My KA, very reliable has been making a tinkling sound, now I didn't think it sounds like pinking, but I am not a mechanic. So the question is this. Is it pinking or an annoying loose something somewhere and how do I tell or check, without looking a fool at the local Ford dealership?
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does it make it all the time, or just [or more] when the car is under stress ? Up hill for example ?
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take it to a toyota garage and swap it for a yaris
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Bruce,
Mark's question is spot on. Pinking will usually only occur when the engine is under load - not necessarill maximum load, as maximum ignition advance will occur on slightly lighter throttle, typically when applying slightly more throttle to keep speed up an incline. I had a Peugoet 205 the other day which the owner was convinced was pinking, but a short drive told me it wasn't, so I removed the loose/corroded heat shield over the exhaust manifold !
Try to find a local independant engineer who is willing to listen to you and the car (ie. on Road Test). You must expect to pay at least a call out charge (if a mobile type person) or a diagnosis fee, but a skilled opinion is what you need.
Regards, Adam
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Bruce wrote:
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> My KA, very reliable has been making a tinkling sound
Valve noise.
The ancient OHV Valencia engine in your Ka is famous for it!
Buy a feeler gauge and check the clearences. If they're ok forget it.
Oh, and buy a modern Car next time...
Someone will be along with more reliable advice shortly.
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