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61 20... Threshold values for battery assessment of all batteries (except telephone batteries)

WARNING: This page is about a different car, the 2013 BMW X5 M, 2012 BMW X5 M, 2011 BMW X5 M, and 2010 BMW X5 M. However, it is still accessible from the selected car via links, so may be relevant.

SAFETY INSTRUCTIONS FOR HANDLING VEHICLE BATTERY. 

TEST STEP 1 - BEFORE BATTERY CHARGE

State of charge (1) Start output (2) Test result
cannot be tested   Charge
less than 50 % (2)   Charge
greater than 50 % less than 75% Charge
greater than 50 % greater than 75 % (3) Charge
greater than 80 % greater than 75 % OK
(1) State of charge and start output must always be evaluated in combination
(2) Test charging for more than 5 hours with Gossen CG 32 or Siemens / Gossen VB 801 charger
(3) Fully charge until the state of charge is greater than 80%.
TEST STEP 2 - AFTER BATTERY CHARGE

State of charge (1) Start output (2) Test result
cannot be tested   Faulty
less than 50% less than 75% Charge
greater than 50 % greater than 75 % Charge
(1) State of charge and start output must always be evaluated in combination
(2) Test charging for more than 5 hours with Gossen CG 32 or Siemens / Gossen VB 801 charger
NOTE: If the battery has been tested from the positive terminal in the engine compartment, repeat the test for safety directly on the battery.