| SCANNER - DIAGNOSTICO - CODIGOS OBD II - P2000 al P2050 |
Codigos OBDII - P2000 al P2050 |
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La siguiente lista cubre todos los codigos
P2 publicados hasta la fecha Todos los codigos OBD-II que empiezan con P2, tienen un significado standard, independientemente de la marca o modelo del vehiculo Los codigos que no empiezan con P2xxx ; puede ubicarlos en el siguiente enlace: OBD II Seleccione: el grupo numerico y, en la parte inferior se mostrara la lista de codigos. |
| P2000 / P2050 | P2051 / P2100 |
| P2101 / P2150 | P2151 / P2200 |
| P2201 / P2250 | P2251 / P2300 |
| P2301 / P2360 | P2400 / P2500 |
| P2501 / P2550 | P2551 / P2600 |
| P2601 / P2650 | P2651 / P2700 |
| P2701 / P2750 | P2751 / P2B0A |
| Trouble Code | Fault location / Ubicacion de Falla | Probable cause / Causas Probables |
| P2501 | Alternator waming lamp, L-terminal - circuit high | Wiring short to ground, alternator, instrument panel |
| P2502 | Charging system voltage | Wiring, alternator, battery |
| P2503 | Charging system - voltage low | Wiring, alternator, battery |
| P2504 | Charging system - voltage high | Wiring, alternator, battery |
| P2505 | Engine control module (ECM)- supply voltage | Wiring fuses, engine control (EC) relay |
| P2506 |
Engine control module (ECM)- supply
voltage, range/ performance problem |
Wiring fuses, engine control (EC) relay |
| P2507 | Engine control module (ECM) - supply voltage low | Wiring short to ground, fuses, engine control (EC) relay |
| P2508 | Engine control module (ECM) - supply voltage high | Charging system |
| P2509 | Engine control module (ECM) - supply voltage intermittent | Wiring, fuses, engine control (EC) relay |
| P250A | Engine oil level sensor - circuit malfuntion | Wiring, engine oil level sensor, ECM |
| P250A |
Long tem fuel trim (LTFT) -
range/ performance problem |
Catalytic converter, exhaust leak, injector leakage, HO2S |
| P250B |
Engine oil level sensor - circuit range/ performance |
Wiring, engine oil level sensor, ECM |
| P250C | Engine oil level sensor - circuit low | Wiring, engine oil level sensor, ECM |
| P250D | Engine oil level sensor - circuit high | Wiring, engine oil level sensor, ECM |
| P250E |
Engine oil level sensor - circuit intermittent/ erratic |
Wiring, engine oil level sensor, ECM |
| P250F | Engine oil level too low | Wiring, engine oil level, ECM |
| P2510 |
Engine control (EC) relay, sense circuit
- range/ performance problem |
Wiring, fuses, EC relay |
| P2511 | Engine control (EC) relay, sense circuit - circuit intermittent | Wiring, poor connection, EC relay |
| P2512 | Event data recorder request - open circuit | Wiring |
| P2513 | Event data recorder request - circuit low | Wiring short to ground |
| P2514 | Event data recorder request - circuit high | Wiring short to positive |
| P2515 | A/C refrigerant pressure sensor B - circuit malfunction | Wiring, A/C refrigerant pressure sensor |
| P2516 |
A/C refrigerant pressure sensor B -
range/ performance problem |
Wiring, A/C refrigerant pressure sensor |
| P2517 | A/C refrigerant pressure sensor B - circuit low | Wiring short to ground, A/C refrigerant pressure sensor |
| P2518 | A/C refrigerant pressure sensor B - circuit high | Wiring short to positive, A/C refrigerant pressure sensor |
| P2519 | A/C request A - circuit malfunction | Wiring, A/C control module, A/C master switch, A/C refrigerant pressure switch/sensor |
| P251A | Power take-off (PTO) enable switch - open circuit | Wiring, PTO enable switch, ECM |
| P251B | Power take-off (PTO) enable switch - circuit low | Wiring, PTO enable switch, ECM |
| P251C | Power take-off (PTO) enable switch - circuit high | Wiring, PTO enable switch, ECM |
| P251D | Power take-off (PTO), engine shut-down - open circuit | Wiring, ECM |
| P251E | Power take-off (PTO) engine shut-down - circuit low | Wiring, ECM |
| P251F | Power take-off (PTO) monitoring, engine shut-off control - circuit high | Wiring, ECM |
| P2520 | A/C request A - circuit low | Wiring short to ground, A/C control modeule, A/C master switch, A/C refrigerant pressure switch/sensor |
| P2521 | A/C request A - circuit high | Wiring short to positive, A/C control module |
| P2522 | A/C request B - circuit malfunction | Wiring, A/C control module, A/C master switch, A/C refrigerant pressure switch/sensor |
| P2523 | A/C request B - circuit low | Wiring, A/C short to ground, A/C control module, A/C master switch, A/C refrigerant pressure switch/sensor |
