OBD-II code · Powertrain (generic, extended)

P2DFD EVAP System Purge Pump Performance

The EVAP purge pump does not produce the expected flow during purge cycles. Pump aging, restricted line, or canister loaded.

Is it safe to drive with P2DFD?

Usually safe to drive in the short term. Get it diagnosed when convenient, sooner if the car drives differently.

Common causes

  • Most likelyPump output degraded
  • PossibleCanister saturated with hydrocarbons

Symptoms

  • Check engine light on
  • Possible smell of fuel near tank or engine bay
  • Failed emissions inspection
  • Loose-cap warning may appear

Repair at a glance

Difficulty
Medium
DIY friendly
Often, with basic tools
Typical labour
0.5–3 h
Emissions test
Likely to fail
After the fix
A drive cycle is needed before the light stays off
Parts involved
Evap Purge Pump, Evap Canister

Code data: OBDex open dataset (CC0). Labour times are typical ranges, not a quote.