Base de données DTC TuningBot · v4.37.15
10 interprétations spécifiques au constructeur chez 9 constructeurs dans la base DTC TuningBot.
DodgeThe control module detected a fault associated with the Vehicle Theft System Improper Password circuit or function; the stored code identifies the affected component rather than a single failure mode. This is the manufacturer-specific definition used by Dodge.
FordThe control module detected a fault associated with the Linear O2 Sensor Control Chip Bank 1 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.
Ford documents P1646:00 (no sub type information) for its 2024-2025 gasoline-engine OBD monitor strategy as linear o2 sensor control chip, bank 1. This three-byte interpretation is application-specific and identifies the detected monitor condition rather than a confirmed failed component.
HondaThe control module detected improper operation of the Motor control module (MCM). This is the manufacturer-specific definition used by Honda.
HyundaiThe control module detected that the Booster Voltage value was above the expected limit. This is the manufacturer-specific definition used by Hyundai.
JeepThe control module detected that the signal in the Engine coolant hydraulic blower motor solenoid/ circuit stayed above the expected operating range. This is the manufacturer-specific definition used by Jeep.
RenaultThe control module detected a fault associated with the Heater relay control 3 circuit or function; the stored code identifies the affected component rather than a single failure mode. This is the manufacturer-specific definition used by Renault.
SuzukiThe control module detected a fault associated with the Immobilizer information mismatched circuit or function; the stored code identifies the affected component rather than a single failure mode. This is the manufacturer-specific definition used by Suzuki.
VAGThe control module detected a fault associated with the Check DTC Memory Of All Wheel Drive ECU circuit or function; the stored code identifies the affected component rather than a single failure mode. This is the manufacturer-specific definition used by Volkswagen.
VolvoThe control module detected that the AIC relay signal stayed below the expected range. This is the manufacturer-specific definition used by Volvo.
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 (10 interprétations). The control module detected a fault associated with the Vehicle Theft System Improper Password circuit or function; the stored code identifies the affected component rather than a single failure mode. This is the manufacturer-specific definition used by Dodge.
P1646 est un code spécifique au constructeur. Dans cette base il est documenté pour : Dodge, Ford, Honda, Hyundai, Jeep, Renault, Suzuki, VAG, Volvo. 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. 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.
Comprendre le système derrière ce code : Sondes lambda
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