Metering System Components

Component Description

The fuel metering system is made up of the following parts:

- Fuel supply components (fuel tank, pump, and lines).

- Fuel pump electrical circuit.

- Fuel rail assembly, including:

- Fuel injectors.

- Fuel pressure regulator.

- Throttle body assembly, including:

- Idle Air Control (IAC) valve.

- Throttle Position (TP) sensor.