Diagnostic
Fuel system leakage or component deterioration (softening, hardening, swelling, corrosion)
Cause: Age, storage conditions, or use of alcohol-blend fuels washing protective oil films from internal components
Diagnostic
Cause: Age, storage conditions, or use of alcohol-blend fuels washing protective oil films from internal components
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Ask Boat Guru about thisSpec · 10 % conditions={"applicableTo":"Mercury Marine engine fuel system components","note":"Boat fuel system tolerance may differ; consult boat manufacturer"}
Procedure · 1. Check engine oil level. Refer to Fuel and Oil - Checking and Adding Engine Oil. 2. Check that lanyard stop switch stops the engine. 3. Inspect the outboard for tightness to the boat transom. Tighten mounting fasten...
Spec · 5 seconds conditions={"condition":"Initial start or fuel system empty"}
Procedure · 4. Secure the fuel pressure gauge purge hose into an appropriate fuel container to collect excess fuel. Components involved: (a) Fuel pressure gauge purge valve, (b) Schrader valve, (c) Purge hose to appropriate conta...
Diagnostic · Cause: Alcohol content in gasoline absorbing moisture, causing water and alcohol to separate from gasoline in fuel tank Test: Inspect fuel system components for corrosion or deterioration; verify alcohol content does ...