Change the roller of the tensioner of the generator belt on Hyundai Solaris

The drive belt of the generator on Höndai Solaris is not for nothing for science is called the drive belt of the auxiliary equipment. In addition to the generator itself, it drives several more units, so it needs to be treated with special attention, as well as to the tensioner.

Replacing the tensioner roller on Hyundai Solaris

Replacing the belt tensioner roller on Hyundai Solaris is carried out without special difficulties But without the necessary information you can miss several important points that will affect the resource of the engine in general.

What movie and when will we change?

Watch out the drive mechanism every 30 km of run.

Inspection of the drive mechanism of the generator should be carried out at least once every 30 thousand km .

At least, so the manufacturer says. However, it is necessary to understand that in the conditions of factory tests, not all the difficulties of the real operation of the car are taken into account.

The drive belt is desirable to inspect more often, especially if solaris with strong mileage. The roller of the belt tensioner is subject to mandatory replacement or repair if it started to make a whistle, regardless of the number of crankshaft revolutions.

The whistle is most often fixed in crude and cold weather, but in particularly launched cases, he always whistled.

Article roller

Article 252812B010.

  • The original tensioner roller has a catalog number. ST252812B010. , some manufacturers label it T39210. or 25281-2b010..
  • The price of the roller of the tensioner of the drive belt in the official floats within 7-8 thousand rubles .
  • Similar roller installed on cars Kia Rio, spectrum, soul and cerato .

As practice shows, the video should be changed along with the drive belt, so as not to return to this issue of thousands of 40-50 km at a minimum.

Catalog drive belt - 25212-2b000 and its price depends on the manufacturer (1200-2000 rubles).

Consequently, to replace the roller, proceed after the first noticeable duty or at the first signs of the drive belt wear. Nevertheless, the plant gives warranty on the video itself is five years or 150,000 km.

Features of the auxiliary equipment drive system

Scheme drive auxiliary aggregates.

Unlike the engines of older models, pulling up the belt on solaris do not need. And on 1.4 liters, and on a 1.6-liter engine installed a system of automatic polyclinic belt suspender. The belt itself leads to movement:

  1. Generator.
  2. Cooling system pump.
  3. Air conditioning compressor.
  4. Pump power steering.

The belt is driven by the crankshaft pulley, so any malfunction of the drive system may notice several aggregates and systems.

How to replace or repair a tensioner roller

Tools for replacing the tension roller and the generator belt.

Replacing the generator belt tensioner roller is carried out with their own hands without any problems and with the minimum set of tools. The process is as follows:


When installing a new belt, it may be necessary to weaken the stretch mechanism by moving the roller towards the cabin with the gate, since the new belt is more dense and, most likely, will be shorter than the old stretched.

Video about why whistles the roller of the tensioner of the generator belt