Electronic emergency gearbox release
As with the conventional 8-speed automatic transmission, the GA8P75HZ also
has an electrical
emergency release option.
In conventional vehicles the starter motor rotates for this, and also drives the
mechanical transmission
oil pump via the torque converter. W
Starter motor
The combustion engine B46 can be started via the conventional starter motor
and the electrical
machine.
The following table shows when and under which conditions the respective start
option is used:
Auxiliary battery
G20 PHEV, auxiliary battery
Safety battery terminal 2 (SB