Trouble Code Table
| Trouble Code | Information Sensor | Cause of Fault |
|---|---|---|
| 12 | Start of diagnosis | (Initialization OK) |
| 14 | Sensor, coolant temperature | Short circuit |
| 15 | Sensor, coolant temperature | Interruption / short circuit B+ |
| 19 | Engine speed signal | Faulty |
| 21 | Pedal position sensor | Shod circuit B+ |
| 22 | Pedal position sensor | Short circuit to ground / interruption |
| 23 | Pedal position sensor | Implausible with idle accelerator switch |
| 24 | Odometer sensor | No signal |
| 31 | Engine speed signal | Missing |
| 33 | Exhaust gas recirculation valve | Deviation in regulation |
| 34 | Start of injection control | Deviation in regulation |
| 37 | Brake lamp switch | Implausible |
| 38 | Clutch switch | Implausible |
| 39 | Anti - theft warning system | Implausible |
| 41 | Charge pressure sensor | Short circuit to ground interruption |
| 39 | Charge pressure sensor | Short circuit B+ |
| 39 | Charge pressure sensor | Implausible with APS |
| 39 | Charge pressure control | Deviation in regulation |
| 48 | Supply voltage | Too low |
| 49 | Supply voltage | too high |
| 54 | Fuel cutoff solenoid valve | Defective |
| 55 | Control unit | Defective |
| 56 | Actual U_ calibration value for computer 1 | Implausible |
| 57 | Actual U_ calibration value for computer 2 | Implausible |
| 61 | Control valve position sensor | Short circuit to ground B+ interruption |
| 62 | Control valve position sensor | Implausible with start of injection sensor |
| 64 | Quantity actuator | Implausible |
| 71 | Charge air temperature sensor | Short circuit to ground |
| 73 | Charge air temperature sensor | Short circuit B+ / interruption |
| 74 | Charge air temperature sensor | Short circuit to ground |
| 75 | Charge air temperature sensor | Short circuit B+ / interruption |
| 81 | Start of injection sensor | Short circuit B+ / interruption |
| 82 | Start of injection sensor | Short circuit to ground |
| 91 | Control switch for cruise control | Short circuit to ground |
| 92 | Control switch for cruise control | Short circuit B+ / interruption |
| 93 | Computer coupling 1 + 2 | Implausible |
| 94 | Computer coupling 1 + 2 | Implausible |
| 95 | Final stages | 1 or n defective |