he starter motor solenoid's function is to ________. Multiple Choice question. Select the correct answer. Push the drive pinion gear into engagement with the ring gear teeth. Act as a relay switch to energize the starter motor. Both "Push the drive pinion gear into engagement with the ring gear teeth" and "Act as a relay switch to energize the starter motor". Neither "Push the drive pinion gear into engagement with the ring gear teeth" and "Act as a relay switch to energize the starter motor