Use Valvoline ATF-4. Yes, it's an automatic Transmission Fluid used in a manual transmission.
if manual transmission , it will need 90-grade gear oil
Its gear oil
No, The electrical connecters and gear ratios will be different.
the transmission is made by new process gear
it should be 75w90 or 80w90 gear oil.
If second is the only gear that does not work, there is an internal failure. The transmission will need repaired or replaced.
Neutral
The manual says 80W90 gear oil, which is kind of odd considering most aluminum case manual transmission use ATF or a light weight motor oil.
For ease of shifting, dexron transmission fluid is best. the other alternative is 80/90w gear oil.
The transmission does not take gear oil. The auto uses ATF+4 and the manual uses manual trans fluid.
If your transmission is manual, you will have to change gear. If it is automatic, you won't.
The trans does not use gear oil. The auto uses ATF+4 and the manual uses a special manual transmission lube.