Base de données DTC TuningBot · v4.37.14
11 interprétations spécifiques au constructeur chez 10 constructeurs dans la base DTC TuningBot.
ChevroletThe control module detected that the signal in the Intake Air Low Pressure Switch circuit stayed above the expected operating range. This is the manufacturer-specific definition used by Chevrolet.
ChryslerThe control module detected that the signal in the Intake Air Low Pressure Switch circuit stayed above the expected operating range. This is the manufacturer-specific definition used by Chrysler.
FordThe control module detected a fault associated with the Catalyst Damage 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.
LexusThe control module detected a condition consistent with a leak affecting the Evaporative emission (EVAP) system - large. This is the manufacturer-specific definition used by Lexus.
MitsubishiThe control module detected a fault associated with the Clogged Or Dirty Catalyst 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.
NissanThe control module detected improper operation of the Cold start emission control. This is the manufacturer-specific definition used by Nissan.
SubaruThe control module detected that the Exhaust gas recirculation (EGR) system voltage stayed above the expected range. This is the manufacturer-specific definition used by Subaru.
SuzukiThe control module registered the fault condition described as "Evaporative emission (EVAP) canister purge valve - mechanical fault". This is the manufacturer-specific definition used by Suzuki.
EVAP canister purge valve
ToyotaThe control module detected a condition consistent with a leak affecting the EVAP Canister Gross. This is the manufacturer-specific definition used by Toyota.
VAGThe control module detected a short circuit to ground in the Secondary air injection (AIR) valve/solenoid circuit. This is the manufacturer-specific definition used by Audi.
The control module detected a short circuit to ground in the Secondary Air Injection Solenoid Valve (N112) circuit. This is the manufacturer-specific definition used by Volkswagen. Volkswagen Group tools also report it as fault code 17829. Documented across Volkswagen Group applications (Audi, SEAT and Škoda included).
Groupe motopropulseur : moteur, boîte et transmission.
Plage définie par le constructeur : la signification peut varier selon les marques.
Index de défaut spécifique dans le sous-système.
Code défaut de diagnostic (11 interprétations). The control module detected that the signal in the Intake Air Low Pressure Switch circuit stayed above the expected operating range. This is the manufacturer-specific definition used by Chevrolet.
P1421 est un code spécifique au constructeur. Dans cette base il est documenté pour : Chevrolet, Chrysler, Ford, Lexus, Mitsubishi, Nissan, Subaru, Suzuki, Toyota, VAG. Le même numéro peut signifier autre chose sur d'autres marques.
Si la logique du défaut réside dans la calibration de l'ECU, oui : notre service DTC Removal désactive l'entrée de défaut concernée et, si le calculateur l'exige, corrige aussi le checksum. Vous ne savez pas si votre cas est concerné ? Demandez une évaluation gratuite et nos ingénieurs examineront votre fichier.
Comprendre le système derrière ce code : Sondes lambda
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