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TuningBot DTC Database · v4.37.15

P126C Diagnostic Trouble Code (2 interpretations)

2 manufacturer-specific interpretations across 2 manufacturers in the TuningBot DTC database.

P · PowertrainEngineOBD2
Brand pages:DodgeVolvo

Dodge

1 interpretation
P126C
Engine control module, output driver - short to positive Dodge · engine Data confidence 62%

The control module detected a short circuit to battery voltage in the Engine control module, output driver circuit. This is the manufacturer-specific definition used by Dodge.

Possible causes

  • Wiring
  • injector(s)
  • ignition coil(s)
  • ECM
  • multifunction control module

Volvo

1 interpretation
P126C
Turbocharger (TC) boost pressure sensor - signal high Volvo · engine Data confidence 62%

The control module detected that the Turbocharger (TC) boost pressure signal stayed above the expected range. This is the manufacturer-specific definition used by Volvo.

Possible causes

  • Wiring
  • short to positive
  • TC boost pressure sensor

Related and nearby codes

How to read P126C

P

Powertrain: engine, transmission and driveline systems.

1

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

26C

Specific fault index within the subsystem.

Frequently asked questions about P126C

What does P126C mean?

Diagnostic Trouble Code (2 interpretations). The control module detected a short circuit to battery voltage in the Engine control module, output driver circuit. This is the manufacturer-specific definition used by Dodge.

Is P126C generic or manufacturer-specific?

P126C is a manufacturer-specific code. In this database it is documented for: Dodge, Volvo. The same number can mean something different on other brands.

Can TuningBot remove P126C 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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