A poor timing belt or timing chain can be a significant issue. If that jumps a tooth, or breaks completely it deserve to lead to long-term engine damage. It’s crucial to know the symptoms of a negative timing belt or chain, therefore this doesn’t happen to her Mazda MX-5.

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Timing belts room made the end of rubber and nylon, uneven a timing chain i beg your pardon looks a lot like a bicycle chain. Here’s an ext on a timing chain vs a timing belt. For every intents and purposes, they develop the same symptoms once they walk bad.

Timing belts space not the common. You’re much much more likely to uncover a timing chain in cars and trucks 보다 belts. Smaller cars, an especially Japanese do ones, deserve to use timing belts rather of a time chain. They space most generally found on four cylinder engines.

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Mazda MX-5: negative Timing Belt/Chain Symptoms

Here are few of the most typical signs of a poor timing belt ~ above the Mazda MX-5:

Noise– A an excellent indication the a time belt has gone negative is walking to be noise. There may be a sound the rubber beating against something. It’ll typically be a stormy rattling sound, and it is frequently most remarkable right as soon as you begin up your MX-5. Performance Decrease– If the timing belt has actually jumped a couple of teeth, yet hasn’t fallen or broken off yet, it deserve to knock the engine the end of time. The timing belt is responsible for keeping the camshaft(s) in sync v the crankshaft. If the timing belt has moved, that way that the valves will certainly open and also close in ~ the wrong time. This will bring about a performance decrease. It’s very likely that the engine is walking to be misfiring together well. Loss of Fuel Mileage– Fuel mileage will certainly suffer once the engine is no longer kept in time. Glazing andDry-rot(Timing Belt Only)– If you space looking in ~ the MX-5’stiming belt itself, inspect to see if the belt is glossy. It have to grip your finger as you easy brush throughout it. If the is slippery and dry, the is a great indication it might be bad as well. Check Engine Light– If the time chain or belt demands replaced as result of wear, however hasn’t jumped a tooth, the company engine shortly light will not come on. But, if it has actually jumped, the inspect engine light will very likely come on. In ~ the least, girlfriend should acquire some sort of misfire said codes.
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A typical timing belt

Don’t skip the Tensioner

The timing tensioner can also go bad. The tensioners task is to keep the best amount of push on your Mazda MX-5’s timing belt or chain. As the belt/chain stretches with normal operation, it would certainly get loosened and fall off or jump. The tensioner keeps this from happening by keeping a consistent amount of force on the belt. So, together the belt follow me it adjusts for this stretching. If the tensioner is no longer keeping enough pressure on the time belt, it’ll reason it come fail.

If you room going to replace the tensioner, make sure to swap the belt together well. It’s so difficult to gain to, and timing belts/chains are fairly affordable. It’s simply the TIME the it would certainly take you or your mechanic to obtain to that that’s the problem.

Conclusion: Mazda MX-5 timing Chain Symptoms

Most manufacturers will recommend changing the time belt in ~ 60k or 100k miles. There isn’t commonly a service home window at every for the chains. Although, it can vary. Wherein a lot of civilization get into trouble is once they purchase a used car with 100k no realizing that the belt business is going come be immediately due.

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Good luck v your MX-5. If over there is anything that you would favor to add, please leaving a comment below. We would appreciate it.