BMW 3 Owners & Service Manuals

BMW 3: Automatic transmission

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 Introduction

The automatic transmission GA8P75HZ of the G20 PHEV, which is based on the transmission introduced in the F07 at the end of 2009 (GA8HP70Z), is also manufactured by ZF. If you have already take

 Dual-mass flywheel

In order to reduce fuel consumption and CO2 emissions, high-charged engines are used, the number of cylinders is reduced and the drivable speeds are lowered. However, with these measures the torsion

 Shift elements

Brakes and clutches are described as shift elements which make possible the shifting and changing of all gears. Like in the GA8HP70Z transmission, the following shift elements are also used in the G

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 Tow-starting and towing

Safety information Warning Due to system limits, individual functions can malfunction during tow-starting/towing with the Intelligent Safety systems activated. There is a risk of accident. Switch all Intelligent Safety systems off prior to tow-starting/towing. Steptronic transmission: transporting

 DC/DC converter

The DC/DC converter in the Electrical Machine Electronics of the G20 PHEV is able to adopt the following operating modes: Standby (also in the event of a component fault or short circuit, power electronics off) Buck mode (energy flow to the low-voltage side, converter adjusts voltage on

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