High-Pressure Fuel Shutoff Solenoid
WARNING: This page is about a different car, the 1995 Plymouth Voyager, 1995 Plymouth Grand Voyager, 1995 Dodge Grand Caravan, and 1995 Dodge Caravan. However, it is still accessible from the selected car via links, so may be relevant.
The high-pressure fuel shutoff solenoid is used as an on/off valve to electrically control high-pressure gas flowing through the fuel pressure regulator. It is an integral part of fuel pressure regulator and is operated by Powertrain Control Module (PCM) through CNG fuel shutoff solenoid relay.