1996 Ford Escort

Shakes or Wobbles problem
1996 Ford Escort 4 cyl Front Wheel Drive Manual 77000 miles

I am experiencing problems with my car when I am going up a hill. It seems to loose power and I fail to regain my oomph for some time. What could the problem be?
July 15, 2010.

Lack of acceleration, chugging, hesitating, bogging etc. Could be caused by one of the following below: Possibilities: Inspect and test all the following listed 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.

Jul 16, 2010.