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TuningBot DTC Database · v4.37.15

P1381 Diagnostic Trouble Code (6 interpretations)

6 manufacturer-specific interpretations across 6 manufacturers in the TuningBot DTC database.

P · PowertrainBatteryOBD2

BMW

1 interpretation
P1381
Battery temperature sensor circuit - electrical fault BMW · battery Data confidence 62%

The control module detected an electrical fault in the Battery temperature sensor circuit. This is the manufacturer-specific definition used by BMW.

Possible causes

  • Wiring
  • connections
  • Battery temperature sensor

Chrysler

1 interpretation
P1381
Misfire Detected No Communication with Brake Control Module Chrysler · ignition Data confidence 62%

The control module detected crankshaft speed fluctuations consistent with combustion misfire (Misfire). This is the manufacturer-specific definition used by Chrysler.

Recommended checks

  • Perform a full module scan
  • Review freeze-frame and occurrence data
  • Compare commanded and measured values
  • Check applicable OEM service information

Dodge

1 interpretation
P1381
Crank Position System Variation Not Learned Dodge · engine Data confidence 62%

The control module reports that a required adaptation or reference value for the Crank Position System Variation has not been learned. This is the manufacturer-specific definition used by Dodge.

Jaguar

1 interpretation
P1381
Variable Cam Timing Over Advance Bank 1 Jaguar · engine Data confidence 62%

The control module detected a fault associated with the Variable Cam Timing Over Advance Bank 1 circuit or function; the stored code identifies the affected component rather than a single failure mode. This is the manufacturer-specific definition used by Jaguar.

Land Rover

1 interpretation
P1381
Camshaft position (CMP) actuator - timing over advanced Land Rover · engine Data confidence 62%

The control module detected a fault associated with the Camshaft position (CMP) actuator - timing over advanced 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.

Possible causes

  • Valve timing
  • engine mechanical fault
  • CMP actuator

Mazda

1 interpretation
P1381
Camshaft Position Timing Over Advanced Bank 1 Mazda · engine Data confidence 62%

The control module detected a fault associated with the Camshaft Position Timing Over Advanced Bank 1 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.

Related and nearby codes

How to read P1381

P

Powertrain: engine, transmission and driveline systems.

1

Manufacturer-defined range: the meaning can differ between brands.

381

Specific fault index within the subsystem.

Frequently asked questions about P1381

What does P1381 mean?

Diagnostic Trouble Code (6 interpretations). The control module detected an electrical fault in the Battery temperature sensor circuit. This is the manufacturer-specific definition used by BMW.

Is P1381 generic or manufacturer-specific?

P1381 is a manufacturer-specific code. In this database it is documented for: BMW, Chrysler, Dodge, Jaguar, Land Rover, Mazda. The same number can mean something different on other brands.

Can TuningBot remove P1381 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.

Other file services

ECU tuningDyno-tested results by model and engine See the results →

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