Optima V6-2.7L VIN 8 (2006)
Condition/Probable Cause
10. Stop the engine and check for a change in the fuel pressure gauge reading, which should hold for approximately 5 minutes.
If the gauge indication drops, observe the rate of drop. Determine and remove the causes according to the table.
11. Reduce the pressure in the fuel line.
12. Disconnect the hose and the gauge.
WARNING: Cover the hose connection with a shop towel to prevent splashing of fuel caused by fuel residual pressure in the fuel line.
13. Replace the O-ring of the end of the hose.
14. Connect the fuel hose to the delivery pipe and tighten with the specified.
15. Check for fuel leakage.
