Table 7.1. ABS system fault codes
| Fault code | Faulty unit |
| C1000 | ABS control unit |
| C1010 | Low battery voltage |
| C1401 | Return pump |
| C1011 | Valve relay |
| C1100 | Front right wheel speed sensor |
| C1101 | Front left wheel speed sensor |
| C1102 | Rear right wheel speed sensor |
| C1103 | Rear left wheel speed sensor |
| C1104 | Front right wheel speed sensor |
| C1105 | Front left wheel speed sensor |
| C1106 | Rear right wheel speed sensor |
| C1107 | Rear left wheel speed sensor |
| C1200 | Brake lights |
| C1301 | Front left solenoid valve |
| C1303 | Front right solenoid valve |
| C1305 | Rear left solenoid valve |
| C1307 | Rear right solenoid valve |
| C1401 | Return pump |
(Original published on the website: MercedesMan.ru)