24 Iveco/FPT generator fault/alarm codes with symptom, cause and remedy — compiled from Iveco/FPT service and controller documentation.
| Code | Meaning / symptom | Cause | Remedy |
|---|---|---|---|
| 1.1 | Vehicle speed signal (if available) | Check cabling, connections and component. | |
| 1.2 | Torque selector (if available) | Check cabling, connections and component. | |
| 1.3 | Cruise Control (if available) | Check cabling, connections and component. | |
| 1.4 | Accelerator pedal | Check cabling, connections and component. | |
| 1.5 | Clutch pressure switch (if available) | Check cabling, connections and component. | |
| 1.6 | Plausibility of brake pedal signal switches | Check cabling, connections and component. | |
| 2.1 | Water temperature sensor | Parameter reading. Check connections and component. | |
| 2.2 | Air temperature sensor | Parameter reading. Check connections and component. | |
| 2.3 | Fuel temperature sensor | Parameter reading. Check connections and component. | |
| 2.4 | Supercharging pressure sensor | Parameter reading. Check connections and component. | |
| 2.5 | Ambient pressure sensor (inside control unit) | Contact Help Desk for replacement (if any) of the control unit, owing to the sensor being integrated into the same. | |
| 3.5 | Battery voltage | Battery test. | |
| 6.1 | Flywheel sensor | Fault memory reading by means of the instrument.Check connections and component. | |
| 6.2 | Distributing shaft sensor | Fault memory reading by means of the instrument.Check connections and component. | |
| 6.4 | Distributing shaft phonic wheel | ||
| 7.2 | Engine over revving | Contact Help Desk for control unit replacement. | |
| 7.6 | Control unit fault (EEPROM memory) | Contact Help Desk for replacement (if any) of the control unit. | |
| 7.7 | Main relay faulty or locked in closed position | ||
| 9.1 | ECU power supply cut out too often (5 times): faulty main relay or engine stop by means of battery switch disconnect | ||
| 9.2 | Control unit fault (EEPROM memory) | Contact Help Desk for replacement (if any) of the control unit. | |
| 9.4 | Main relay faulty or locked in closed position | ||
| 9.5 | ECU power supply cut out too often (5 times): faulty main relay or engine stop by means of battery switch disconnect | ||
| 9.6 | ECU stop test failure | ||
| Q | Engine speed on flywheel sensor |
Compiled from Iveco/FPT service manuals and controller documentation. Cause/remedy shown where extracted; always verify against the manual for your exact model.
Vehicle speed signal (if available). Remedy: Check cabling, connections and component..
Torque selector (if available). Remedy: Check cabling, connections and component..
Cruise Control (if available). Remedy: Check cabling, connections and component..
Accelerator pedal. Remedy: Check cabling, connections and component..
Clutch pressure switch (if available). Remedy: Check cabling, connections and component..
Plausibility of brake pedal signal switches. Remedy: Check cabling, connections and component..
Water temperature sensor. Remedy: Parameter reading. Check connections and component..
Air temperature sensor. Remedy: Parameter reading. Check connections and component..
Fuel temperature sensor. Remedy: Parameter reading. Check connections and component..
Supercharging pressure sensor. Remedy: Parameter reading. Check connections and component..
Ambient pressure sensor (inside control unit). Remedy: Contact Help Desk for replacement (if any) of the control unit, owing to the sensor being integrated into the same..
Battery voltage. Remedy: Battery test..
Flywheel sensor. Remedy: Fault memory reading by means of the instrument.Check connections and component..
Distributing shaft sensor. Remedy: Fault memory reading by means of the instrument.Check connections and component..
Engine over revving. Remedy: Contact Help Desk for control unit replacement..
Control unit fault (EEPROM memory). Remedy: Contact Help Desk for replacement (if any) of the control unit..
Control unit fault (EEPROM memory). Remedy: Contact Help Desk for replacement (if any) of the control unit..