TuningBot DTC Database · v4.37.15
8 manufacturer-specific interpretations across 8 manufacturers in the TuningBot DTC database.
BMWThe control module detected that the VVT control circuit, bank 1 signal stayed below the expected range. This is the manufacturer-specific definition used by BMW.
ChevroletThe control module detected a fault associated with the Cruise control status circuit - high voltage 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.
ChryslerThe control module detected that the signal in the Cruise Engaged circuit stayed above the expected operating range. This is the manufacturer-specific definition used by Chrysler.
HondaThe control module detected that the signal in the Hybrid battery pack temperature sensor 1 circuit stayed above the expected operating range. This is the manufacturer-specific definition used by Honda.
MINIThe control module detected a fault associated with the Crankshaft Inlet Camshaft circuit or function; the stored code identifies the affected component rather than a single failure mode. This is the manufacturer-specific definition used by MINI.
NissanThe control module detected improper operation of the Electrical load circuit. This is the manufacturer-specific definition used by Nissan.
VAGThe control module detected a fault associated with the Throttle control unit - basic setting conditions circuit or function; the stored code identifies the affected component rather than a single failure mode. This is the manufacturer-specific definition used by Audi.
Basic setting conditions not met
VolvoThe control module detected improper operation of the Engine control relay. This is the manufacturer-specific definition used by Volvo.
Powertrain: engine, transmission and driveline systems.
Manufacturer-defined range: the meaning can differ between brands.
Specific fault index within the subsystem.
Diagnostic Trouble Code (8 interpretations). The control module detected that the VVT control circuit, bank 1 signal stayed below the expected range. This is the manufacturer-specific definition used by BMW.
P1554 is a manufacturer-specific code. In this database it is documented for: BMW, Chevrolet, Chrysler, Honda, MINI, Nissan, 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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