LEMON Manuals: Even more car manuals for everyone: 1960-2025
Home >> Suzuki >> 1987 >> Samurai Base >> Repair and Diagnosis >> External Pages >> Different car >> Section 50 (Fuel System) >> Diagnostic Information and Procedures >> Alcohol/Contaminants-in-Fuel Diagnosis (w/ Special Tool) >> Test Procedure >> Notes
April 5, 2026: LEMON Manuals is launched! Read the announcement.

Test Procedure: Notes

WARNING: This page is about a different car, the 2007 Suzuki XL7. However, it is still accessible from the selected car via links, so may be relevant.
  1. Test the fuel composition using J 44175 Fuel Composition Tester and J44175-3 Instruction Manual.
  2. If water appears in the fuel sample clean the fuel system, refer to FUEL SYSTEM CLEANING .
  3. Subtract 50 from the reading on the DMM in order to obtain the percentage of alcohol in the fuel sample. Refer to the examples in the FUEL COMPOSITION TEST EXAMPLES TABLE .
  4. If the fuel sample contains more than 15 percent ethanol, add fresh, regular gasoline to the vehicle's fuel tank.
  5. Test the fuel composition.
  6. If testing shows the ethanol percentage is still more than 15 percent, replace the fuel in the vehicle. Refer to FUEL TANK DRAINING .
scientia non olet · About LEMON Manuals