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TuningBot DTC Database · v4.37.15

P127A Diagnostic Trouble Code (4 interpretations)

4 manufacturer-specific interpretations across 4 manufacturers in the TuningBot DTC database.

P · PowertrainEngineOBD2

Chrysler

1 interpretation
P127A
Starter motor control circuit - circuit malfunction Chrysler · engine Data confidence 62%

The control module detected improper operation of the Starter motor control circuit. This is the manufacturer-specific definition used by Chrysler.

Possible causes

  • Wiring
  • starter motor
  • starter motor relay
  • multifunction control module
  • ECM

Dodge

1 interpretation
P127A
Starter motor control circuit - circuit malfunction Dodge · engine Data confidence 62%

The control module detected improper operation of the Starter motor control circuit. This is the manufacturer-specific definition used by Dodge.

Possible causes

  • Wiring
  • starter motor
  • starter motor relay
  • multifunction control module
  • ECM

Jeep

1 interpretation
P127A
Starter control circuit 2 (PCM) over - current Jeep · engine Data confidence 62%

The control module detected a fault associated with the Starter control circuit 2 (PCM) over - current 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.

Possible causes

  • Wiring
  • poor connection
  • starter motor
  • PCM

Lexus

1 interpretation
P127A
Injector 2, cylinder 5 - circuit malfunction Lexus · fuel Data confidence 62%

The control module detected improper operation of the Injector 2, cylinder 5 circuit. This is the manufacturer-specific definition used by Lexus.

Possible causes

  • Wiring
  • fuse
  • injector
  • ECM

Related and nearby codes

How to read P127A

P

Powertrain: engine, transmission and driveline systems.

1

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

27A

Specific fault index within the subsystem.

Frequently asked questions about P127A

What does P127A mean?

Diagnostic Trouble Code (4 interpretations). The control module detected improper operation of the Starter motor control circuit. This is the manufacturer-specific definition used by Chrysler.

Is P127A generic or manufacturer-specific?

P127A is a manufacturer-specific code. In this database it is documented for: Chrysler, Dodge, Jeep, Lexus. The same number can mean something different on other brands.

Can TuningBot remove P127A 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

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