Learning to drive a vehicle is not constantly easy, and sometimes it may seem like a good solution to choose an automatic Renault Laguna, if it’s for basic convenience or ease of use, this type of transmission is becoming more and more common. Nevertheless, while they might seem like a perfect solution, there might also be problems with the automatic gearboxes of your Renault Laguna . This is exactly the subject of our article. First, we’ll briefly explain the different types of automatic gearboxes, then, in a second step, which problems you might encounter with the gearbox of your Renault Laguna , and, finally, how to resolve them.

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The different kind of automatic gearbox of a Renault Laguna

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Gearboxes have the advantage of being known to be solid, as you don’t need to use your clutch pedal and every thing is electronically and mechanically handled there will be no premature wear of your clutch or other elements that could be put to the test by misuse on your component.
Nevertheless, depending on the type of automatic transmission your Renault Laguna is equipped with you will have more or less reliability, we will present them to you now:

  • Common automatic gearbox: It will use a torque converter, which will control the gear changes, it’s the oldest technology, it has evolved quite a lot in the last decades (more gears and a better management of the gear changes).
  • Robotized automatic gearbox: This is a manual gearbox with a robotized mechanism that will replace the driver’s action. This type of gearbox is less and less general because they are considered very slow. We also quite often feel a coupling during deceleration.
  • Dual-clutch automatic transmission: This is the best automatic transmission, it functions on the same principle as the robotic transmission, but thanks to its dual clutch, you won’t have any more problems with slow speeds or elevated fuel consumption. They are often equipped on luxury models.
  • Continuously variable automatic box: It is the same principle as on a scooter, a variator will come to control the differences between acceleration and motor speed, they are really slow and often be unresponsive during the acceleration phases of your Renault Laguna.

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I’m having problems with the automatic transmission on my Renault Laguna

We now start the component that definitely attracts you the most in this article, what are the problems you may face with the automatic transmission of your Renault Laguna? As outlined earlier, generally they are more reliable than manual transmissions, however, here are the most important problems you may encounter:

  • As mentioned above, no matter what type of automatic gearbox, they are quite often established to be slow and have inertia when accelerating. Nevertheless, this phenomenon is designed to appear just when the vehicle is started, not when it is launched. If it feels like it happens constantly, the clutch or converter is likely dead.
  • I have the impression that a gear in the automatic transmission of my Renault Laguna no longer shifts or jumps: If you have the impression that your gears no longer shift or often jump on your Renault Laguna, there is a component that is most likely to blame for this failure. Indeed, the solenoid that acts as a “switch” to engage the gears must not be working effectively, second option, a speed or engine unit speed sensor may be faulty and send the wrong information to your gearbox.
  • If you feel drops coming from the automatic gearbox of your Renault Laguna: If you feel a clutch when you go up or when you slow down, it is either your oil which is too old and which does not lubricate any more adequately all the mechanisms of your gearbox, or else a sensor which gives bad information

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  • My Renault Laguna’s automatic transmission is leaking: Finally, if your Renault Laguna’s automatic transmission is leaking, it’s most likely one of your spy seals is too worn.

How do I fix automatic transmission problems on a Renault Laguna?

And finally, we’re going to try to give you the strategies to correct the automatic transmission problems on your Renault Laguna . Find them just below:

  • Oil leak on the automatic gearbox of a Renault Laguna: Locate the origin of the leak, and replace the concerned gasket, get it conducted by a specialist, opening a gearbox is not easy. It will cost you a few hundred euros, especially for the labour. Do not hesitate to read our article on gearbox oil leaks on Renault Laguna.
  • Sensor issue: No matter which sensor is involved, a replacement is the just remedy, sensors do not repair themselves, you should count from 100 to a few hundred euros according to the difficulty of access to the one that worries you.
  • Couplings: If you have problems with the couplings on your Renault Laguna, you will only need to do a whole gearbox replace to gain comfort and preserve your gears.
  • The automatic gearbox of my Renault Laguna slips: In this case, you certainly have a dead clutch disc, you will have to replace the clutch, and on some models you won’t have the ability to replace it without doing a standard exchange of the gearbox, be prepared to spend more than a thousand euros.

There are other automatic transmission problems on Renault Laguna, such as electronic problems or pressure problems, but this list lists the most important ones, no matter the reason, for such complex mechanisms. As soon as you feel a problem on this level, we advise you to go quickly to your mechanic.

To get more tips on the Renault Laguna, take a look at the Renault Laguna category.