How to Adjust Timing Belt

Timing Belt is a part of the engine of a vehicle. It is also known as the timing chain or cam belt. It runs over the engine, and it is because of this belt that the valves of the engine work in coordination. The mechanism of this chain is very simple, but its functioning is very critical, and usually you need the help of an expert to adjust the timing belt. However, for your convenience and to help you save time looking out for an expert, here is some information on how to adjust timing belt. The tool kit you get along with your vehicle will help you in the adjustment of the timing belt. Following these instructions will help you adjust the timing belt yourself, without any expert help.

How to adjust timing belt?

  • Station your car in a garage or place where you can work with your vehicle safely. Keep your tool box handy before you start with any adjustments.
  • Open the hood by popping the latch, and keep it safely using your locking rod. Disconnect the battery of your car.
  • Locate the timing belt in you car. Also check out the apparatus related to your timing belt. You vehicle manual might be of help to you to locate the timing belt. It will let you know where exactly the timing belt is located in your vehicle engine, and how you can find it.
  • Once you locate the timing belt, remove the timing belt cover.
  • Relax the tensioner of the timing belt. There are bolts that hold the tensioner to the belt. Unscrew the bolts and let the tensioner come in easy contact with the belt.
  • If the course of your timing belt is not functioning properly, you need to adjust it. You can again take help from the service manual of your vehicle.
  • There are timing marks on the crank, sprockets and the cam. Compare these timing marks and check the course of your belt. All these marks need to be aligned, to let your belt be in the right course.
  • Using a wrench, you can turn the engine on, by manipulating the crankshaft pulley. This will help you check the fitting of the timing belt. Let the engine complete some revolutions, to see the seating of your timing belt.
  • Check if there is any resistance in the timing belt. Also, check for any kind of friction between valves, pistons and the timing belt. Let the belt complete a few cycles, and if you find any resistance or friction, it means that the belt is not fit properly.
  • Tighten the bolts that you loosened, to relax the tensioner. Do not over tighten the bolts, just stop when the bolt stops turning at the first point. If you over tighten the bolts, next time when you will have to adjust it, it will become more difficult for you.
  • Connect the car battery, place the hood back in to the right position, and lock it.
  • Now turn on the engine of your vehicle to finally check the functioning.

It sounds difficult but is simple, isn’t it? However, you might find it difficult to adjust it in the first time, but once you get used to it, it will be child’s play for you. If you are worried about your vehicle, and do not want to take a chance, take some one’s help who has adjusted this timing belt. Once you understand and perform it practically, it will be very simple for you.


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  2. How to Adjust Belt Tension
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  4. How to Replace Timing Chain
  5. How to Adjust Idle Speed

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