Guys, finally, got time to document this down !
Ok, remember earlier that I find the source of the rattling sound?
(DO IT AT YOUR OWN RISK, I DO NOT responsible for anything that happen to you/your car, just sharing my way to eliminate the rattling sound)
Step 1: Finding the sourceI manage to find the source of the sound from, which when I put my hand on the RED area, the rattling gone. So, I'm very sure it noise is from there.
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Step 2: Prepare your materialI got this thing from RM5 shop (Daiso) & you need plenty of courages on next steps.
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Step 3: Dashboard pullingWhen pull the dash out, careful for the emergency button & wiring connector. Disconnect them carefully)
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Step 4: Apply the sound proofing meterial[attachmentid=3260008]
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Finaly Step: Put everything back together again
And test your ride !! Hope it works for you as well.