Misfire Codes P0300, P0301-P0312 and P0313+P0314
The only way to clear the code is to use a crankshaft position relearn with a scan tool.

Lexus Vibration, Tapping or Misfire After Cold Soak
Here are the steps to follow if experiencing vibration, tapping or misfire after a cold soak in your customers Lexus.
