Vehicle speed, serial communication - implausible signal
Volvo · engine
Data confidence62%
The control module judged the Vehicle speed, serial communication signal implausible when compared with other operating data. This is the manufacturer-specific definition used by Volvo.
Powertrain: engine, transmission and driveline systems.
1
Manufacturer-defined range: the meaning can differ between brands.
551
Specific fault index within the subsystem.
Frequently asked questions about P1551
What does P1551 mean?
Vehicle speed, serial communication - implausible signal. The control module judged the Vehicle speed, serial communication signal implausible when compared with other operating data. This is the manufacturer-specific definition used by Volvo.
Is P1551 generic or manufacturer-specific?
P1551 is a manufacturer-specific code. In this database it is documented for: Volvo. The same number can mean something different on other brands.
Can TuningBot remove P1551 at file level?
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.