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TuningBot DTC Database · v4.37.14

P3131 Diagnostic Trouble Code (2 interpretations)

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

P · PowertrainEmissionsOBD2
Brand pages:DodgeVAG

Dodge

1 interpretation
P3131
Oxygen sensor 1, bank 1 - circuit malfunction Dodge · emissions Data confidence 62%

The control module detected improper operation of the Oxygen sensor 1, bank 1 circuit. This is the manufacturer-specific definition used by Dodge.

Possible causes

  • Wiring
  • connectors
  • oxygen sensor
  • ECM

VAG

1 interpretation
P3131
EGR System: Regulation Range not Reached VAG · emissions Data confidence 80%

The control module detected a fault associated with the EGR System: Regulation Range not Reached circuit or function; the stored code identifies the affected component rather than a single failure mode. This is the manufacturer-specific definition used by Volkswagen. Volkswagen Group tools also report it as fault code 19587. Documented across Volkswagen Group applications (Audi, SEAT and Škoda included).

Symptoms

Malfunction Indicator Light (MIL) ON

Possible causes

  • Exhaust Gas Recirculation (EGR) Valve (N18) faulty
  • Exhaust Gas Recirculation (EGR) faulty

Recommended checks

  • Check/Replace Exhaust Gas Recirculation (EGR) Valve (N18)
  • Check Exhaust Gas Recirculation (EGR) faulty
Applies to Volkswagen

Related and nearby codes

How to read P3131

P

Powertrain: engine, transmission and driveline systems.

3

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

131

Specific fault index within the subsystem.

Frequently asked questions about P3131

What does P3131 mean?

Diagnostic Trouble Code (2 interpretations). The control module detected improper operation of the Oxygen sensor 1, bank 1 circuit. This is the manufacturer-specific definition used by Dodge.

Is P3131 generic or manufacturer-specific?

P3131 is a manufacturer-specific code. In this database it is documented for: Dodge, VAG. The same number can mean something different on other brands.

Can TuningBot remove P3131 at file level?

If the fault logic lives in the ECU calibration, yes: our DTC Removal file service disables the specific fault entry and, where the ECU needs it, corrects the checksum too. 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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