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Fuel Odor (In Engine Compartment) [PYUL]: Outline

WARNING: This page is about a different variant/trim than selected.
FUEL ODOR (IN ENGINE COMPARTMENT) (PYUL) DESCRIPTION AND POSSIBLE CAUSE

Troubleshooting item Fuel odor (in engine compartment)
Description Gasoline fuel smell or visible leakage.
Possible cause
  • Missing or loose fuel filler cap
  • Fuel filler cap malfunction (seal malfunction)
  • Fuel leakage from fuel system
  • Charcoal canister (damage, overflow)
  • Evaporative hose (disconnection, damage) between fuel tank, charcoal canister, purge solenoid valve, and intake manifold
  • Fuel leakage at the fuel injector
  • Purge solenoid valve malfunction (stuck)
WARNING:
  • The following troubleshooting flow chart contains the fuel system diagnosis and repair procedures. Read the following warnings before performing the fuel system services: 
    • Fuel vapor is hazardous. It can easily ignite, causing serious injury and damage. Always keep sparks and flames away from fuel. 
    • Highly pressurized fuel may spray out if the fuel line is cut. Due to the following dangers occurring with a fuel spray, always complete the [Fuel Line Safety Procedure] to prevent the fuel from spraying. (Refer to [ BEFORE SERVICE PRECAUTION  ] in Service Information.) 
      • Fuel may cause irritation if it comes in contact with skin and eyes. 
      • If fuel ignites and causes a fire, it may lead to serious injury or death, and damage to property and facilities. 
    • Fuel is highly flammable and dangerous. Fuel line spills and leakage can cause serious injury or death, and damage to equipment. Always Refer to [ QUICK RELEASE CONNECTOR REMOVAL/INSTALLATION (FUEL SYSTEM)  ] before performing the fuel hose installation, and execute the [Fuel Leakage Inspection] after installation. (Refer to [ QUICK RELEASE CONNECTOR (FUEL SYSTEM) REMOVAL/INSTALLATION  ] in Service Information). (Refer to [ AFTER SERVICE PRECAUTION  ] in Service Information.) 
CAUTION:
  • Disconnecting/connecting the quick release connector without cleaning it may possibly cause damage to the fuel pipe and quick release connector. Always clean the quick release connector joint area before disconnecting/connecting, and make sure that it is free of foreign material. 
System wiring diagram Not applicable