Fuel System Check

On Vehicle Inspection

CAUTION:
When fuel filler cap is removed in any procedure, work must be done in a well-ventilated area, keep away from any open flames and without smoking.





1) Remove filler cap and turn ON ignition switch. Then fuel pump operating sound be heard from fuel filler for about 3 seconds and stop. Be sure to reinstall fuel filler cap after checking.
If above check result is not satisfactory, advance to Chart B-1 Fuel Pump Circuit Inspection.
Fuel Pump






2) Fuel pressure should be felt at fuel return hose for 3 seconds after ignition switch ON.
If fuel pressure is not felt, advance to Fuel Pressure Inspection.
Fuel Pressure

Off Vehicle Inspection
Check fuel pump filter for evidence of dirt and contamination. If present, clean and check for presence of dirt in fuel tank.