Instrument Panel, Gauges and Warning Indicators: Service Precautions
WARNING:- Do not modify the system configuration or components or replace components with parts not specially designed for use with natural gas. Ford motor company has specially designed the materials, components and system configuration for the 5.4L econoline natural gas vehicles, and each particular system is precisely calibrated for efficient operation. The use of different parts or materials can produce an untested configuration that could result in fire or personal injury or cause engine damage.
- It is important that your natural gas vehicle be properly maintained by ford natural gas trained personnel. If a problem occurs, it is important that properly trained personnel diagnose the cause. If the problem relates to the fuel system, proper part replacement is imperative to keep your vehicle operating at normal performance. Natural gas components and gasoline fuel components are not interchangeable. If your vehicle is not serviced in accordance with natural gas-fueled vehicle procedures, damage can occur and your warranty may be invalidated.