service engine light @ 9000 mi?

[firefly1_0]

i took it in, they cleared the code, it came on again.

i took it back, they quoted me 4 weeks for parts, i called toyota corprate and complained, three days later i had me car back with new parts installed.

i talked to toyota about a recall, they said that they will have to see after perfoming a failure analysis on my parts to which i heard nothing back.

i do failure analysis for Caterpillar/Finning international so i had a look at the parts and they were not in the greatest of shape. it looked like it may have been a thrust issue in the cams or the VVT-i slack adjusters pushing the chain from side to side as the sides of each sproket showed signs of wear, but it was non-failed. the hall effect sensor that is the cam position sensor had some debris denting as small filings from the sprokets had passed through...