BMW Z4 Roadster Owner's Handbook Manual page 146

CONTROLS
Fuel gauge
Principle
The current fill level of the fuel tank is displayed.
General
The angle of the vehicle may cause the display
to fluctuate.
Notes on refuelling, see page 266.
Display
An arrow next to the petrol pump
symbol shows which side of the
vehicle the fuel filler flap is on.
The current range is displayed as
a number.
Revolution counter
It is vital to avoid engine speeds in the red warn‐
ing zone. In this zone, the fuel supply is interrup‐
ted to protect the engine.
Shift Lights
Principle
The shift lights indicate the maximum shift point
at which the best possible acceleration can be
achieved.
Operating requirements
Shift Lights are displayed when the SPORT or
SPORT PLUS drive programme is activated.
Switching on Shift Lights
1. Select SPORT or SPORT PLUS driving
mode.
To do this, press the drive experience switch.
2. Activate manual mode M of the gearbox.
146
Displays
Display
▷
▷
▷
▷
When the maximum permissible engine speed is
reached, the entire display flashes red and the
fuel supply is limited to protect the engine.
Standby state and drive-
ready state
For more information, see Idle state, standby
state and drive-ready state, see page 45.
Online Edition for Part no. xxx - X/18
Current engine speed is shown in the revolu‐
tion counter.
Arrow 1: yellow buttons lighting up succes‐
sively indicate the increase in revs.
Arrow 2: orange buttons lighting up succes‐
sively indicate when an upshift is due.
Arrow 3: buttons illuminate red. Latest point
to upshift.
OFF in the revolution counter in‐
dicates that the drive-ready state
is switched off and the standby
state is switched on.
The letters READY in the revolu‐
tion counter indicate that the Auto
Start Stop function is ready for
automatic engine starting.