Starting System: Description and Operation

5.0L Shown, 4.0L (Push Rod) And 4.0L (SOHC) Similar:

The starting system consists of the:
- Starter motor.
- Starter solenoid.
- Starter drive.
- Starter motor solenoid relay switch.
- Ignition switch.
- Digital Transmission Range (TR) sensor.
- Transmission Range (TR) sensor.
- Battery.

The function of the starting system is to crank the engine at a speed fast enough to permit the engine to start.