System Diagram
WARNING: This page is about a different car, the 2006 Lexus IS 350 and 2006 Lexus IS 250. However, it is still accessible from the selected car via links, so may be relevant.
Communication table
COMMUNICATION TABLE
| Sender | Receiver | Signal | Line |
|---|---|---|---|
| Rear Sunshade Switch | Rear Sunshade Relay | Rear sunshade OPEN / CLOSE signal | - |
| Combination Meter | Rear Sunshade Relay | Speed signal | BEAN |
| Main Body ECU LH | Rear Sunshade Relay | PNP switch shift position signal (A/T) Back-up light switch signal (M/T) | BEAN |