What Causes AT Oil Temp Light To Come On In Your Subaru Forester

Lit-up “AT OIL TEMP” light on the dash of a car indicates that the automatic transmission fluid temperature has exceeded the tolerable point. If you don’t address the issue on time, your transmission will act up in the middle of nowhere. Therefore, if your Subaru Forester "AT OIL TEMP" light is flashing, get it tested by a certified car mechanic.

1. What Causes AT Oil Temp Light To Come On In Your Subaru Forester ?

2. Simply put, a lit-up “AT OIL TEMP” light is a sign of transmission trouble.

3. It signifies that your automatic transmission fluid (ATF) temperature is too hot.

4. What is ATF and what does it do?

5. ATF is the lifeblood of your transmission. Its job is to do the following things:- Lubricate the moving parts Prevent premature wear and tear Inhibit oxidation and corrosion Prevent transmission overheating Maintain optimal fluid pressure Prevent sludge and rust build-up

6. If something is off with the ATF, your transmission will run rough and seize up.

7. To prevent this from happening, your car comes equipped with a set of sensors and computers.

8. If they detect anomalies with the ATF, they will set off the "AT OIL TEMP" light to warn you of the problem.

9. Listed below are a few reasons why your Subaru “AT OIL TEMP” light may come on.

10. Is your “AT OIL TEMP” light on?- Know the reason

11. Low ATF

12. The most obvious cause of “AT OIL TEMP” light illumination is low ATF.

13. Running low on ATF will make your car transmission run rough.

14. It would prompt the TCM to set off the “AT OIL TEMP” light on the dash of your car.

15. Contaminated ATF

16. Another common cause of “AT OIL TEMP” light illumination is dirty ATF.

17. Therefore, check the ATF quality daily and if necessary replace it.

18. Rough Driving Habit

19. Poor driving habits can cause your transmission to act up.

20. When the TCM finds out about the problem, it would activate the “AT OIL TEMP” light to warn you about the problem.

21. Final Thoughts

22. Illuminated “AT OIL TEMP” light is a sure sign of ATF overheating.

23. It is a cause of some concern and should never be underestimated.

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