Which of these can cause a starter grinding noise?

[FButt]

Question 1

What test is being performed in this illustration?



◦ Amperage draw test
◦ Battery load test
◦ Ground side voltage drop test
◦ Positive side voltage drop test

Question 2

Which of these can cause a starter grinding noise?
◦ An over-tightened flywheel
◦ Neutral safety switch
◦ Defective starter drive
◦ Seized engine

[jomama]

Answer 1

Amperage draw test

Answer 2

Defective starter drive

[FButt]

Gracias!

[amcvicar]

Thanks for the timely response, appreciate it