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2001 Subaru Impreza Problems

Check Engine Light Due to Failed Knock Sensor

for the Subaru Impreza

The Check Engine Light may illuminate because of a failed knock sensor. Although the sensor often tests okay, it can fail intermittently, while the vehicle is being driven.

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Engine Misfire Due to Failed Spark Plug Wires

for the Subaru Impreza

Sometimes the Check Engine Light illuminates because the computer detects misfires. Subaru released an improved spark plug wire set to solve the problem. The ignition coil should also be inspected for carbon tracks or short circuits between the contacts

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Cooling System Problems Cause Head Gasket Failure

for the Subaru Impreza

The head gasket has a high failure rate due to cooling system problems. Subaru is aware of the problem and has extended the warranty to 8 years/100k miles on many vehicles.

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Engine Oil May Leak From Camshaft/Crankshaft Front Seals

for the Subaru Impreza

Front engine oil leaks can develop from the camshaft seal and the crankshaft front seal. If one or more seals require replacement, it may be wise to consider replacing the timing belt as well. These seals are commonly inspected and replaced as needed as part of a timing belt service.

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Engine Oil Leak Form Pump Seal

for the Subaru Impreza

The leak may develop from the oil pump seal. Our technicians prefer to use thread locker when replacing the seal to prevent the bolts from becoming loose again.

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