EVAP Vacuum Switch High Voltage During Ignition On
Chrysler · emissions
Fiabilité de la donnée62%
The control module detected a fault associated with the EVAP Vacuum Switch High Voltage During Ignition On 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.
Vérifications recommandées
Perform a full module scan
Review freeze-frame and occurrence data
Confirm the exact vehicle, ECU and software context
Evaporative emission (EVAP) canister purge system - vacuum switch malfunction
Honda · emissions
Fiabilité de la donnée62%
The control module detected improper operation of the Evaporative emission (EVAP) canister purge system - vacuum switch. This is the manufacturer-specific definition used by Honda.
Evaporative emission (EVAP) system - leak detected
Land Rover · emissions
Fiabilité de la donnée62%
The control module detected a condition consistent with a leak affecting the Evaporative emission (EVAP) system. This is the manufacturer-specific definition used by Land Rover.
Secondary air injection (AIR) switching valve, valve stuck closed, bank 1 - circuit malfunction
Lexus · emissions
Fiabilité de la donnée62%
The control module detected improper operation of the Secondary air injection (AIR) switching valve, valve stuck closed, bank 1 circuit. This is the manufacturer-specific definition used by Lexus.
Evaporative emission (EVAP) system - system leak detected
Mazda · emissions
Fiabilité de la donnée62%
The control module detected a condition consistent with a leak affecting the Evaporative emission (EVAP) system - system. This is the manufacturer-specific definition used by Mazda.
Evaporative emission (EVAP) canister purge system - small leak
Nissan · emissions
Fiabilité de la donnée62%
The control module detected a condition consistent with a leak affecting the Evaporative emission (EVAP) canister purge system - small. This is the manufacturer-specific definition used by Nissan.
Particle filter additive system : Adding additive impossible, or an incorrect signal from the additive level sensor
PSA · emissions
Fiabilité de la donnée72%
The control module detected an internal control-unit fault (Adding additive impossible, or an incorrect signal from the additive level sensor). Documented for the Bosch EDC16C34 injection ECU (DV6TED4 1.6 HDi) on Peugeot applications; the same PSA control units are also fitted to Citroën models.
Control of the additive pump by wire : Open circuit
PSA · engine
Fiabilité de la donnée72%
The control module detected an interruption (open circuit) in the Control of the additive pump by wire circuit. Documented for the Continental SID 807 injection ECU (DV6C 1.6 HDi) on Peugeot applications; the same PSA control units are also fitted to Citroën models.
Wired additive pump : Open circuit
PSA · engine
Fiabilité de la donnée72%
The control module detected an interruption (open circuit) in the Wired additive pump circuit. Documented for the Delphi DCM 3.5 injection ECU (DW10C 2.0 HDi) on Peugeot applications; the same PSA control units are also fitted to Citroën models.
Fuel level sensor - range/performance problem
Subaru · fuel
Fiabilité de la donnée80%
The control module judged the Fuel level behaviour implausible for the current operating conditions. This is the manufacturer-specific definition used by Subaru.
Stuck Closed In Secondary Air Injection Vacuum Switching Valve Bank 1
Toyota · emissions
Fiabilité de la donnée62%
The control module determined that the Stuck Closed In Secondary Air Injection Vacuum Switching Valve Bank 1 did not change state as commanded and appears stuck. This is the manufacturer-specific definition used by Toyota.
Exhaust gas recirculation (EGR) valve position sensor - high input
VAG · emissions
Fiabilité de la donnée62%
The control module detected that the Exhaust gas recirculation (EGR) valve position signal stayed above the expected range. This is the manufacturer-specific definition used by Audi.
Causes possibles
Wiring short to positive
EGR valve position sensor
S'applique àAudi
P1442
Exhaust gas recirculation (EGR) valve position sensor - high input
VAG · emissions
Fiabilité de la donnée80%
The control module detected that the Exhaust gas recirculation (EGR) valve position signal stayed above the expected range. This is the manufacturer-specific definition used by Volkswagen.
Groupe motopropulseur : moteur, boîte et transmission.
1
Plage définie par le constructeur : la signification peut varier selon les marques.
442
Index de défaut spécifique dans le sous-système.
Questions fréquentes sur P1442
Que signifie P1442 ?
Code défaut de diagnostic (13 interprétations). The control module detected a fault associated with the EVAP Vacuum Switch High Voltage During Ignition On 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.
P1442 est-il générique ou spécifique au constructeur ?
P1442 est un code spécifique au constructeur. Dans cette base il est documenté pour : Chrysler, Honda, Land Rover, Lexus, Mazda, Nissan, PSA, Subaru, Toyota, VAG. Le même numéro peut signifier autre chose sur d'autres marques.
TuningBot peut-il supprimer P1442 au niveau du fichier ?
Si la logique du défaut réside dans la calibration de l'ECU, oui : notre service DTC Removal désactive l'entrée de défaut concernée. La correction du checksum n'est pas incluse : c'est un service à part, en option. Vous ne savez pas si votre cas est concerné ? Demandez une évaluation gratuite et nos ingénieurs examineront votre fichier.
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Chrysler
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Land Rover
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Mazda
Nissan
PSA
Subaru
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