AGM Battery, Checking
WARNING: This page is about a different car, the 2015 Volkswagen Passat, 2014 Volkswagen Passat, 2013 Volkswagen Passat, and 2012 Volkswagen Passat. However, it is still accessible from the selected car via links, so may be relevant.
Perform battery checks in the following sequence:
-- Visual inspection, refer to VISUAL INSPECTION .
-- Check the battery using the Battery Tester VAS 6161, refer to Battery Tester VAS 6161 .
-- Depending on the battery test result, "perform a current draw test", refer to CURRENT DRAW TEST .