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Squealing at 40mph+

  • petejones69
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22 Mar 2018 21:42 #190760 by petejones69
Squealing at 40mph+ was created by petejones69
Hi

My Jimny starts squealing when I get to around 40mph. It's not constant, but it's very noticeable when it starts!

Any ideas?

Cheers
Pete

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  • Jimx5
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22 Mar 2018 21:50 #190762 by Jimx5
Replied by Jimx5 on topic Squealing at 40mph+
Worn/loose alternator belt.

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  • petejones69
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22 Mar 2018 22:23 #190763 by petejones69
Replied by petejones69 on topic Squealing at 40mph+
OK, cheers Jim

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23 Mar 2018 06:22 #190770 by Max Headroom
Replied by Max Headroom on topic Squealing at 40mph+
Pete does it get worse if you start loading the alternator i.e. heater fan on maximum, lights, wipers going, radio etc?

Only my neighbours Jimny had this problem; it started alright and ran alright, but she noticed the alternator belt started shrieking.
I looked at it for her but couldn't find much wrong.
She eventually took it to a local garage to get the belts changed. They thought they had fixed the problem it but the fault didn't go away, and it was only one cold morning when she had the heater fan and wipers on that we noticed it got worse; turn them all off and it quietened down.

The fix was to change the alternator :huh:


IF IT AINT BROKE, KEEP FIXING IT UNTIL IT IS

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  • Lambert
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  • The quickest Jimny in Harrogate...(that I own)
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23 Mar 2018 06:58 #190776 by Lambert
Replied by Lambert on topic Squealing at 40mph+
When you have the belts off to replace them just check the crank pulley is firm. It's a silly two part bonded thing and the bond can fail making it squeal.

Temeraire (2018 quasar grey automatic)
One of the last 200ish of the gen3s, probably.
Bellerophon (2024 grello van daily
ADOS Attention Deficit Ooooh Shiny!

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  • petejones69
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23 Mar 2018 08:52 #190781 by petejones69
Replied by petejones69 on topic Squealing at 40mph+
I will check next time I'm out.

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