| Documento de origen | Controlador | Pares de fallo |
|---|---|---|
| Troubleshooting manual, engines over 56 kW (2024) | Engine ECU | 327 |
| Sistema | Pares de fallo |
|---|---|
| Aftertreatment | 142 |
| Electrical | 44 |
| Fuel | 42 |
| Engine | 39 |
| Air Intake | 21 |
| Network | 19 |
| Instrument | 13 |
| Cooling | 4 |
| Lubrication | 3 |
| Familia de fallas | Pares de fallo |
|---|---|
| DEF Supply Module Pump and Pressure Circuit | 32 |
| Aftertreatment DCU Internal Processor/Memory Fault | 16 |
| DEF Supply/Return/Suction Line Heater Circuit | 14 |
| DEF/Urea Tank Temperature Sensor Circuit | 12 |
| Injector Cylinder Circuit | 12 |
| Accelerator Pedal Position Sensor | 10 |
| EGR Valve Actuator Circuit and Calibration | 10 |
| J1939 Message Reception Timeout -- Engine-Side Device or Command | 10 |
| Aftertreatment DCU Power Supply Circuit | 9 |
| DEF Dosing/Metering Unit (Injector) Circuit | 9 |
| FMI | Significado | Pares de fallo |
|---|---|---|
| 0 | Reading in-range but far too high | 35 |
| 1 | Reading in-range but far too low | 15 |
| 2 | Signal unstable, intermittent or implausible | 15 |
| 3 | Circuit voltage high / short to supply | 52 |
| 4 | Circuit voltage low / short to ground | 43 |
| 5 | Current too low; open circuit | 25 |
| 6 | Current too high; short to ground | 23 |
| 7 | Mechanical part not reacting or misadjusted | 20 |
| 8 | Wrong frequency, pulse width or period | 3 |
| 9 | Message not arriving at expected rate | 22 |
| 10 | Value changing implausibly fast or slow | 18 |
| 11 | Fault detected, cause undetermined | 1 |
| 12 | Smart device or component defective | 27 |
| 13 | Calibration data outside limits | 10 |
| 15 | Slightly above normal range | 5 |
| 16 | Moderately above normal range | 4 |
| 17 | Slightly below normal range | 4 |
| 18 | Moderately below normal range | 2 |
| 19 | Network-received value flagged as error | 1 |
| 31 | Fault present; no further detail | 2 |
En estos pares aparecen 176 SPN distintos. 154 de los 327 pares usan SPN que Yanmar asigna por sí mismo (516,096 en adelante), con el nombre de sus propios documentos; el resto usa SPN estándar cuyo significado es el mismo en todas las marcas.
Filas de este fabricante en la muestra gratuita. El conjunto de datos añade los procedimientos ordenados de cada par, con estimaciones de costes y de mano de obra cuando se conocen y el nombre de una pieza cuando hay una asignada.
| SPN | FMI | Código OEM | Descripción | Familia de fallas |
|---|---|---|---|---|
| 3516 | 4 | P206C | DEF quality sensor internal circuit shorted | DEF/Urea Quality (Concentration) Sensor Circuit |
| 523557 | 3 | P1510 | DEF hose heater (back-flow/pressure/suction), H- or L-side shorted to battery | DEF Supply/Return/Suction Line Heater Circuit |
| 523596 | 3 | P2216 | SCR downstream NOx sensor internal circuit shorted | NOx Sensor Downstream of SCR Circuit |
| 91 | 4 | P0122 | Accelerator pedal position sensor circuit reads low (shorted to ground) | Accelerator Pedal Position Sensor |
| 630 | 2 | P1601 | ECU EEPROM memory fault | ECU Internal Fault (Memory/Software) |
| 2971 | 12 | P0403 | EGR valve actuator motor coil circuit open (disconnected) | EGR Valve Actuator Circuit and Calibration |
| 518280 | 6 | P1735 | Buzzer output circuit shorted to battery supply | Dashboard Lamp / Indicator Output Circuit |