Do you still have your old spark plugs? If you

do, you can try to replace it one by one. Did you replace the spark plugs yourself, or did you have an autoshop to replace them?

Best regards,

Alex

所有跟帖： 

• 舊的我還留著 那再換回去試一試 我自己換的 你的意思有可能是新的不匹配嗎 -保持鎮靜- ♂ (0 bytes) () 11/25/2020 postreply 20:41:32

• 新的是不是NGK？舊的是不是？ -MoonRiverMe- ♂ (69 bytes) () 11/25/2020 postreply 21:46:46

• Since you DIY, I assume that you -jassco- ♂ (668 bytes) () 11/26/2020 postreply 06:48:36