DTC P0230: Fuel Pump Primary Circuit: Wiring Diagram
WARNING: This page is about a different car, the 2009 Lexus IS 250. However, it is still accessible from the selected car via links, so may be relevant.
This troubleshooting procedure is based on the premise that the engine is started. If the engine is not started, proceed to the problem symptoms table (Refer to PROBLEM SYMPTOMS TABLE ).