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NOTE: All information contained here is based on 2000-2004 Zetec & SPI Model Focus'.

All information contained here and on subsequent pages are subject to the myFordFocus.com Terms of Use Policy, which basically states that myFordFocus.com IS NOT responsible for anything you do to your car... Please read it! :)

Under The Hood

Ok, so this page is not strictly about what is "under the hood" of your new 2001 Ford Focus. This page will introduce you to some of the more important things you need to know about caring for your new Focus. We couldn't possibly recreate the entire owner's manual here, so we'll highlite just a few things. Let's start with fuel, since your car cannot run without it.

NOTE: Always refer to your official Ford Scheduled Maintenance Guide. Documented from the 2001 Ford Focus Owners Manual!

Fuel System
The Ford Focus has an interesting little feature pertaining to the fuel filler cap. There's actually a warning light on your instrument panel that illuminates if you have not properly installed after refueling. That's a nice little reminder, as I'm sure just about everyone at one time or another has forgot to put the fuel cap back on after filling up. If for some reason you have to replace your fuel filler cap, be sure to replace it with a genuine Ford or Motorcraft cap. Refer to your official Ford Owner's Guide, page 227, where it warns you about potential damage and voiding your warranty if you do not replace your cap with the proper replacement. It all has to do pressure and vacuum in the fuel tank!

The octane recommendation for your Ford Focus is 87 Octane regular unleaded. Premium grades, octane higher than 87 are NOT recommended by Ford. Ford always does not recommend you use any lower octane fuels, 86 or less that may be sold in higher altitude areas. 87 Octane is all you need in your Focus. Do not use any fuel additive either, especially those containing metallic compounds, or manganese based compounds(MMT). According to Ford, it should not be necessary to add any aftermarket products to your fuel and the owner's manual cautions you that repairs to correct any defects as the result of using such products may not be covered by your warranty.

Ford does approve the use of gasolines that improve air quality, those that contain ozygenates up to 10% ethanol or 15% MTBE. DO NOT however use gas that contains methanol, which could damage critical fuel system components.

Engine Oil
Ford recommends using SAE 5W-20 engine oil for optimum fuel economy, durability and performance. The engine oil should be "Certified For Gasoline Engines" by the American Petroleum Institue(API). That's a little logo that is displayed on the oil container. Ford specifically recommends the Motorcraft SAE 5W-20, WSS-M2C153-H product or equivalent. They also recommend the Motorcraft oil filters. Ford does not recommend the use of any oil treatments or additives, as they may, under certain conditions, lead to engine damage not covered by your warranty. You should always change your oil and filter according to the scheduled maintenance guide.

Engine Cooling System
If your Focus has the 2.0L Zetec engine, your have what is referred to as "fail-safe cooling". This is a handy system, should for some reason your engine's coolant supply become depleted, the fail-safe cooling allows the vehicle to be driven temporarily before any incremental component damage occurs. The fail-safe traveling distance depends on ambient temperatures, vehicle load, and terrain.

If your engine begins to overheat, the coolant temperature gauge will move into the red area, and the multi-function automatic transaxle/cooling system light on your instrument panel will be illuminated. When the engine reaches a preset over-temperature condition, the fail-safe cooling system will activate. The engine will switch to alternating cylinder operation, each disabled cylinder acts as an air pump, thereby cooling the engine.

When this happens, your vehicle will still operate, however... the engine power will be limited, since you are not running on all four cylinders, the air conditioning system will be disabled, and your check engine light on the instrument panel will illuminate. Continued operation will increase the engine temperature and eventually the engine will shut off, and you will loose your power steering and bracking. If at all possible, you should pull off the road and let the engine cool. If you car does shut off, and once your engine cools down, you should be able to start the car again. You should however get your car to a service facility as soon as possible.

Battery
Your Focus is equipped with a Motorcraft maintenance-free battery, which under normal conditions does not require additional water during it's life. However, for severe usage or in high temperature climates, you should check the battery electrolyte level.

If your electrolyte level is low, you can add plain tap water, as long as it is not "hard water", water with a high mineral or alkali level. If possible, use distilled water. Do not overfill the cell levels. For longer, trouble-free operation, keep the top of your battery clean and dry, make sure your battery cables are tightly fastened to the battery terminals.

If you see any corrosion on the battery cables, or terminals, remove the cables from the terminals and clean with a wire brush. You can neutralize the acid with a solution of baking soda and water. After you have cleaned both the terminals and the connectors, reinstall the cables and apply a small amount of quality grease to the top of each battery terminal to prevent corrosion.

Your car is electronically controlled by a computer, and some control conditions are maintained by power from the battery. If your battery has been disconnected, or a new battery installed, the engine must relearn its idle conditions before it will drive properly. Here is the process to "relearn" your engine idle:

  1. Set your parking brake.
  2. Put the gearshift in P(Park) if an automatic, neutral if a manual transmission.
  3. Turn off all accessories and start your engine.
  4. Let the engine idle for at least 1 minute.
  5. The relearning process will automatically complete as you drive your vehicle.
  • If you do not allow your engine to relear itself, the idle quality of your vehicle may be adversely affected until the idle is relearned.
  • If the battery has been disconnected or if a new battery has been installed, the clock and the preset radio stations must be reset.

