h3: Fuel Delivery Test
| Steps | _Key Off
_Fuel pressure gauge installed _Pressurize fuel system per step H1 _Locate and disconnect the inertia switch _Crank engine for 5 seconds |
| Result | Does pressure drop greater than 5 PSI, by the end of the 5 second crank cycle? |
| Direction | YES
The EEC-IV system is not the cause of the No Start. Remove fuel pressure gauge. Reconnect the inertia switch. Refer to Section 2 for other No Start routines. If the complaint was "runs rough, misses" or a fuel service code, GO to Continue. For 5.0L SEFI, GO to Continue NO Remove fuel pressure gauge. Reconnect inertia switch. GO to Continue |
| Notes | Verify fuel quality; air and/or water will also pressurize and look like acceptable fuel delivery. |