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Home >> BMW >> 2016 >> M235i 2D Convertible, Automatic Trans >> Repair and Diagnosis >> General Information >> OEM General Information >> Functional Description - 2-Series (F22) - Charging System, Anti-Theft System, Body Electrical System, HVAC System >> Body Electrical System - Functional Description >> Lithium ion battery >> System functions >> Starting capability

Starting capability

The starting capability of the lithium ion battery is calculated by power management and displayed. The state of charge does not drop below 20 % in the process due to reasons of safety.

In temperatures above 10 °C an engine start can actually be successful in case of low states of charge as well. The following is an example of a new lithium ion battery at 25 °C.

Fig 1: Lithium Ion Battery Starting Capability Curve
G09872779Courtesy of BMW OF NORTH AMERICA, INC.
Item Explanation
1 Battery voltage in volts
2 Starting capability in percent
3 Battery voltage curve
4 State of charge curve