moved axially so that it engages with the ring gear on

the engine’s flywheel. The axial movement as well as

the activation of the starter motor is controlled by a

solenoid on the starter motor.

The

solenoid in turn is connected via the starter

relay, which is activated when the starter key is turned

to position III/the starter button is pressed.

should pass through the exhaust turbine. An electron-

ically controlled regulation valve, wastegate regulator,

which is controlled by the engine control unit controls

the air pressure supplied to the wastegate valve. Boost

air pressure taken from the inlet manifold is used to

control the amount that the wastegate opens.