P0094
System
Powertrain (Fuel/Air)
Scanner som krävs
Enhanced OBD2 scanner (live data graphs, freeze frame, battery voltage test)

Fuel System Leak Detected — Small Leak

Understand P0094, common causes, and the right FOXWELL scanner to diagnose it.

Small fuel leak detected during pressure decay test.

Vanliga symptom

  • Intermittent hard start
  • Fuel odor
  • Check engine light

Typiska orsaker

  • Minor injector leak-off
  • Small weep at filter head
  • EVAP-style pressure test failure on fuel system

Vilken scanner behöver du?

Enhanced OBD2 scanner (live data graphs, freeze frame, battery voltage test)

Använd live-data och freeze frame innan du byter delar. ABS-, SRS- och U-koder kräver oftast en fullsystems-scanner.

Diagnostiktips

  • Spara freeze frame när koden först sätts
  • Rensa koden först efter att orsaken är åtgärdad
  • Kontrollera relaterade väntande koder
  • Verifiera batterispänning över 12,4 V innan du misstänker sensorer

Rekommenderade FOXWELL-scannrar

Vanliga frågor

Can I diagnose P0094 with a basic code reader?
P0094 may set in the engine module, but related diagnostics often benefit from an enhanced or full-system scanner with live data and freeze frame.
Is it safe to drive with P0094?
It depends on the code and symptoms. Flashing check engine lights and misfire codes should be addressed immediately. Consult a professional if unsure.