Anyone good with cars?

Fordulike

Esteemed Pedelecer
Feb 26, 2010
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I'm hoping someone who is good with cars, can help me out with a problem with my runabout.
It's a very basic car, a Nissan Micra 1.0 K11 2002 model with 90k on the clock.
When turning right and encountering uneven road surface under the left wheel, there is a knocking sound coming from under the floor on the passenger side. Doesn't happen on left hand corners, going straight, or smooth surfaces.
My first thoughts were lower wishbones or track rod ends, so I jacked up the left side and checked the condition of those components. The bushings seem ok and a good manly shake of the suspension components doesn't throw up any obvious rattles or play. Bear in mind I was only using human strength to do this, no pry bars etc...
It doesn't have an anti roll bar, so that rules out bar links and associated parts.
Before lowering the car back down, I decided to check if there was any play in the road wheel. Gripping at 9 and 3 o'clock, wiggling front to back doesn't produce any play, but gripping at 12 and 6 and wiggling, produces some obvious play in the road wheel.

Am I correct in the assumption that if there is only play at the 12 and 6 position, then it's unlikely to be the wheel bearing?
I'm suspecting the lower wishbone ball joint and I'm getting both wishbones and both track rod ends done by the garage next week as a matter of course. Looks like it's still on the originals at 90k :eek:

What I don't want to happen is to get these done and then find out that it was probably the wheel bearing, so any positive advice would be much appreciated. Thanks in advance.
 

Artstu

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Aug 2, 2009
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You could just rely on your chosen garage to diagnose the problem, it seems pointless replacing parts that might not need replacing.
 

Fordulike

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You could just rely on your chosen garage to diagnose the problem, it seems pointless replacing parts that might not need replacing.
Hee hee, that's probably the most sensible solution.
It's the Pedelec tinkering mindset that I have embraced, that just makes me want to discover the way things work for myself. It's naughty and time consuming and I really should just leave it up to the professionals :D
 

RobF

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Sep 22, 2012
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Good, sturdy cars those 2000-ish Micras.

Simple, as you say, so the garage really ought to be able to do a good job on it.

Don't let them try to talk you into scrapping it unless a decent sum of money changes hands.

A Micra of that age is always worth something.
 

Artstu

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One of the most reliable cars ever made. Rust will get mine one day.
 

Fordulike

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Feb 26, 2010
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I think I read somewhere that Nissan over-engineered the Micra up to the change to the K12 shape (when Renault got their greasy paws on it. No offence Renault owners). The engine is especially bulletproof, and just needs a regular oil change and other service consumables. Also, a timing chain and not a belt to snap at some stage and ruin the engine :)
 

Fordulike

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Feb 26, 2010
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Drive it in a tight circle on flat even ground.
If it is the UJ joint -replace both sides -the other side won't be far behind.

http://www.ebay.co.uk/itm/Nissan-Micra-K11-1-0-92-02-Driveshaft-Outer-CV-JOINT-/150560868907

650 sold!
Thanks for the suggestion shemozzle999.
I've tried driving slowly on flat even ground with full lock on, and the knocking doesn't appear. I've heard a mate's car when his CV joint was bad, and I would recognize the distinct sound. I'm not sure I would be feeling play when rocking the wheel forward and back, if it was the CV joint. I'm no expert, so don't flame grill me :eek:

I've decided that the lower wishbones and outer track rod ends are getting done anyway. They don't last forever and at 90k's on what I suspect the originals, I'm not taking any chances ;)
My gut instinct is the lower ball joint, so if it turns out to be something else, I've not lost out coz I was replacing it anyway.
 
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Fordulike

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Feb 26, 2010
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I know a lot of you are saying to yourselves, " why doesn't the idiot just put it in the garage and describe the symptoms ".

I suppose programs like Rogue Traders has made me a little paranoid lol.
I would rather take a car into a garage, with the peace of mind that I know what needs fixing or replacing, rather than take it in with symptoms and the garage saying, " well mate, you need a new this and that and maybe one of those too "

Hope you get what I mean :D
 

Emo Rider

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Jan 10, 2014
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Have you considered that it may be your strut is worn out or the rubber strut cusion at the top of the strut tower. If the car has 90k and they are the original struts and mounts, it may be time for new.
 

Fordulike

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Feb 26, 2010
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Have you considered that it may be your strut is worn out or the rubber strut cusion at the top of the strut tower. If the car has 90k and they are the original struts and mounts, it may be time for new.
Have you considered that it may be your strut is worn out or the rubber strut cusion at the top of the strut tower. If the car has 90k and they are the original struts and mounts, it may be time for new.
Is there any way of checking the strut and mount without removing it?
 

RobF

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Sep 22, 2012
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I would check for a broken spring, use your hand to feel if any broken , and a torch to check the rubber bushes at the top of strut
A broken spring is a good shout.
 
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oigoi

Esteemed Pedelecer
Apr 14, 2011
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Shouldn't be the wheel bearing. If its not the balljoint where the strut joins the wishbone I would suggest checking the strut top bearing could be play in that causing the movement at 6 and 12 o'clock. If you get someone to wiggle the wheel to create the play you describe you might be able to hear or feel it.
 

Emo Rider

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Jan 10, 2014
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Is there any way of checking the strut and mount without removing it?
Place your knee on the bumper of the noisy side and vigorously bounce the side of the car up and down You may hear it. When you push down with your weight and release the car, it should come partway up and stop. if it comes all the way up and even bounces a bit more, your strut is worn out. Failing this, it needs to go on a hoist.
 

JohnCade

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May 16, 2014
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I think it's yet another bot randomly sampling words. Its link seems to be deactivated though so maybe the site has done something about them.
 

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