Town Car V8-4.6L VIN W (1997)
Fuel Pressure Relief Valve: Service and Repair
REMOVAL
1. Disconnect battery ground cable.
NOTE: When the battery has been disconnected and reconnected, some abnormal drive symptoms may occur while the Powertrain Control
Module (PCM) relearns its adaptive strategy. The vehicle may need to be driven 10 miles or more to relearn the strategy.
2. Remove fuel tank filler cap and release fuel tank pressure.
4. Perform fuel pressure release procedure.
5. Using an open-end wrench or suitable deep-well socket, remove fuel pressure relief valve.
NOTE: Fuel pressure relief valve cap on fuel pressure relief valve must be removed.
INSTALLATION
1. Install fuel pressure relief valve. Tighten fuel pressure relief valve to 7.75 Nm (68 lb in).
2. Perform Post-Service Procedures. See: Service and Repair
3. Install fuel pressure relief valve cap. Tighten to 0.6 Nm (5 lb in).
