Vehicle over - speed condition - rear axle speed greater than front axle
Dodge · engine
Data confidence62%
The control module detected a fault associated with the Vehicle over - speed condition - rear axle speed greater than front axle 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.
Battery Temperature Too High Diagnostic
Hyundai · battery
Data confidence62%
The control module detected that the Battery Temperature value was above the expected limit. This is the manufacturer-specific definition used by Hyundai.
Vehicle over - speed condition - rear axle speed greater than front axle
Jeep · engine
Data confidence62%
The control module detected a fault associated with the Vehicle over - speed condition - rear axle speed greater than front axle circuit or function; the stored code identifies the affected component rather than a single failure mode. This is the manufacturer-specific definition used by Jeep.
Vehicle speed sensor (VSS) - out of self - test range
Mazda · engine
Data confidence62%
The control module detected a fault associated with the Vehicle speed sensor (VSS) - out of self - test range circuit or function; the stored code identifies the affected component rather than a single failure mode. This is the manufacturer-specific definition used by Mazda.
Idle Speed Control Valve Stuck Closed
MINI · engine
Data confidence62%
The control module determined that the Idle Speed Control Valve did not change state as commanded and appears stuck. This is the manufacturer-specific definition used by MINI.
The control module detected a fault associated with the Vehicle Speed Sensor 1/2 Correlation Drive Wheels circuit or function; the stored code identifies the affected component rather than a single failure mode. This is the manufacturer-specific definition used by Mitsubishi.
Immobilizer control module - program error
Opel · immobilizer
Data confidence62%
The control module registered the fault condition described as "Immobilizer control module - program error". This is the manufacturer-specific definition used by Opel.
Fuel Pump Relay End - Stage
Porsche · fuel
Data confidence62%
The control module detected a fault associated with the Fuel Pump Relay End - Stage circuit or function; the stored code identifies the affected component rather than a single failure mode. This is the manufacturer-specific definition used by Porsche.
Powertrain: engine, transmission and driveline systems.
1
Manufacturer-defined range: the meaning can differ between brands.
501
Specific fault index within the subsystem.
Frequently asked questions about P1501
What does P1501 mean?
Diagnostic Trouble Code (11 interpretations). The control module detected a fault associated with the Vehicle over - speed condition - rear axle speed greater than front axle 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.
Is P1501 generic or manufacturer-specific?
P1501 is a manufacturer-specific code. In this database it is documented for: Dodge, Hyundai, Jeep, Kia, Mazda, MINI, Mitsubishi, Opel, Porsche, VAG. The same number can mean something different on other brands.
Can TuningBot remove P1501 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.