Fuel Tank Leak Check
WARNING: This page does not describe the selected car, but rather 6 other vehicles, including the 2000 Isuzu VehiCROSS, 2000 Isuzu Trooper, 2000 Isuzu Rodeo, 2000 Isuzu Hombre, and 2000 Isuzu Amigo. However, it is still accessible from the selected car via links, so may be relevant.
CAUTION:
Before attempting fuel tank leak check, place a dry chemical (Class B) fire extinguisher near work area. Before removing fuel tank, ensure fuel hoses and fuel sender gasket are not leaking onto tank.
- Relieve fuel system pressure. See FUEL SYSTEM PRESSURE RELEASE in REMOVAL, OVERHAUL & INSTALLATION article. Remove fuel tank. Plug filler neck, vent hoses and fuel lines.
- Install short piece of fuel line on fuel tank meter vent tube. Apply approximately 1-1.5 PSI (7-10 kPa) of air pressure to tank through vent tube. Test suspect area with soap solution or by submersion. If leak is found, replace tank.