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TuningBot DTC-Datenbank · v4.37.15

P1221 Diagnose-Fehlercode (13 Interpretationen)

13 herstellerspezifische Interpretationen bei 12 Herstellern in der TuningBot DTC-Datenbank.

Alfa Romeo

1 Interpretation
P1221
Air flow meter or circuit Alfa Romeo · engine Datenzuverlässigkeit 62%

The control module detected improper operation of the Air flow meter or circuit. This is the manufacturer-specific definition used by Alfa Romeo.

Chevrolet

1 Interpretation
P1221
Throttle motor position sensor 1/2 - signalvariation Chevrolet · engine Datenzuverlässigkeit 80%

The control module detected a fault associated with the Throttle motor position sensor 1/2 - signalvariation circuit or function; the stored code identifies the affected component rather than a single failure mode. This is the manufacturer-specific definition used by Chevrolet.

Mögliche Ursachen

  • Wiring
  • throttle control module

Chrysler

1 Interpretation
P1221
Throttle Position (TP) Sensor 1 - 2 Correlation Chrysler · engine Datenzuverlässigkeit 62%

The control module detected a fault associated with the Throttle Position (TP) Sensor 1 - 2 Correlation 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.

Empfohlene Prüfungen

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

Dodge

1 Interpretation
P1221
CAN data bus, rcs - malfunction Dodge · network Datenzuverlässigkeit 62%

The control module detected improper operation of the CAN data bus, rcs. This is the manufacturer-specific definition used by Dodge.

Mögliche Ursachen

  • Wiring
  • rcs control module trouble code(s) stored

Ford

1 Interpretation
P1221
Traction Control System Malfunction Ford · engine Datenzuverlässigkeit 80%

The control module detected improper operation of the Traction Control System. This is the manufacturer-specific definition used by Ford.

Honda

1 Interpretation
P1221
Throttle motor position sensor 1/2 - signal variation Honda · engine Datenzuverlässigkeit 62%

The control module detected a fault associated with the Throttle motor position sensor 1/2 - signal variation circuit or function; the stored code identifies the affected component rather than a single failure mode. This is the manufacturer-specific definition used by Honda.

Mögliche Ursachen

  • Wiring
  • throttle control unit
  • ECM

Hyundai

1 Interpretation
P1221
Feedback (Main Duty) Solenoid Hyundai · engine Datenzuverlässigkeit 62%

The control module detected a fault associated with the Feedback (Main Duty) Solenoid circuit or function; the stored code identifies the affected component rather than a single failure mode. This is the manufacturer-specific definition used by Hyundai.

Jaguar

1 Interpretation
P1221
Pedal Demand Sensor B Circuit Range Performance Jaguar · engine Datenzuverlässigkeit 62%

The control module judged the Pedal Demand Sensor B signal implausible: it stayed inside electrical limits but did not match the value expected for the current operating conditions. This is the manufacturer-specific definition used by Jaguar.

Mazda

1 Interpretation
P1221
Traction Control System Mazda · engine Datenzuverlässigkeit 62%

The control module detected a fault associated with the Traction Control 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.

Mercedes-Benz

1 Interpretation
P1221
CAN Communication ETC Or ETS Interrupted Mercedes-Benz · network Datenzuverlässigkeit 62%

The control module detected a fault associated with the CAN Communication ETC Or ETS Interrupted circuit or function; the stored code identifies the affected component rather than a single failure mode. This is the manufacturer-specific definition used by Mercedes-Benz.

MINI

1 Interpretation
P1221
Pedal Position Sensor 2 Range/Performance Problem MINI · engine Datenzuverlässigkeit 62%

The control module judged the Pedal Position Sensor 2 behaviour implausible for the current operating conditions. This is the manufacturer-specific definition used by MINI.

VAG

2 Interpretationen
P1221
Cylinder Shut Off Exhaust Valves Short Circuit To Ground VAG · engine Datenzuverlässigkeit 62%

The control module detected a short circuit to ground in the Cylinder Shut Off Exhaust Valves circuit. This is the manufacturer-specific definition used by Audi.

Mögliche Ursachen

  • Wiring short to ground
  • valve controller

Empfohlene Prüfungen

  • Perform a full module scan
  • Review freeze-frame and occurrence data
  • Inspect relevant wiring and connectors
  • Check power supplies and grounds
  • Compare commanded and measured values
  • Check applicable OEM service information
Gilt für Audi
P1221
Cylinder Shut Off Exhaust Valves Short Circuit To Ground VAG · engine Datenzuverlässigkeit 62%

The control module detected a short circuit to ground in the Cylinder Shut Off Exhaust Valves circuit. This is the manufacturer-specific definition used by Volkswagen.

Gilt für Volkswagen

Verwandte und benachbarte Codes

So liest man P1221

P

Antriebsstrang: Motor, Getriebe und Antrieb.

1

Herstellerdefinierter Bereich: die Bedeutung kann je Marke abweichen.

221

Spezifischer Fehlerindex innerhalb des Subsystems.

Häufige Fragen zu P1221

Was bedeutet P1221?

Diagnose-Fehlercode (13 Interpretationen). The control module detected improper operation of the Air flow meter or circuit. This is the manufacturer-specific definition used by Alfa Romeo.

Ist P1221 generisch oder herstellerspezifisch?

P1221 ist ein herstellerspezifischer Code. In dieser Datenbank ist er dokumentiert für: Alfa Romeo, Chevrolet, Chrysler, Dodge, Ford, Honda, Hyundai, Jaguar, Mazda, Mercedes-Benz, MINI, VAG. Dieselbe Nummer kann bei anderen Marken etwas anderes bedeuten.

Kann TuningBot P1221 auf Dateiebene entfernen?

Wenn die Fehlerlogik in der Steuergerätekalibrierung liegt, ja: unser DTC-Removal-Dienst deaktiviert den konkreten Fehlereintrag. Die Checksum-Korrektur ist nicht enthalten: Sie ist ein separater, optionaler Service. Unsicher, ob Ihr Fall dazugehört? Fordern Sie eine kostenlose Einschätzung an, und unsere Ingenieure prüfen Ihre Datei.

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