Check Fuel Pressure
- Connect GDS to DLC (Data Link Cable).
- Warm up the engine to normal operating temperature.
- Monitor "Low Pressure Fuel Pressure" parameter on the "Current Data" with GDS.
Specification: 350~600 kPa
- Is the fuel pressure normal?
YES
- Go to "COMPONENT INSPECTION " procedure.
NO
- Repair Open or Short to ground in power circuit, and go to "VERIFICATION OF VEHICLE REPAIR " procedure.
Condition Possible Cause Fuel Pressure is too low Fuel filter, fuel pressure regulator, in-tank fuel hose or the fuel pump Fuel Pressure is too high Fuel pressure regulator, hose or pipe