Fuel System Pressure Test

Fuel System Pressure Test

A fuel system pressure test is part of several of the diagnostic charts and symptom checks. To perform this test, follow this procedure.

1. Turn engine "OFF" and relieve fuel pressure, following instructions under "Fuel Pressure Relief Procedure,". Fuel Pressure Release
2. Remove air cleaner and gasket. Discard gasket.
3. Uncouple fuel supply flexible hose in engine compartment. Install fuel pressure gage J29658/BT8205 and adapter J 29658-85 between the steel line and flexible hose.
4. Tighten gage in line to ensure no leaks occur during testing.
5. Start car and observe fuel pressure reading. It should be 62-90 kPa (9-13 psi); if not, refer to Chart A-5 or A-7. Related Tests, Information and Procedures
6. Relieve fuel pressure.
7. Remove fuel pressure gage.
8. Reinstall fuel line.
9. Start car and check for fuel leaks.
10. Install air cleaner with new gasket.