TT Quattro Coupe L4-1.8L Turbo (AWP) (2001)
Battery: Testing and Inspection
Specific Gravity, Checking
Specific Gravity, Checking
Special tools, testers and auxiliary items
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Commercially available hydrometer
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Cleaning cloths
WARNING:
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When handling sulfuric acid it is important to observe accident prevention procedures. Suitable protective clothing must be worn.
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When disposing batteries it is important to use the proper disposal methods for batteries and sulfuric acid.
NOTE:
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In conjunction with the "voltage underload" test, the specific gravity test gives a good indication of the battery condition.
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The temperature of the electrolyte in the battery must be at least 10 degrees C.
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The specific gravity can be checked immediately after charging battery.
The specific gravity must be checked in all battery cells as follows:
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Switch off ignition.
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Remove all battery plugs (battery cell sealing plugs).