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Base de datos DTC de TuningBot · v4.37.15

P1129 Código de avería diagnóstico (10 interpretaciones)

10 interpretaciones específicas del fabricante en 9 fabricantes, en la base de datos DTC de TuningBot.

P · Motor y transmisiónEngineOBD2

Chrysler

1 interpretación
P1129
Closed loop fuel control not achieved - bank 2 Chrysler · engine Fiabilidad del dato 62%

The control module detected a fault associated with the Closed loop fuel control not achieved - bank 2 circuit or function; the stored code identifies the affected component rather than a single failure mode. This is the manufacturer-specific definition used by Chrysler.

Posibles causas

  • Wiring
  • HO2S
  • fuel system
  • MAP sensor
  • ECM

Dodge

1 interpretación
P1129
Heated oxygen sensor (HO2S) 1, bank 2 signal error Dodge · emissions Fiabilidad del dato 62%

The control module registered the fault condition described as "Heated oxygen sensor (HO2S) 1, bank 2 signal error". This is the manufacturer-specific definition used by Dodge.

Posibles causas

  • Mechanical fault
  • wiring
  • fuel pressure
  • injector(s)
  • intake leak
  • HO2S

Honda

1 interpretación
P1129
MAP sensor - signal higher than expected Honda · engine Fiabilidad del dato 80%

The control module detected that the MAP sensor value was higher than expected for the current conditions. This is the manufacturer-specific definition used by Honda.

Posibles causas

  • Vacuum leaks
  • wiring
  • MAP sensor

Hyundai

1 interpretación
P1129
2nd Lock Solenoid Malfunction Hyundai · engine Fiabilidad del dato 62%

The control module detected improper operation of the 2nd Lock Solenoid. This is the manufacturer-specific definition used by Hyundai.

Jeep

1 interpretación
P1129
Closed loop fuel control not achieved - bank 2 Jeep · engine Fiabilidad del dato 62%

The control module detected a fault associated with the Closed loop fuel control not achieved - bank 2 circuit or function; the stored code identifies the affected component rather than a single failure mode. This is the manufacturer-specific definition used by Jeep.

Posibles causas

  • Wiring
  • HO2S
  • fuel system
  • MAP sensor
  • ECM

Land Rover

1 interpretación
P1129
Heated oxygen sensors (HO2S) 1 - sensors transposed Land Rover · emissions Fiabilidad del dato 62%

The control module detected a fault associated with the Heated oxygen sensors (HO2S) 1 - sensors transposed circuit or function; the stored code identifies the affected component rather than a single failure mode. This is the manufacturer-specific definition used by Land Rover.

Posibles causas

Wiring

Mitsubishi

1 interpretación
P1129
Closed Loop Fueling Not Achieved Bank 2 Mitsubishi · engine Fiabilidad del dato 62%

The control module detected a fault associated with the Closed Loop Fueling Not Achieved Bank 2 circuit or function; the stored code identifies the affected component rather than a single failure mode. This is the manufacturer-specific definition used by Mitsubishi.

Porsche

1 interpretación
P1129
Oxygen Sensing Porsche · engine Fiabilidad del dato 62%

The control module detected a fault associated with the Oxygen Sensing circuit or function; the stored code identifies the affected component rather than a single failure mode. This is the manufacturer-specific definition used by Porsche.

VAG

2 interpretaciones
P1129
Long term fuel trim, entire speed/load range, Bank 2 - system too rich VAG · fuel Fiabilidad del dato 62%

The control module detected that the air-fuel mixture stayed richer than the target despite full corrective control (Long term fuel trim, entire speed/load range, Bank 2 - system). This is the manufacturer-specific definition used by Audi.

Posibles causas

  • Excessive fuel in engine oil
  • fuel pressure
  • EVAP canister purge valve
  • injector(s)
Se aplica a Audi
P1129
Long term fuel trim, system too rich VAG · fuel Fiabilidad del dato 80%

The control module detected that the air-fuel mixture stayed richer than the target despite full corrective control (Long term fuel trim, system). This is the manufacturer-specific definition used by Volkswagen.

Posibles causas

  • Fuel pressure
  • EVAP canister purge valve
  • injector(s)

Comprobaciones recomendadas

  • Perform a full module scan
  • Review freeze-frame and occurrence data
  • Compare commanded and measured values
  • Check applicable OEM service information
Se aplica a Volkswagen

Códigos relacionados y cercanos

Cómo se lee P1129

P

Motor y transmisión: motor, cambio y transmisión.

1

Rango definido por el fabricante: el significado puede variar entre marcas.

129

Índice específico del fallo dentro del subsistema.

Preguntas frecuentes sobre P1129

¿Qué significa P1129?

Código de avería diagnóstico (10 interpretaciones). The control module detected a fault associated with the Closed loop fuel control not achieved - bank 2 circuit or function; the stored code identifies the affected component rather than a single failure mode. This is the manufacturer-specific definition used by Chrysler.

¿P1129 es genérico o específico del fabricante?

P1129 es un código específico del fabricante. En esta base de datos está documentado para: Chrysler, Dodge, Honda, Hyundai, Jeep, Land Rover, Mitsubishi, Porsche, VAG. El mismo número puede significar otra cosa en otras marcas.

¿Puede TuningBot eliminar P1129 a nivel de archivo?

Si la lógica del fallo vive en la calibración de la ECU, sí: nuestro servicio DTC Removal desactiva la entrada de fallo concreta. La corrección del checksum no está incluida: es un servicio aparte y opcional. ¿No sabes si tu caso encaja? Solicita una valoración gratuita y nuestros ingenieros revisarán tu archivo.

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