Welcome to the cheats for Machine Head for the PlayStation. Below are the cheats.
Level select
At the main menu, press L1, Circle, L1(3), Circle(4), L1(2), Circle(2), L1, Circle, L1, Circle(4). Then, press R1 or R2 to select a level.
Infinite ammo
At the main menu, press Circle(4), L1, Circle, L1(2), Circle, L1(2), Circle, L1(4).
Infinite energy
At the main menu, press Circle, L1(3), Circle, L1, Circle(2), L1, Circle(3), L1(5), Circle(2), L1.
Stage passwords
| Stage | Easy | Normal | Hard |
| 1-2 | Q58NM | LDZCQ | 4HWGE |
| 1-3 | TDM75 | UH8OT | X06BE |
| 1-4 | VO1PP | JCP6V | H4ULJ |
| 2-1 | 0F20F | 0HX8Y | OE95W |
| 2-2 | 42W3T | JGK-P | 5K5H7 |
| 2-3 | VR4T2 | 6EZD5 | SHCMM |
| 2-4 | 1NBCX | CXVI6 | PA3K1 |
| 2-5 | ZF0XD | Y5KXJ | Q2NGZ |
| 3-1 | 2XVSD | AHO3J | S2MF- |
| 3-2 | W0J8H | 3Y8-D | -7FRU |
| 3-3 | THYDH | 0MZDU | 3CZFK |
| 3-4 | 1SOJ3 | 130BP | V2MW8 |
| 4-1 | YCTS6 | PUUKS | 28SD1 |
| 4-2 | Q29LH | UDUY4 | 21FSD |
| 4-3 | WS7Y6 | HQPIW | BOFGK |
| 4-4 | 2RHK4 | RB9RU | Z1IT2 |
| End | UP405 | C42R1 | 2MP3P |
