volkswagen Workshop Repair Guides

Volkswagen Workshop Service and Repair Manuals

Checking colour indicator in battery cover > < Absorbent glass mat battery
Visual check
Visual check
  WARNING
Danger of injury! Observe warning notices and safety regulations → Chapter!
It is essential to visually inspect the external condition, to check the terminals and to ensure proper attachment of the battery before performing extensive tests.
  Caution
t  The battery will be damaged if the battery is not secured correctly.
t  Vibrations shorten the life of the battery, there is a danger of an explosion, the cell plates may be damaged and the clamping bracket may damage the battery housing.
t  Check battery is securely seated, if necessary tighten securing bolt to specified torque.
Performing this test establishes:
t  If battery housing is damaged Electrolyte can leak out if the housing is damaged. If battery acid leaks out, serious damage to the vehicle could be caused. Treat components affected by leaked battery acid immediately with acid neutraliser or a soap solution.
t  Check whether the battery terminals (battery wire connections) are damaged. The necessary contact on the battery clamps cannot be guaranteed if the battery terminals are damaged. When connecting the battery clamps, tighten the battery clamps to torque specified in this workshop manual „Electrical system“ for the respective vehicle. If the battery clamps are not correctly seated and tightened, the wiring may burn. Which will cause malfunctions in the electrical system. Therefore it can no longer be guaranteed that the vehicle will function correctly.
   

Checking colour indicator in battery cover > < Absorbent glass mat battery