Ford Mustang (1999-2004) Service Manual: Checks and Services

Certain basic maintenance checks and inspections should be carried out at specified intervals. Any recognized adverse condition should be corrected as soon as possible.

Maximum Oil Change Interval (Normal Schedule)

  • 8,000 km (5,000 miles) or 6 months, whichever occurs first.

Maximum Oil Change Interval (Special Operating Conditions)

  • 4,800 km (3,000 miles) or 3 months.

Monthly Checks

Check each of the following items every month:

  • All interior and exterior lights.
  • Tires for wear and correct air pressure.
  • Engine oil fluid level.
  • Windshield washer solvent fluid level.
  • Check and drain fuel/water separator.

Six Month Checks

Check each of the following items at least every six months:

  • Lap/shoulder belts and seat latches for wear and function.
  • Spare tire air pressure.
  • Power steering fluid level.
  • Parking brake for correct operation.
  • Safety warning lamps (brake, ABS, air bag, safety belt) for correct operation.
  • Coolant system fluid level and correct strength.
  • Battery connections. Clean if necessary.
  • Clutch fluid level, if equipped.
  • Windshield washer spray, wiper operation, clean all wiper blades.
  • Lubricate all hinges, latches and outside locks. Inspect for correct operation.
  • Lubricate door rubber weatherstrips. Inspect for excessive wear.
  • Clean body and door drain holes. Inspect for clogs and obstructions.

Special Checks (Mustang Only)

Carry out the following check every 8,000 km (5,000 miles):

  • Adjust clutch by lifting pedal (manual transmission Mustang only, as described in owner guide).
    Special Operating Condition Requirements
    When towing a trailer or using a camper or car-top carrier: Change engine oil and install a new oil filter every 4,800 km (3,000 miles) or 3 months. Change transfer case fluid every 96,000 km (60 ...

    Normal Schedule
    The following checks or procedures should be carried out for all cars, minivans, light trucks, sport utilities, vans, 4x4s, natural gas and propane vehicles. 8,000 Km (5,000 Miles) Change engine oi ...

    Other materials:

    Manual Transmission and Clutch (Diagnosis and Testing)
    Inspection and Verification It is important to get an accurate description of the concern before any diagnosis can be carried out. Ask questions as to whether it occurs when hot or cold, during shifting, driving at a particular speed or in a parti ...

    Rear Drive Axle and Differential
      The differential housing (4010) consists of a cast aluminum housing and a cast aluminum differential housing cover (4033). The differential housing cover uses silicone sealant as a gasket. The hypoid-design gearset consists of a 8.8-inch ...

    Manual seats
    WARNING: Do not adjust the driver’s seat or seatback while the vehicle is moving. WARNING: Rock the seat backwards and forwards after releasing the lever to make sure that it is fully engaged. Moving the seats backward and forward Recline adjustment WARNIN ...