| P2524 | A/C request B - circuit high | Wiring short to positive A/C control module |
| P2525 | Vacuum reservoir pressure sensor - circuit malfunction | Wiring, vacuum reservoir pressure sensor |
| P2526 |
Vacuum reservoir pressure sensor -
range/ performance problem |
Wiring, vacuum reservoir pressure sensor, hoses blocked/leaking |
| P2527 | Vacuum reservoir pressure sensor - circuit low | Wiring, short to ground, vacuum reservoir pressure sensor |
| P2528 | Vacuum reservoir pressure sensor - circuit high | Wiring, short to positive, vacuum reservoir pressure sensor |
| P2529 | Vacuum reservoir pressure sensor - circuit intermittent | Wiring, poor connection, vacuum reservoir pressure sensor |
| P252A | Engine oil quality sensor - circuit malfunction | Wiring, engine oil quality sensor, ECM |
| P252B |
Engine oil quality sensor - circuit range/ performance |
Wiring, engine oil quality sensor, ECM |
| P252C | Engine oil quality sensor - circuit low | Wiring, engine oil quality sensor, ECM |
| P252D | Engine oil quality sensor - circuit high | Wiring, engine oil quality sensor, ECM |
| P252E |
Engine oil quality sensor - circuit intermittent/ erratic |
Wiring, engine oil quality sensor, ECM |
| P252F | Engine oil level too high | Engine oil level |
| P2530 | Ignition switch, ON position - circuit malfunction | Wiring, fuse, ignition switch |
| P2531 | Ignition switch, ON position - circuit low | Wiring short to ground, fuse, ignition switch |
| P2532 | Ignition switch, ON position - circuit high | Wiring short to positive, fuse ignition switch |
| P2533 | Ignition switch,ON/start position - circuit malfunction | Wiring, fuse, ignition switch |
| P2534 | Ignition switch, ON/start position - circuit low | Wiring short to ground, fuse, ignition switch |
| P2535 | Ignition switch, ON/start position - circuit high | Wiring short to positive, fuse, ignition switch |
| P2536 | Ignition switch, accessory position - circuit malfunction | Wiring, fuse, ignition switch |
| P2537 | Ignition switch, accessory position - circuit low | Wiring short to ground, fuse, ignition switch |
| P2538 | Ignition switch, accessory position - circuit high | Wiring, short to positive, fuse, ignition switch |
| P2539 | Fuel low pressure sensor - circuit malfunction | Wiring, fuel low pressure sensor |
| P253A | Power take-off (PTO) monitoring - circuit open | Wiring, ECM |
| P253B |
Power take-off (PTO) monitoring - circuit range/ performance |
Wiring, ECM |
| P253C | Power take-off (PTO) monitoring - circuit low | Wiring, ECM |
| P253D | Power take-off (PTO) monitoring - circuit high | Wiring, ECM |
| P253E | Power take-off (PTO) - sense circuit intermittent malfunction | - |
| P253F | Engine oil deteriorated | Engine oil |
| P2540 |
Fuel low pressure sensor -
range/ performance problem |
Wiring, fuel low pressure sensor |
| P2541 | Fuel low pressure sensor - circuit low | Wiring short to ground, fuel low pressure sensor |
| P2542 | Fuel low pressure sensor - circuit high | Wiring short to positive, fuel low pressure sensor |
| P2543 | Fuel low pressure sensor - circuit intermittent | Wiring, poor connection, fuel low pressure sensor |
| P2544 | Torque management request, input signal A malfunction | Wiring, ECM, TCM |
| P2545 |
Torque management request, input signal
A range/ performance problem |
Wiring, ECM, TCM |
| P2546 | Torque management request, input signal A - signal low | Wiring short to ground, ECM, TCM |
| P2547 | Torque management request, input signal A - signal high | Wiring short to positive. ECM, TCM |
| P2548 | Torque management request, input signal B - malfunction | Wiring, ECM, TCM |
| P2549 |
Torque management request, input signal
B - range/ performance problem |
Wiring, ECM, TCM |
| P254A | Power take-off (PTO) speed selector sensor/switch 1 - open circuit | Wiring, PTO speed selector sensor/switch, ECM |
| P254B |
Power take-off (PTO) speed selector sensor/switch 1 - circuit range/ performance |
Wiring, PTO speed selector sensor/switch, ECM |
| P254C | Power take-off (PTO) speed selector sensor/switch 1 - circuit low | Wiring, PTO speed selector sensor/switch, ECM |
| P254D | Power take-off (PTO) speed selector sensor/switch 1 - circuit high | Wiring, PTO speed selector sensor/switch, ECM |
| P254E |
Power take-off PTO) speed selector sensor/switch 1 - circuit intermittent/
erratic |
Wiring, PTO speed selector sensor/switch, ECM |
| P254F | Bonnet switch - open circuit | Wiring, bonnet switch, ECM |
| P2550 | Torque management request, input signal B - signal low | Wiring, short to ground, ECM, TCM |