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TuningBot DTC Database · v4.37.15

P1494 VAG - EVAP canister purge valve 2 - incorrect flow detected

Manufacturer-specific interpretation for VAG. All interpretations of P1494

P · PowertrainEmissionsOBD2

What P1494 means

P1494
EVAP canister purge valve 2 - incorrect flow detected VAG · emissions Data confidence 62%

The control module detected that the EVAP canister purge valve 2 state or value did not match what was expected. This is the manufacturer-specific definition used by Audi.

Possible causes

  • Wiring
  • hoses blocked/disconnected/ split
  • EVAP canister purge valve
  • ECM
Applies to Audi

Related and nearby codes

How to read P1494

P

Powertrain: engine, transmission and driveline systems.

1

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

494

Specific fault index within the subsystem.

Frequently asked questions about P1494

What does P1494 mean?

EVAP canister purge valve 2 - incorrect flow detected. The control module detected that the EVAP canister purge valve 2 state or value did not match what was expected. This is the manufacturer-specific definition used by Audi.

Is P1494 generic or manufacturer-specific?

P1494 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 P1494 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 tuningStage 1 dyno results for VAG engines See the results →

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