Idle speed control (ISC) - rpm low
Land Rover · engine
Data confidence62%
The control module detected a fault associated with the Idle speed control (ISC) - rpm low circuit or function; the stored code identifies the affected component rather than a single failure mode. This is the manufacturer-specific definition used by Land Rover.
Powertrain: engine, transmission and driveline systems.
1
Manufacturer-defined range: the meaning can differ between brands.
51B
Specific fault index within the subsystem.
Frequently asked questions about P151B
What does P151B mean?
Idle speed control (ISC) - rpm low. The control module detected a fault associated with the Idle speed control (ISC) - rpm low circuit or function; the stored code identifies the affected component rather than a single failure mode. This is the manufacturer-specific definition used by Land Rover.
Is P151B generic or manufacturer-specific?
P151B is a manufacturer-specific code. In this database it is documented for: Land Rover. The same number can mean something different on other brands.
Can TuningBot remove P151B 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.