System Diagram
WARNING: This page is about a different car, the 2008 Lexus IS F. However, it is still accessible from the selected car via links, so may be relevant.
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Communication Table
COMMUNICATION REFERENCE CHART
| Sender |
Receiver |
Signal |
Line |
| ECM |
Combination Meter ECU (CRUISE Main Indicator Light) |
CRUISE main indicator operation signal |
BEAN |
| ECM |
TCM |
Shift up/down request signal |
CAN |
| TCM |
ECM |
Shift up/down response |
CAN |