Some maintenance actions such as changing the engine unit oil may seem obvious and fundamental, although others such as changing the gearbox oil from its Toyota Scion FR S may appear to be less natural. However, make no mistake, changing the gearbox is just as essential as changing the engine unit oil. This guideline will explain the function of the gearbox oil, then, why it is necessary to change the gearbox of your Toyota Scion FR S, and at last, how to change the gearbox oil of a Toyota Scion FR S .

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Function of gearbox oil on a Toyota Scion FR S

So we start our guideline with the function of gearbox oil on a Toyota Scion FR S. The objective of this short introduction is to make you understand the benefit of this fluid which assures the good performing of your car. The gearbox of your car has the objective to demultiply the power transferred by the engine unit and send it back to your wheels . It is done 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 operate with the help of an axle and a differential. All these parts will need to be firmly lubricate to function correctly, limit friction and tolerate the high temperatures produced 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 fundamental to the correct functioning of the gearbox.

Why changing the gearbox oil from a Toyota Scion FR S?

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

Benefit of gearbox oil changing Toyota Scion FR S

There are some interests to change the gearbox of your car frequently, we will list them and detail them below:

  • Over time, the oil will lose its viscosity caused by friction and temperature rise, which will lead to less lubrication of the gears and pinions and therefore risk to break some of them.
  • Same as viscosity, time and temperature rise will decrease 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 always have a quality oil, a gearbox is an component that wears out and generates 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 Toyota Scion FR S?

Whether you want to do an automatic or manual gearbox oil change on Toyota Scion FR S or strong> the procedure is not the same, however, dealers do not give mileage recommendations 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 reasons to make you take into consideration doing this oil change.

Oil change for manual gearbox Toyota Scion FR S

  • Gears are jumping: you are most certainly missing oil and you may have a gearbox oil leak, please discover our article on gearbox leaks on Toyota Scion FR S for more info.
  • The gearbox cracks when you switch gears: The oil has absolutely 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 Toyota Scion FR S?

At last, to end this article, we will explain you how to empty the gearbox oil of your Toyota Scion FR S , it’s easier than you might think, here are the few guidelines to stick to to do it correctly:

  • Heat your Toyota Scion FR S 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 certainly 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

To get more tips on the Toyota Scion FR S, take a look at the Toyota Scion FR S category.