61 20 503 Vehicle battery - closed-circuit current monitoring
WARNING: This page does not describe the selected car, but rather 31 other vehicles, including the 2015 BMW Alpina B7L, 2015 BMW Alpina B7, 2015 BMW 750i, 2015 BMW 750Li, and 2015 BMW 740i. However, it is still accessible from the selected car via links, so may be relevant.
WARNING:
Observe SAFETY INSTRUCTIONS
for handling vehicle battery.
Necessary preliminary work:
- Clamp off BATTERY NEGATIVE LEAD
- Disconnect Both negative battery cables
Connect adapter for closed-circuit current measurement..
Connect BMW diagnosis system.
Measure closed-circuit current.