TuningBot DTC Database · v4.37.15
5 manufacturer-specific interpretations across 5 manufacturers in the TuningBot DTC database.
HondaThe control module detected improper operation of the Battery current circuit. This is the manufacturer-specific definition used by Honda.
HyundaiThe control module detected improper operation of the Condenser Fan Relay (High). This is the manufacturer-specific definition used by Hyundai.
PSAThe control module detected the fault condition "Safety" for the Incoherence between estimated and actual mechanical friction. Documented for the Magneti Marelli MM6KP engine ECU (EW7A/EW10A) on Peugeot applications; the same PSA control units are also fitted to Citroën models.
VAGThe control module did not receive the expected CAN data bus, cruise control signal. This is the manufacturer-specific definition used by Audi.
VolvoThe control module detected improper operation of the CAN data bus. This is the manufacturer-specific definition used by Volvo.
CAN data bus
Powertrain: engine, transmission and driveline systems.
Manufacturer-defined range: the meaning can differ between brands.
Specific fault index within the subsystem.
Diagnostic Trouble Code (5 interpretations). The control module detected improper operation of the Battery current circuit. This is the manufacturer-specific definition used by Honda.
P1629 is a manufacturer-specific code. In this database it is documented for: Honda, Hyundai, PSA, VAG, Volvo. The same number can mean something different on other brands.
If the fault logic lives in the ECU calibration, yes: our DTC Removal file service disables the specific fault entry. Checksum correction is not included: it is a separate, optional service. Not sure whether your case qualifies? Request a free assessment and our engineers will check your ECU file.
Understand the system behind this code: Diagnostic Strategy and DTC Logic
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