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1999 Subaru Legacy Engine revs

Tiny
DLCULBERTSON
  • MEMBER
  • 1999 SUBARU LEGACY
Engine Performance problem
1999 Subaru Legacy All Wheel Drive Manual 223000 miles

My engine revs while accelerating and has no power. I do regular oil changes at 3000 miles and pamper my car. There are no odd sounds or other issues.
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Monday, February 22nd, 2010 AT 6:59 PM

1 Reply

Tiny
RASMATAZ
  • MECHANIC
  • 75,992 POSTS
Inspect and test all the following listed below:

Oxygen sensor.
Catalytic converter.
Fuel injectors dirty/sticking.
Mass airflow sensor/Airflow meter.
Throttle position sensor.
Manifold absolute pressure sensor.
EGR Valve
Fuel pressure regulator leaking or defective fuel pump.
False air leakage.
Fuel contamination.
Foul/defective spark plugs.
Open spark plug wires.
Ignition coil/Coil packs defective.
Incorrect ignition timing.
Cap and rotor.

Note:If it doesn't apply disregard.
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Monday, February 22nd, 2010 AT 8:47 PM

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