System Inspection
- Check leakage or clog of air
- 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?
YES
- Go to " 2Check Fuel Line" as follows.
NO
- Repair or replace as necessary and then, go to "VERIFICATION OF VEHICLE REPAIR " procedure.
- Check contamination, clog and installation of gasket.
- Check Fuel Line
- Check Clog, contamination and installation of Fuel Line as follows.
- Connection for each connectors in Fuel Line.
- Damage, interference and installation of vacuum hose connected to Fuel Line.
- Bend, Leakage and squeeze of pipe in Fuel Line.
YES
- Go to " 3Check Fuel Pressure" as follows.
NO
- Repair or replace as necessary and then, go to "VERIFICATION OF VEHICLE REPAIR " procedure.
- Check Clog, contamination and installation of Fuel Line as follows.
- Check Fuel Pressure
- 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. 3.5kg/cm2
- Is the fuel pressure normal?
YES
- Go to "COMPONENT INSPECTION " procedure.
NO
- 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.