I have a 2007 Toyota Yaris with a little over 30,000 miles on it. Over the past year or so I’ve noticed some slight pinging when getting up to speed on the highway or climbing hills, but since last week the engine began pinging more frequently and a little more noticeable than before (maybe a bad ba…

Will using a higher octane damage my engine?

JoeMario November 29, 2009, 1:13pm 5

Out of curiosity, what grade of fuel does Toyota recommend in your owner’s manual? I suspect it’s probably regular (87) but just checking.