Bus: Simulator 21 Keyboard Controls

| Action | Default Key | Notes | | :--- | :--- | :--- | | | Page Up | Automatic transmission is default, but manual mode requires this. | | Shift Down | Page Down | Downshift before a steep hill to maintain power. | | Retarder Increase | . (Period) | This slows the bus using the engine rather than brake pads. Use it on long downhill slopes to avoid overheating brakes. | | Retarder Decrease | , (Comma) | Reduces the retarding force. | | Automatic Retarder | - (Minus) | Toggles automatic engine braking on/off. Set to "On" for easier driving. |

Real buses don't drive like sports cars. You need to manage the transmission and the "retarder" (an auxiliary brake system). bus simulator 21 keyboard controls

While the default controls are suitable for most players, you may want to customize them to suit your preferences. To do this, follow these steps: | Action | Default Key | Notes |

The core of your gameplay involves smooth acceleration and precise braking to keep your passengers happy and on schedule. W or Up Arrow Brake/Reverse: S or Down Arrow Steer Left/Right: A / D or Mouse Horizontal Parking Brake: P (or Space in some configurations) Speed Limiter: Z (helps maintain city speed limits) Horn: H Bus Interaction & Cockpit Management (Period) | This slows the bus using the

| Action | Key | |--------|-----| | Accelerate | ↑ (Up Arrow) or W | | Brake / Reverse | ↓ (Down Arrow) or S | | Steer Left | ← (Left Arrow) or A | | Steer Right | → (Right Arrow) or D | | Handbrake | Spacebar | | Horn | H | | Turn Signals Left/Right | [ / ] | | Hazard Warning Lights | F (twice quickly) | | Headlights (Cycle) | L | | High Beams (Flash) | K | | Wipers (Cycle) | P | | Door Lock/Unlock | Y | | Open Front Door | Numpad 1 | | Open Rear Door | Numpad 3 | | Kneeling (Lower bus) | U | | Ramp for wheelchair | I |