1995 Mazda Protege loss of power

150,000 MILES • 4 CYL • FWD • MANUAL
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FIT13
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  • 1 POST
While driving up the road my car seems to have good power but once I start up the hill it loses its power and nearly comes to a stop.
Sep 7, 2010 at 12:59 AM
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RASMATAZ
  • ✓Experienced Mechanic
  • 75,988 POSTS
Lack of acceleration,chugging,hesitating,bogging,misfiring etc. could be caused by one of the following below:

Oxygen sensor.
Catalytic converter.
Fuel injectors dirty/sticking.
Mass airflow sensor/Airflow meter.
Throttle position sensor.
Crankshaft position sensor
Knock 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 it.
Sep 7, 2010 at 12:29 PM
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