Here are some of the more common fault codes, if you know any others, reply to this thread and I'll edit them in
P0149 FUEL TIMING ERROR
P0234 turbo under boost
P0235 turbocharger boost pressure sensor A (MAP Sensor)
P0299 turbo over boost
P0335 Crankshaft Position Sensor A Circuit
P0404 EGR CIRCUIT RANGE OR PERFORMANCE
P0409 EXHAUST GAS RECIRCULATION SENSOR/CIRCUIT
P0704 clutch switch sensor
P0685 ecm/pcm power relay ctrl circuit/open
P1342 Loss of pedal sensor A
P1343 Loss of pedal sensor B
P1344 Loss of pedal sensor C
P1563 Injection Pump Control Module Requesting Engine Stop
P1564 Injection Pump Requesting Reduced fuelling
P1576 Total loss of throttle pedal position
P1608 Watchdog Malfunction / Internal ECM Malfunction
P1631 theft deterrent start enable signal not correct/ main relay malfunction
P1669 Injection Pump Control Module Monitoring ECM Fault