61 20 ... Threshold values for battery inspection of all battery (telephone except for telephone battery)
WARNING: This page is about a different car, the 2003 BMW X5, 2002 BMW X5, and 2001 BMW X5. However, it is still accessible from the selected car via links, so may be relevant.
Safety instructions for handling vehicle battery, refer to 61 00 ... SAFETY INSTRUCTIONS FOR HANDLING VEHICLE BATTERY .
Test Step 1 - Before Charging The Battery:
CHARGING BATTERY SPECIFICATION
| Charge state 1) | Starting capability 2) | Test result |
| Not testable | Charge | |
| Less than 50 % 2) | Charge | |
| More than 50 % | Less than 75 % | Charge |
| More than 50 % | More than 75 % 3) | Charge |
| More than 80 % | More than 75 % | O.K. |
Test Step 2 - After Charging The Battery
CHARGING BATTERY SPECIFICATION
| Charge condition 1) | Starting capability 2) | Test result |
| Not testable | Defective | |
| Less than 50 % | Less than 75 % | Charge |
| More than 50 % | more than 75 % | Charge |
| 1) Charge condition and starting power must always be evaluated together. | ||
| 2) When test charging for more than 5 hours, use charger Gossen CG 32 or Siemens/Gossen VB 801. | ||
| 3) Fully charge until charge state is more than 80 %. | ||
NOTE:
If battery was checked on the positive terminal in the engine compartment, repeat check directly on battery for sake of safety.