The different settings and technical functions of Formula One car steering wheel: a lot of buttons and multi function rotary for the different situations of power unit, tyres and track.
PL: Activates the pit limiter. “Pit Limiter” is shown in the display and the pit limiter is activated, starting to control the engine to the target speed.
R: Switches driver radio trasmission on/off. The white LED in the middle of the steering wheel indicates that the driver channel is trasmitting. The communication is bi-directional both on track and the garage, but the driver channel has priority.
SOC (RSW): Controls the ERS energy storage state of charge (generate or consume energy during the lap).
Diff-/Diff+: Switch differential preload between programmed position and the current PREL rotary position.
S1: Special button. These buttons are programmed for special needs e.g. quick overwhite of various settings.
Shift Up/Down: Left Lever -1, right lever +1.
Pedal (RSW): Changes the pedal map.
BRK+: Toggle button to switch brake balance between programmed position and the current BRKBAL rotary position.
Fuel (RSW): Controls the fuel consumation.
OT: Activates configurable performance maps. This can help the driver to overtake or defende.
Clutch lever: The are two clutch levers, left and right.
Tyre (RSW): Selects the circonference of the tyre; colours indicate degradation state. “RL” positions also activate the rain light (for night races).
BP: Activates the Bite Point finder procedure (clutch).
Oil: This button is used to transfer oil from auxiliary to main tank.
Prel (RSW): Basic differential offset torque (preload).
Ack: To acknowledge changes in the driver default system.
BBal-/BBal+: Used to adjust the brake balance offset in small steps.
IGN (RSW): Controls the spank advance.
BRK-: Toggle button to switch brake balance between programmed position and the current BRKBAL rotary position.
Entry (RSW): Differential, correction for corner entry setting.
10-/1+: MFRS selection. Used to skip to different maps in the MFRS. When in DIAG position, the buttons are used to set the default system.
S2: Special button. These buttons are programmed for special needs e.g. quick overwhite of various settings.
BRKBAL (RSW): Sets the brake balance.
N: Select Neutral from 1st and 2nd gear.
RSW: Rotary Switch.
DRS: Drag Reduction System. To move the rear wing flap to the low drag position.
Box: Confirm the intention to come to the pits at the end of this lap.
Multi Function Rotary Switch (MFRS):
DIAG: Controls the default system.
PERF: Controls the engine modes.
ENG: Controls the limiter.
MIX: Controls the lambde.
TURBO: Controls the turbo-compressor.
VISCO: Differential corner exit setting.
BRK: Controls MGU-K recovery limits.
BOOST: Controls MGU-K boost limits.
DASH: Controls dashboard options.
CC: Cruise control; deactiveted for quali and race.
SHIFT: Controls shift type.
CLU: Controls clutch bite point offset.
#StartYourEngines | Dennis Ciracì