Volvo Penta External Fuel Leak

Strong fuel smell around generator; visible diesel pooling or wet components.

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Possible Causes

Loose fuel line fittings, Cracked flexible fuel hose, Leaking fuel filter seal, Leaking injection return line

How to Fix / Troubleshooting

Safety: Fuel leaks are a fire hazard. Shut down the generator and eliminate ignition sources.

  • Locate leak: Wipe down fuel system components and observe where fresh fuel appears.
  • Tighten fittings: Carefully tighten leaking fittings, but do not overtighten aluminum or plastic components.
  • Replace hoses and seals: Replace cracked hoses and damaged filter seals with Volvo Penta-approved parts.
  • Test under pressure: After repairs, run the engine and recheck for leaks before returning to service.
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Repair Difficulty

Easy 2/5

Required Part

Fuel Hose Kit
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