Timing belt inspection
Timing belt inspection
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Discussion

Riley26

Original Poster:

307 posts

147 months

Saturday 16th October 2021
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Does this timing belt look in distress?

Tyre Smoke

23,018 posts

291 months

Saturday 16th October 2021
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Not to me.

What makes you think it might be?

gazza285

11,198 posts

238 months

Saturday 16th October 2021
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That isn't the timing belt, that is under the plastic cover.

ndtman

752 posts

211 months

Saturday 16th October 2021
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Not sure that is a timing belt. Looks like an auxillary drive belt and looks like it is starting to fray on the edge. Only way to really check is to take it off and look at the inside of the belt by which time you may as well replace it.

Tyre Smoke

23,018 posts

291 months

Saturday 16th October 2021
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gazza285 said:
That isn't the timing belt, that is under the plastic cover.
There is that small point too! hehe

That's the auxiliary drive belt for power steering, alternator, etc.

Plymo

1,274 posts

119 months

Saturday 16th October 2021
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That's not a timing belt!
It's an auxiliary belt - take it off (you can usually slacken off the tensioner with a 3/8 ratchet/breaker bar) or twist it round and have a good look - if there's cracks on the inside face, significantly worn, or not very flexible and slightly crispy - replace it!

The timing belt will be under a cover which should let you get a bit of a look at it, but don't try and remove the belt until you know exactly what needs to come off, what needs to stay in place, and how to lock the pulleys in position so it doesn't wreck the engine when you try to restart it...
Though if you're going to that much effort, if it's been on a long time or high mileage with no evidence of replacement, you're probably better off replacing it anyway.

Riley26

Original Poster:

307 posts

147 months

Saturday 16th October 2021
quotequote all
ndtman said:
Not sure that is a timing belt. Looks like an auxillary drive belt and looks like it is starting to fray on the edge. Only way to really check is to take it off and look at the inside of the belt by which time you may as well replace it.
So you have to remove quiet alot to look at it. It's a Suzuki swift gls

guitarcarfanatic

1,991 posts

165 months

Saturday 16th October 2021
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Riley26 said:
So you have to remove quiet alot to look at it. It's a Suzuki swift gls
You don't replace timing belts because they look ropey (OK...well you do), you replace timing belts based on age/mileage. It may look fine, but one of the tensioners might throw a wobbly and it would shred itself in seconds.

A timing belt kit is probably under £50 plus a couple hours labour at a garage...if you are unsure, replace smile

steveo3002

11,214 posts

204 months

Saturday 16th October 2021
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they all look fine until they snap or shred the teeth

just replace it or leave it ...dont spend time looking at and seeking advice on here , as you can see some dont even know what a cam belt looks like let alone what life it has left

jeremyh1

1,525 posts

157 months

Saturday 16th October 2021
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I have two timing belts in my garage for a 1.9 Berlingo

One is new
One has done about 100k

I always show people the difference
The used one you can see small cracks but only when you actually bend the belt it and you cant see these when a belt is on the pulleys !
These cracks are the ones that cause a big snap !! but you just cant see them on the car

The OP has an extra pully on the crank for some reason !

Riley26

Original Poster:

307 posts

147 months

Saturday 16th October 2021
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Thanks it's a £500 car I have had for about 8 years. It was done a year before I got it. Have only done 10,000 miles in 8 years.

InitialDave

15,133 posts

149 months

Saturday 16th October 2021
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I'd replace it on an age basis.

Tyre Smoke

23,018 posts

291 months

Saturday 16th October 2021
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Agreed.

Riley26

Original Poster:

307 posts

147 months

Saturday 16th October 2021
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Is there no signs from the sound of the engine etc that the timing belt maybe going bad?

Scrump

23,947 posts

188 months

Saturday 16th October 2021
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Riley26 said:
Is there no signs from the sound of the engine etc that the timing belt maybe going bad?
Usually none at all until you hear a metallic crunch.

oakdale

2,000 posts

232 months

Saturday 16th October 2021
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I think it's a timing chain on the swift, not a belt.

eta I stand corrected, if it's pre 2004 it will be a belt.

Edited by oakdale on Saturday 16th October 17:50

Sheepshanks

41,162 posts

149 months

Saturday 16th October 2021
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Riley26 said:
It's a Suzuki swift gls
Is it an interference engine - ie, if the belt snaps, does it cause any damage?

If it's non-interference then on a £500 quid car then it doesn't seem worth changing it.

steveo3002

11,214 posts

204 months

Saturday 16th October 2021
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Sheepshanks said:
Is it an interference engine - ie, if the belt snaps, does it cause any damage?

If it's non-interference then on a £500 quid car then it doesn't seem worth changing it.
whats the cost to you when it breaks one rainy winter night miles away from home and you cant get to work /holiday etc , worth it to me to have a car that can be trusted

Sheepshanks

41,162 posts

149 months

Saturday 16th October 2021
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steveo3002 said:
whats the cost to you when it breaks one rainy winter night miles away from home and you cant get to work /holiday etc , worth it to me to have a car that can be trusted
That's true, but the OP says it's done 10K miles in 8 years - so it doesn't sound like it goes very far.

Riley26

Original Poster:

307 posts

147 months

Saturday 16th October 2021
quotequote all
I only use it on a weekend occasionally. Have a works van for work. Is it a non interference engine?