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Database DTC TuningBot · v4.37.15

P1129 Codice di errore diagnostico (10 interpretazioni)

10 interpretazioni specifiche del costruttore su 9 costruttori nel database DTC TuningBot.

P · PowertrainEngineOBD2

Chrysler

1 interpretazione
P1129
Closed loop fuel control not achieved - bank 2 Chrysler · engine Affidabilità 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.

Possibili cause

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

Dodge

1 interpretazione
P1129
Heated oxygen sensor (HO2S) 1, bank 2 signal error Dodge · emissions Affidabilità 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.

Possibili cause

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

Honda

1 interpretazione
P1129
MAP sensor - signal higher than expected Honda · engine Affidabilità 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.

Possibili cause

  • Vacuum leaks
  • wiring
  • MAP sensor

Hyundai

1 interpretazione
P1129
2nd Lock Solenoid Malfunction Hyundai · engine Affidabilità 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 interpretazione
P1129
Closed loop fuel control not achieved - bank 2 Jeep · engine Affidabilità 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.

Possibili cause

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

Land Rover

1 interpretazione
P1129
Heated oxygen sensors (HO2S) 1 - sensors transposed Land Rover · emissions Affidabilità 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.

Possibili cause

Wiring

Mitsubishi

1 interpretazione
P1129
Closed Loop Fueling Not Achieved Bank 2 Mitsubishi · engine Affidabilità 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 interpretazione
P1129
Oxygen Sensing Porsche · engine Affidabilità 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 interpretazioni
P1129
Long term fuel trim, entire speed/load range, Bank 2 - system too rich VAG · fuel Affidabilità 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.

Possibili cause

  • Excessive fuel in engine oil
  • fuel pressure
  • EVAP canister purge valve
  • injector(s)
Si applica a Audi
P1129
Long term fuel trim, system too rich VAG · fuel Affidabilità 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.

Possibili cause

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

Controlli consigliati

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

Codici correlati e vicini

Come si legge P1129

P

Powertrain: motore, cambio e trasmissione.

1

Gamma definita dal costruttore: il significato può cambiare tra marche.

129

Indice specifico del guasto dentro il sottosistema.

Domande frequenti su P1129

Cosa significa P1129?

Codice di errore diagnostico (10 interpretazioni). 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 è generico o specifico del costruttore?

P1129 è un codice specifico del costruttore. In questo database è documentato per: Chrysler, Dodge, Honda, Hyundai, Jeep, Land Rover, Mitsubishi, Porsche, VAG. Lo stesso numero può significare altro su altre marche.

TuningBot può rimuovere P1129 a livello di file?

Se la logica del guasto vive nella calibrazione della ECU, sì: il nostro servizio DTC Removal disattiva la specifica voce di errore. La correzione del checksum non è inclusa: è un servizio a parte, opzionale. Non sei sicuro che il tuo caso rientri? Richiedi una valutazione gratuita e i nostri ingegneri controllano il tuo file.

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