GM Service Manual Online
For 1990-2009 cars only

Battery Common Causes of Malfunction for Isuzu Isuzu MD Steel Tilt (F Model) 2000

With the proper care, the battery will provide many years of service.

The following factors may reduce the battery performance level:

    • Vehicle accessories remain ON overnight.
    • Insufficient driving time in order to recharge the battery.
        Short trips may cause insufficient charging time.
    • Insufficient driving speed.
        Slow average driving speeds for long periods of time may cause insufficient charging.
    • The vehicle's electrical load is greater than generator output.
        The addition of aftermarket equipment often causes the above condition.
    • The following charging system conditions:
      • Poor ground circuits
      • Electrical shorts
      • A slipping drive belt
      • A faulty generator
    • The following methods of improper installation of aftermarket equipment affect the generator:
      • Structural failure of aftermarket mounting brackets.
      • Misaligned pulleys.
      • Loose belts.
    • Failure to keep the battery cable terminals clean and tight.
    • Operating the battery with a loose battery hold-down.
    • Pinched wires or a cracked battery case resulting from a collision may cause improper mechanical conditions in the electrical system.
        Inspect the outside of the battery periodically for damage, such as a cracked cover or case.