Some routine service actions such as changing the engine unit oil might seem obvious and very important, although others such as changing the gearbox oil from its Scion tC may appear to be less natural. Nevertheless, produce no mistake, changing the gearbox is just as essential as changing the engine unit oil. This content page will describe the function of the gearbox oil, then, why it is vital to change the gearbox of your Scion tC, and finally, how to change the gearbox oil of a Scion tC .

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Purpose of gearbox oil on a Scion tC

So we start our content page with the function of gearbox oil on a Scion tC. The objective of this short introduction is to produce you understand the interest of this fluid which ensures the good performance of your car. The gearbox of your car has the mission to demultiply the power transmitted by the engine unit and send it back to your wheels . It is made up of pinions and gears that will allow the wheels to rotate at different speeds depending on the curves and the gear engaged. It will work with the help of an axle and a differential. All these auto parts will need to be highly lubricate to objective accurately, limit friction and tolerate the high temperatures built by the engine unit and friction. Your transmission oil has a high viscosity and will prevent the formation of filings or gear breakage, so it is essential to the proper working of the gearbox.

Why changing the gearbox oil from a Scion tC?

Now we’ll discover what’s the point of draining the gearbox oil of your Scion tC?

Interest of gearbox oil changing Scion tC

There are some concerns to change the gearbox of your car regularly, we will list them and outline them below:

  • After a while, the oil will lose its viscosity due to friction and temperature rise, which will cause less lubrication of the gears and pinions and therefore risk to break some of them.
  • Same as viscosity, time and temperature rise will reduce the oil resistance to the engine unit temperature, So it will fluidize much more easily when the engine heats up, which is not good for your gearbox.
  • Accumulation of metallic residues: Finally, even if you constantly have a quality oil, a gearbox is an element that wears out and produces iron filings with friction, the oil will pick them up and if it builds up too much these residues can get into gears and break them.

When to do the gearbox oil change on a Scion tC?

Whether you want to do an automatic or manual gearbox oil change on Scion tC or strong> the procedure is not similar, however, dealers do not give mileage suggestions to change the oil in your gearbox, nevertheless when you do an intervention on the gearbox it is advisable to change it, in any other case here are the causes to produce you take into consideration doing this oil change.

Oil change for manual gearbox Scion tC

  • Gears are jumping: you are most likely missing oil and you may have a gearbox oil leak, please discover our article on gearbox leaks on Scion tC for more info.
  • The gearbox cracks when you change gears: The oil has certainly lost viscosity and is too fluid, so the gears get stuck.
  • Difficulty to shift gears: Same issue as just before, the oil is undoubtedly too fluid.

Automatic gearbox oil change

  • A slow start from the neutral position to the first one: quite often a viscosity issue.
  • Difficulty or even impossibility to shift gears: Lack of oil

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How to change gearbox oil of a Scion tC?

At last, to conclude this article, we will describe you how to empty the gearbox oil of your Scion tC , it’s much easier than you might presume, here are the few actions to stick to to do it accurately:

  • Heat your Scion tC for about 10 minutes to get a fluid oil, place it flat on 4 stands.
  • Install a drain pan under the drain plug, open it, and clean it well because it will most likely collect filings.
  • Let all the oil run out until it’s all gone.
  • Replace and tighten the cap, then fill with a syringe through the filler cap with the manufacturer’s recommended dose

If you need more tutorials on the Scion tC, go to our Scion tC category.