Check contamination, clog and installation of gasket.
▶ Any damage or installation of throttle body gasket.
▶ Any damage or installation of gasket between intake manifold and surge tank.
▶ Clog or contamination of intake manifold and injector by foreign materials.
▶ Contamination and open stuck between surge tank and PCSV by foreign materials.
▶ Any damage or contamination of HO2S(S1) by foreign materials.
Has a problem been found ?
![]() | ▶ Go to " Check Fuel Line" as follows. |
![]() | ▶ Repair or replace as necessary and then, go to "Verification of Vehicle Repair" procedure. |
Check Clog, contamination and installation of Fuel Line as follows.
▶ Connection for each connectors in Fuel Line.
▶ Damage, interference and installation of vaccum hose connected to Fuel Line.
▶ Bend, Leakage and squeeze of pipe in Fuel Line.
![]() | ▶ Go to "Check Fuel Pressure" as follows. |
![]() | ▶ Repair or replace as necessary and then, go to "Verification of Vehicle Repair" procedure. |
IG KEY "OFF".
Connect fuel pressure gauge on the fuel filter with fuel pressure gauge adaptor.
Start engine again and measure fuel pressure.
Specification :Approx. 3.5㎏/㎠
Is the fuel pressue normal ?
![]() | ▶ Go to "Component Inspection" procedure. |
![]() | ▶ Check any damage of fuel return hose or pipe. ▶ Check any stuck of the valve in the fuel pressure regulator. ▶ Repair or replace as necessary and then, go to 'Verification of Vehicle Repair" procedure. |