Light Bulbs
Here is a table of the light bulbs used in your Ford Focus:

Bulb Function Part Numbers
Headlamps HB2
Parking and turn signal (front) 3157K
Side marker (front) GE194
Foglamps (if equipped) 899
Stop, turn signal, and parking 3157K
Back Up Lamp (Sedan/Wagon)
              (Coupe)
3156K
921
License plate C-5W
High-mount brake W5W
Interior Dome (font/rear) 12V10W
Interior Map 12V6W
Luggage Compartment 12V10W

Capacities and Specifications
The following are table pertaining to various capacities and specs for your new 2001 Ford Focus:

MOTORCRAFT PART NUMBERS
Component 2.0L SPI 2.0L Zetec-E
Air Filter 98AB-9601-C() 98AB-9601-C()
Battery BXT-40R BXT-96R
Oil Filter FL-400 S FL-2005
PCV Valve EV-244 988F-6A666-AA
Spark Plug* AGSF 34EE** AZFS 32FE

* Refer to Vehicle Emission Control Information(VECI) decal for spark plug gap information.

* If a spark plug is removed for inspection purposes, it must be reinstalled in the same cylinder it was taken from. If a spark plug requires replacement, use only spark plugs with the same service part number suffix letter as shown on the engine decal.

ENGINE DATA
Engine 2.0L SPI 2.0L Zetec-E
Cubic Inches 121 121
Horsepower 110 hp @ 5000 rpm 130 hp @ 5300 rpm
Torque 125 lb-ft @ 3750 rpm 130 lb-ft @ 4500 rpm
Recommended Fuel 87 Octane 87 Octane
Firing Order 1-3-4-2 1-3-4-2
Spark Plug Gap 1.4mm (0.054 inch) 1.3mm (0.051 inch)
Ignition System Electronic Electronic
Compression Ratio 9:35:1 9:6:1

REFILL CAPACITIES
Fluid Ford Part Name Vehicle Capacity
Brake Fluid High performance DOT 3 brake fluid or DOT 4 brake fluid. Ford recommends Super DOT 4 for manual transaxles All Fill to line on reservoir
Engine Oil
(Includes Filter Change)
Motorcraft 5W20 Super Premium Motor Oil Zetec Engine

SPI Engine
4.25L (4.5 quarts)

3.78L (4.0 quarts)
Engine Coolant Ford Premium Cooling System Fluid All 5.75L (6.1 quarts)
Power Steering Fluid MERCON® ATF All Fill to line on reservoir 0.9L (.95 quarts)
Fuel Tank N/A All 50L (13.2 gallons)
Transaxle Fluid See Lubricant Specs Table

MERCON® V
Manual

Automatic
2.0L (2.1 quarts)

6.6L (6.9 quarts)
Windshield Washer Fluid Ultra-Clear Windshield Washer Concentrate Sedan

Coupe, Wagon
2.5L (2.6 quarts)

4.0L (4.2 quarts)

LUBRICANT SPECIFICATIONS
Item Ford Part Name or Equivalent Ford Part Number Ford Specification
Brake Fluid High performance DOT 3 brake fluid or DOT 4 brake fluid. Ford recommends Super DOT 4 for manual transaxles C6AZ-19542-AB for DOT 3 ESA-M6C25-A or ESD-M6C57-A Delta ESD-M6C57-A (Super DOT 4)
Door Weather Strips Silicon Lubricant COAZ-19553-AA
or
F5AZ-19553-AA
ESR-M13P4-A
Door & hood latches, door hinges, striker plates, seat tracks, fuel filler door hinge Multi-Purpose Grease D0AZ-19584-AA
or
F5AZ-19G209-AA
ESB-M1C93-B
or
ESR-M1C159-A
Engine Coolant Ford Premium Cooling System Fluid E2FZ19549-AA ESE-M97B44-A
Engine Oil Motorcraft 5W20 Super Premium Motor Oil XO-5W20-QSP WSS-M2C153-H with API Certification Mark
Lock Cylinders Penetrating Lubricant E8AZ-19A501-B None
Power Steering Fluid MERCON® ATF XT-2-QDX MERCON®
Automatic Transmission Fluid MERCON® V XT-5-QM WSS-M2C202-B
Manual Transmisssion Fluid - IB5 Synthetic Manual Transmission Fluid XT-M5-QS WSD-M2C200-C
Manual Transmisssion Fluid - MTX 75 MERCON® ATF XT-2-QDX MERCON®
Windshield Washer Fluid Ultra-Clear Windshield Washer Concentrate C9AZ-19550-AB ESR-M17P5-A

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