Hours: 07–23 daily

TuningBot DTC Database · v4.37.14

P1426 Diagnostic Trouble Code (2 interpretations)

2 manufacturer-specific interpretations across 1 manufacturer in the TuningBot DTC database.

P · PowertrainEmissionsOBD2
Brand pages:VAG

VAG

2 interpretations
P1426
Evaporative emission (EVAP) canister purge valve - open circuit VAG · emissions Data confidence 62%

The control module detected an interruption (open circuit) in the Evaporative emission (EVAP) canister purge valve circuit, so the expected electrical continuity was not present. This is the manufacturer-specific definition used by Audi.

Possible causes

  • Wiring open circuit
  • EVAP canister purge valve
Applies to Audi
P1426
EVAP Purge Valve (N80): Open Circuit VAG · emissions Data confidence 84%

The control module detected an interruption (open circuit) in the EVAP Purge Valve (N80) circuit, so the expected electrical continuity was not present. This is the manufacturer-specific definition used by Volkswagen. Volkswagen Group tools also report it as fault code 17834. Documented across Volkswagen Group applications (Audi, SEAT and Škoda included).

Symptoms

Malfunction Indicator Ligh (MIL) active

Possible causes

  • EVAP Purge Valve (N80) faulty
  • Wiring/Connectors from/to EVAP Purge Valve (N80) faulty
  • Fuel Pump Relay (J17) faulty

Recommended checks

  • Check EVAP Purge Valve (N80)
  • Check Wiring/Connectors from/to EVAP Purge Valve (N80)
  • Check Fuel Pump Relay (J17)
Applies to Volkswagen

Related and nearby codes

How to read P1426

P

Powertrain: engine, transmission and driveline systems.

1

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

426

Specific fault index within the subsystem.

Frequently asked questions about P1426

What does P1426 mean?

Diagnostic Trouble Code (2 interpretations). The control module detected an interruption (open circuit) in the Evaporative emission (EVAP) canister purge valve circuit, so the expected electrical continuity was not present. This is the manufacturer-specific definition used by Audi.

Is P1426 generic or manufacturer-specific?

P1426 is a manufacturer-specific code. In this database it is documented for: VAG. The same number can mean something different on other brands.

Can TuningBot remove P1426 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

ECU tuningStage 1 dyno results for VAG engines See the results →

← Search the full DTC database