car shaking when slows down

Forum: 

I have replaced my spark plugs and found a split in my lowercase air pipe where my filter is in i have tried to replace the pipe but cant find anywhere to get it,i contacted euro parts but they dont stock it and dont know what it is called i cant find a breakers yard close to where i am that have daihatsu terios sl auto 2001,i have been to a garage to have a diagnostic done on it but there machine would not read my car,i have read in the forums and people said there car needed a new solenoid coil i have tried to find one to order but not having any luck.Is there anyone out there who might be able to guide me in the right direction, i am very fond of my car and hate to see her unwell.

Don't wish to point out the obvious...

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'12' Plate Mazda MX-5 2.0 litre NC 3.5 Venture Roadster 160BHP
'15' Plate SEAT LEON 184 FR TDI. 240BHP/500nm Torque.
Past: '53' Plate Yellow YRV Turbo Approx. 150BHP

Clarity needed ..........

Scratch one-s head Shaking when slowing down ........... Not quite clear what your post explains. Shaking when slowing is often due to something loose in the drive train. Check the wheel bearings and track rod ends.

fuel injectors

Does anyone know where to get fuel injectors for my daihatsu terios auto 2001.I have had a diagnostic done on it and i was told it was my fuel injector cylinder 4 was blocked,they wanted £400 for the part and service which i cant afford at the moment so i am going to fix it myself.Any advice would be appreciated,looked on ebay but coud not find any.