2002 GS300 poor idle and surging started while driving, stop light had to rev up motor to keep from stalling. Engine light ..VSC light turned on same time. Had battery tested it was bad, that give poor voltage levels to coils. did not fix it error codes. went to Auto Zone. They Auto Zone checked engine light, the reader gave error codes P0301 to P0306 Misfired detected.... ordered replacement coils. will see if will fix problem. suggested parts... Ignition coil... Spark plug..... Wireset...... I have not heard all 6 coils gone bad. this is my 1st LEXUS,
anyone out there has this problem????
