The control module detected improper operation of the Air flow meter or circuit. This is the manufacturer-specific definition used by Alfa Romeo.
Database DTC TuningBot · v4.37.15
P1221 Codice di errore diagnostico (13 interpretazioni)
13 interpretazioni specifiche del costruttore su 12 costruttori nel database DTC TuningBot.
Alfa Romeo
1 interpretazione
Chevrolet
1 interpretazioneThe 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.
Possibili cause
- Wiring
- throttle control module
Chrysler
1 interpretazioneThe 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.
Controlli consigliati
- Perform a full module scan
- Review freeze-frame and occurrence data
- Compare commanded and measured values
- Check applicable OEM service information
Dodge
1 interpretazioneThe control module detected improper operation of the CAN data bus, rcs. This is the manufacturer-specific definition used by Dodge.
Possibili cause
- Wiring
- rcs control module trouble code(s) stored
Ford
1 interpretazioneThe control module detected improper operation of the Traction Control System. This is the manufacturer-specific definition used by Ford.
Honda
1 interpretazioneThe 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.
Possibili cause
- Wiring
- throttle control unit
- ECM
Hyundai
1 interpretazioneThe 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 interpretazioneThe 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 interpretazioneThe 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 interpretazioneThe 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 interpretazioneThe 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 interpretazioniThe 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.
Possibili cause
- Wiring short to ground
- valve controller
Controlli consigliati
- 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
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.
Codici correlati e vicini
Come si legge P1221
Powertrain: motore, cambio e trasmissione.
Gamma definita dal costruttore: il significato può cambiare tra marche.
Indice specifico del guasto dentro il sottosistema.
Domande frequenti su P1221
Cosa significa P1221?
Codice di errore diagnostico (13 interpretazioni). The control module detected improper operation of the Air flow meter or circuit. This is the manufacturer-specific definition used by Alfa Romeo.
P1221 è generico o specifico del costruttore?
P1221 è un codice specifico del costruttore. In questo database è documentato per: Alfa Romeo, Chevrolet, Chrysler, Dodge, Ford, Honda, Hyundai, Jaguar, Mazda, Mercedes-Benz, MINI, VAG. Lo stesso numero può significare altro su altre marche.
TuningBot può rimuovere P1221 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.
Altri servizi sul file
Capire il sistema dietro questo codice: Strategia diagnostica e logica DTC
