my diagnostic codes are po304 and po316.
Mazda Q&AAsk Your Question
2002 Mazda 626 Question: where is my spark plugs located. i beleive they need to be changed
Answer #1pushrod November 08, 2012, 02:49Master
SAVE YOURSELF THE HEADACHE AND LET A MECHANIC DO THIS ONE. CAUSE IF YOU DON'T KNOW WHERE THE PLUGS ARE YOU SHOULD NOT TRY TO CHANGE THEM!
Greg's Orange Auto (14568 Answers) , Orange, CA - (714) 361-9386globalhelper November 08, 2012, 06:11Master
misfire could be cause by several issue not only plugs seek a diag and est as not to waste $
Answer #3your.mechanic November 08, 2012, 09:22Master
Your spark plugs are located under the ignition wire on both sides of the engine...they should be fairly easy to replace.
Answer #4ziptie12 November 11, 2012, 20:11Master
Please post returned codes , after spark plug replacement.