System Components
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 following engine components (as used on CNG vehicle) are identical to components used on gasoline vehicles. For component description, see THEORY/OPERATION - 3.3L GASOLINE article in the ENGINE PERFORMANCE section.
- Throttle Body
- Accelerator Linkage
- Manifold Absolute Pressure (MAP) Sensor
- Emission Systems (Except Evaporative System)
- Engine Coolant Temperature Sensor
- Intake Manifold
- Intake Air Temperature Sensor (5.2L)
- Throttle Position Sensor
- Idle Air Control Motor (Automatic Idle Speed)
- Crankshaft Position Sensor
- Automatic Shutdown Relay
- Oxygen Sensor
- Vehicle Speed Sensor
- Ignition System
- Air Conditioning Components
- Speed Control Components
- Overdrive Components
- Alternator (Generator)
- Park/Neutral Position Switch
- Brake Switch Controls
For service and component removal/installation procedures for shared components, see REMOVE/INSTALL/OVERHAUL - 3.3L GASOLINE article in the ENGINE PERFORMANCE section.
CNG fuel system uses following additional components.
- Unique Powertrain Control Module (PCM)
- CNG Fuel Injector Driver Module
- CNG Fuel Shutoff Solenoid Relay
- High-Pressure Fuel Fill Receptacle With An Internal One-Way Check Valve
- Fuel Filter Mounted In Fuel Pressure Regulator
- Unique CNG Fuel Injectors
- High-Pressure, Stainless Steel Seamless Fuel Tubes
- Stainless Steel, Double-Ferrule, Compression-Type Fuel Tube Fittings (Not At All Fuel Tube Connections Or Components)
- Fuel Rail Mounted Fuel Low-Pressure Sensor
- Unique Fuel Rail To Mount Fuel Injectors
- High-Pressure Fuel Cylinders
- Manual Fuel Control Valves (One On Each Fuel Cylinder)
- Manual (Mechanically Operated) 1/4 Turn Gas Shutoff Valve
- Fuel Rail Mounted Fuel Temperature Sensor
- Fuel Rail Mounted And Electrically Controlled Low-Pressure Fuel Shutoff Solenoid
- Fuel Pressure Regulator Mounted And Electrically Controlled High-Pressure Fuel Shutoff Solenoid
- Fuel Pressure Regulator Warmed By Engine Coolant
- Fuel Gauge High-Pressure Sensor Used To Operate Fuel Gauge
- Separate Frame Rail Mounted Check Valve