May need plugs and plug wires, may have a dirty fuel filter, injectors probably need cleaning by a mechanic (such as PrecisionTune). If you install new plugs, DO NOT GAP THEM! They are factory set. You will ruin the platinum coating with a feeler gauge.
how do i change the alternator in my 2001 ford focus?
From the inside.
Go to http://www.focushacks.com/index.php?modid=45
yes
You need a set of Torx
How to remove alternator on 2001 ford escape 4 cylinder
The 2002 Ford Focus has 16 valves.
It is located directly below the alternator on the right (passenger) side of the engine.
You'll probably have to jack it up, take a wheel off, and remove the splash pans.
What type of battery do i need for a 2002 ford focus
The 2002 Ford Focus is a gas-powered vehicle.
The 2002 Ford Focus has an inline 4 engine.