| Common problems | 
| 0000 | Difficult or impossible starting when cold | 
| P2001 | N3/9 (control unit CDI) check reference voltage | 
| P2013 | Pressure sensor | 
| P2017 | Component check injectors | 
| P2035-8 | check component M4/7 | 
| P2038-2 | Check the component M44 charge air cooler (CAC) circulation pump ope circuit in wiring |