Section 03-04A: Fuel Charging and Controls, 4.9L Engine | 1996 Vehicles Equipped with 4.9L SFI Engines Workshop Manual |
Removal
Perform Pre-Service Procedures as described in this section.
NOTE: Fuel pressure relief valve cap (9H323) on fuel pressure relief valve (9H321) must be removed.
Remove fuel pressure relief valve cap from fuel injection supply manifold (9D280).
Using an open-end wrench, remove fuel pressure relief valve from fuel injection supply manifold.
Installation
Install fuel pressure relief valve. Tighten fuel pressure relief valve to 6-10 Nm (53-88 lb-in). Install and securely tighten fuel pressure relief valve cap.
Perform Post-Service Procedures as described in Fuel Charging System in the Removal and Installation portion of this section.
| Item | Part Number | Description |
|---|---|---|
| 1 | — | Fuel Supply Tube Connection (Part of 9D280) |
| 2 | — | Fuel Return Tube Connection (Part of 9D280) |
| 3 | — | Injector Connector (Part of 9D280) |
| 4 | 9C968 | Fuel Pressure Regulator |
| 5 | 9D280 | Fuel Injection Supply Manifold |
| 6 | 9H323 | Fuel Pressure Relief Valve Cap |
| 7 | 9H321 | Fuel Pressure Relief Valve |