oxygen sensor. 
67000 mi

US $32
CEL & Traction control light on. Problem was broken wires to MAF sensor. Replaced by owner. New connector was only $8, but each wire was $12! 
95000 mi

US $120
VVT malfunction, replaced VVT oil pressure switch. 
39000 mi

US $250
Water pump started making noise and small leakage noticed. 

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Scion xB Engine 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 Scion xB problems occur, check out our car reliability stats.