Do it yourself
Frequently asked questions about cars and motorcycles
Car tutorial (Do it yourself) Motorcycle tutorial (Do it yourself) Frequently Asked Questions
  1. Motorcycles
    2. :
  2. Yamaha
    3. : Tdm 850 4tx
In this tutorial, see how to replace the spark plugs on the Yamaha TDM 850 4TX, a very simple and quick operation. First, remove the side fairings, then take out the radiator support bolts, slightly move it, and disconnect the power cable from the first spark plug. Next, unscrew it using a 16 mm socket, pull it out from the cylinder head, and insert the replacement, which should be tightened securely but without applying excessive force. Once finished, reassemble everything by following the reverse procedure and repeat the operation for the second spark plug.

Updated on 12 June 2026 by ScegliAuto

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