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Home >> Porsche >> 2016 >> 911 Turbo, 2D Convertible >> Repair and Diagnosis >> External Pages >> Different car >> Section 103 (27 - Starter, Power Supply, Cruise Control -- CARRERA (997)) >> WM 270689 Battery Trickle Charging (Except 911 Turbo S Coupe "Ed. 918 SPYDER", 911 CARRERA 4 GTS, 911 Turbo S CABRIO "Ed. 918 SPYDER", 911 CARRERA 4 GTS CABRIO) >> Checking Battery Charging Condition With Battery Tester

Checking Battery Charging Condition With Battery Tester

WARNING: This page does not describe the selected car, but rather 9 other vehicles, including the 2013 Porsche 911, 2012 Porsche 911, 2011 Porsche 911, 2010 Porsche 911, and 2009 Porsche 911. However, it is still accessible from the selected car via links, so may be relevant.
  1. Check the battery charging condition according to the operating instructions for the relevant rapid-start battery charger.
TEST RESULT EVALUATION AND FURTHER PROCEDURES

Open-circuit voltage in volts Battery charging condition in % Evaluation and procedure
12.7 - 12.5 100 - 80 Battery charging condition OK
12.5 - 12.2 80 - 50 Battery charging condition reduced, recharge battery and observe an inactive period for two hours after charging.
→ 270601 CHECKING BATTERY 
12.2 - 11.6 50 - 10 Battery flat; recharge battery and observe an inactive period for two hours after charging.
→ 270601 CHECKING BATTERY 
below 11.6 below 10 Battery totally discharged; replace battery.
→ 270619 REMOVING AND INSTALLING BATTERY 
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