While driving in reverse, press R + A and you will do a Crazy Dash backwards.
Blue Arrow
During gameplay, press the white button to toggle the arrow blue or green.
Bonus courses
Successfully complete Crazy X level 1 to unlock the West Coast, Glitter Oasis, and Small Apple courses.
Bonus taxis
Successfully complete Crazy X level 2 to unlock the bike, stroller, and carriage taxis.
Cheat mode
Hold L + R + X + Y + click-hold Left Analog-stick + click-hold Right Analog-stick on controllers one and four simultaneously at the character selection screen. A voice will confirm correct code entry. All drivers, courses, and taxis will be unlocked.
Disable arrow indicators
Highlight a driver, then hold White and press A at the character selection screen. The message "No Arrows" will appear to confirm correct code entry.
Disable destination indicator
Highlight a driver, then hold Black and press A at the character selection screen. The message "No Destination Markers" will appear to confirm correct code entry.
Double money
Drive around the West Coast until you find a man who wants to go to the FILA store. Make sure that he gets in on the right side of your taxi. Drive him to the store and turn so that the right side of your car is lined up with a window at the front. If done correctly, when he gets out, he will automatically teleport into the store and you will get double money.
Expert mode
Highlight a driver, then hold White + Black and press A at the character selection screen. The message "Expert Mode" will appear to confirm correct code entry. No destination or arrow indicators will appear in this mode.
Glitter Oasis: Loch Ness monster
Go to the water near the dam and look around for a while. You will see the Loch Ness monster.
Shortcut
Press White to view a blue arrow that shows you the faster, shorter way to drop off passengers.
Toggle headlights
Click the Right Analog-stick to turn your headlights on and off.
Twister
Hold Gas + A + B then hold the Left Analog-stick Right to do a tornado. Note: It looks more like a tornado when done in the water.