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Base de datos DTC de TuningBot · v4.37.15

P1749 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

BMW

1 interpretación
P1749
Secondary Pressure Solenoid Communication Error BMW · engine Fiabilidad del dato 62%

The control module detected a communication fault involving Secondary Pressure Solenoid on the vehicle network. This is the manufacturer-specific definition used by BMW.

Comprobaciones recomendadas

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

Dodge

1 interpretación
P1749
Transmission Throttle Valve Position Sensor Circuit Low Dodge · engine Fiabilidad del dato 62%

The control module detected that the signal in the Transmission Throttle Valve Position circuit stayed below the expected operating range. This is the manufacturer-specific definition used by Dodge.

Ford

1 interpretación
P1749
Electronic Pressure Control Solenoid Failed Low Conditions Ford · transmission Fiabilidad del dato 80%

The control module detected a fault associated with the Electronic Pressure Control Solenoid Failed Low Conditions circuit or function; the stored code identifies the affected component rather than a single failure mode. This is the manufacturer-specific definition used by Ford.

Hyundai

1 interpretación
P1749
Serial Communication Link - Open or Short Hyundai · engine Fiabilidad del dato 62%

The control module detected an open circuit or short circuit condition in the Serial Communication Link circuit. This is the manufacturer-specific definition used by Hyundai.

Land Rover

1 interpretación
P1749
Transmission fluid pressure (TFP) solenoid - low pressure Land Rover · transmission Fiabilidad del dato 62%

The control module detected a fault associated with the Transmission fluid pressure (TFP) solenoid - low pressure 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
  • TFP solenoid
  • ECM/TCM

Mazda

1 interpretación
P1749
AT - electronic pressure control solenoid system Mazda · transmission Fiabilidad del dato 80%

The control module detected a fault associated with the AT - electronic pressure control solenoid system circuit or function; the stored code identifies the affected component rather than a single failure mode. This is the manufacturer-specific definition used by Mazda.

Posibles causas

  • Wiring
  • mechanical fault
  • pressure control solenoid

Porsche

1 interpretación
P1749
Version coding Porsche · engine Fiabilidad del dato 62%

The control module detected a fault associated with the Version coding 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.

PSA

2 interpretaciones
P1749
Gear selection actuator target position not reached fault : Coherence PSA · engine Fiabilidad del dato 72%

The control module detected that the Gear selection actuator target position not reached fault was not coherent with related operating data. Documented for the Automated manual gearbox electric control ECU on Peugeot applications; the same PSA control units are also fitted to Citroën models.

Se aplica a Peugeot Automated manual gearbox electric control ECU
P1749
Gearbox fault - The gear does not remain engaged PSA · transmission Fiabilidad del dato 72%

The stored code identifies a fault of the Gearbox fault - The gear does not remain engaged. Documented for the MCP 6-speed piloted manual gearbox ECU on Peugeot applications; the same PSA control units are also fitted to Citroën models. PSA documentation does not characterise the failure mode further.

Se aplica a Peugeot MCP 6-speed piloted manual gearbox ECU

VAG

1 interpretación
P1749
Transmission Control Unit Incorrect Coding VAG · transmission Fiabilidad del dato 62%

The control module detected that the Transmission Control Unit state or value did not match what was expected. This is the manufacturer-specific definition used by Volkswagen.

Se aplica a Volkswagen

Códigos relacionados y cercanos

Cómo se lee P1749

P

Motor y transmisión: motor, cambio y transmisión.

1

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

749

Índice específico del fallo dentro del subsistema.

Preguntas frecuentes sobre P1749

¿Qué significa P1749?

Código de avería diagnóstico (10 interpretaciones). The control module detected a communication fault involving Secondary Pressure Solenoid on the vehicle network. This is the manufacturer-specific definition used by BMW.

¿P1749 es genérico o específico del fabricante?

P1749 es un código específico del fabricante. En esta base de datos está documentado para: BMW, Dodge, Ford, Hyundai, Land Rover, Mazda, Porsche, PSA, VAG. El mismo número puede significar otra cosa en otras marcas.

¿Puede TuningBot eliminar P1749 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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