Check Engine Light With Engine Misfire Code (P0300-P0306) on Lexus LS430

Problem Description and Possible Solution

The Check Engine Light may illuminate with an engine misfire code stored (P0300 - P0306). Our technicians tell us upgraded software is available for the powertrain control module (PCM) which may correct this concern.

Problem Data
RepairPal Verified
Average mileage: 167,000 (146,000–188,000)
1 model year affected: 2001
3 people reported this problem