The following are known Game Genie Codes for Micro Machines on Nintendo Entertainment System (NES).

Note: There are two versions of the game, if one of the following 11 codes below does not work, try the other.
• PEKNAYLE | PAXNAYLE
  Start with 9 lives
• GXSZZVVK | GZNXGVVK
  Infinite lives
• GEKYSZZA | GAXYSZZA
  Qualify every on race
• PEUYXZLA | PAOYXZLA
  Ruff Trux after every race
• PASYNALA | PEUYYYLA
  Kid out of game after every race
• GEKNIYAA | GAXNIYAA
  Start on race 5
• PEKNIYAE | PAXNIYAE
  Start on race 10
• TEKNIYAE | TAXNIYAE
  Start on race 15
• LOKNIYAA | LPXNIYAA
  Start on race 20
• AOKNIYAE | APXNIYAE
  Start on race 25 (Final Race)
• GESYOZPA | GAUYOZPA
  Win the Championship Race
• AAOEIAIA
  Faster Boat Acceleration
• AAOEGAIA
  Faster Sports Car Acceleration
• AAOETAIA
  Faster Formula 1 Acceleration
• AAOEYAIA
  Faster Turbo Wheels Acceleration
• AAXAAAIA
  Faster 4×4 Acceleration
• AAXAZAZA
  Faster Tank Acceleration
• AAXALAIA
  Faster Chopper Acceleration
• AAXATEPA
  Quicker Boat Deceleration
• AAXAIEPA
  Quicker Sports Car Deceleration
• AAXAYEPA
  Quicker Formula 1 Deceleration
• AAXEAEPA
  Quicker Turbo Wheels Deceleration
• AAXEPEPA
  Quicker 4×4 Deceleration
• AAXELAZA
  Quicker Tank Deceleration
• AAXEGEYA
  Quicker Chopper Deceleration
• YAEAZAPA
  Higher bounce for Boats
• IAEAPAPA
  Higher bounce for Sports cars
• YAEALAPA
  Higher bounce for Formula 1’s
• YAEAGAPA
  Higher bounce for Turbo Wheels
• YAEAIAPA
  Higher bounce for 4×4’s
• YAEAYAPA
  Higher bounce for Tanks