Scion xB Rough Idle
Learn if it's a simple fix or time to seek out a trusted technician.
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What are common reasons my Scion xB has a rough idle?
While there are a variety of reasons your Scion xB has a rough idle, the most common 3 are a vacuum leak, an issue with the spark plugs, or a problem with the ignition coil.
34%
of the time it's
Vacuum Leak
21%
of the time it's
Spark Plugs
15%
of the time it's
Ignition Coil
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Related Scion xB Questions
See what others are asking about their Scion xB. Get answers from RepairPal's community of auto experts and enthusiasts.
I bought it used from the dealer with 57,000 miles on it and it idles rough.
Brought car to scion, said cylinders 1&3 were misfiring.
wanted 3000.00 to put a used MOTOR in it. i still drive ...
Related Scion xB Problems
Find the most common driver-reported problems that are to blame when a Scion xB has a rough idle.
The head gasket may fail due to a defect in manufacturing of the cylinder block.
on this vehicle, the head bolts are...
Scion xB Repairs and Prices
All costs based on RepairPal Fair Price Estimate™ averages. Actual prices may change depending on final diagnosis.
Scion xB Rough Idle Repair Symptoms
A failing ignition coil will create misfires in the engine, and lead to hesitation, extreme power loss, engine stalling, poor fuel mileage, and illumination of the check engine ...Read More
As we discussed, spark plugs are necessary for any gasoline engine to run. When they fail, the engine is in a constant state of attempting to ignite air and fuel, but cannot. Th...Read More
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