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Symptom Chart

TROUBLESHOOTING SYMPTOMS REFERENCE

Condition Possible Sources Action
  • Hissing sound when removing fuel cap
  • Canister vent solenoid.
  • Evaporative emissions canister.
  • EVAP canister tube.
  • EVAP canister purge outlet tube.
  • Excessive fuel odor
  • Canister vent solenoid.
  • Evaporative emissions canister.
  • Evaporative emissions test port.
  • EVAP canister purge outlet tube.
  • Fuel filler cap.
  • Chassis EVAP lines.
  • Fuel level too high.
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