(a) Primary System-Based Diagnostics

Description:

The modular fuel sender assembly mounts in the top of the fuel tank and is spring loaded to the bottom. The modular fuel sender assembly is designed to:
- Provide optimum fuel level in the internal fuel reservoir during all fuel tank levels and driving conditions.
- Improve the measuring accuracy of the fuel tank level.
- Filters coarse contaminates from the fuel.
- House fuel pump and helps prevent fuel pump noise.
- Include a check valve to inhibit back flow of fuel from fuel system.

The fuel sender consists of the following serviceable components:
- A fuel strainer (3)
- A fuel level sensor (4)
- A fuel tank pressure sensor (1)