Lexus ES: System Diagram
SYSTEM DIAGRAM

Communication Table
| Sender | Receiver | Signal | Line |
| Certification ECU (Smart Key ECU Assembly) | Main Body ECU (Multiplex Network Body ECU) | Luggage compartment door lock assembly open operation signal | CAN |
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CAUTION / NOTICE / HINT HINT:
Use the following procedure to troubleshoot the luggage compartment door opener system.
*: Use the Techstream.
PROCEDURE 1. VEHICLE BROUGHT TO WORKSHOP
OPERATION CHECK BASIC FUNCTION INSPECTION (a) When the trunk and fuel switch assembly (luggage compartment door opening switch) is pressed, check that the luggage compartment door unlatches. (b) While
CUSTOMIZE PARAMETERS CUSTOMIZE LUGGAGE COMPARTMENT DOOR OPENER SYSTEM NOTICE:
When the customer requests a change in a function, first make sure that the function can be customized.
Be sure to ma
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DISPOSAL PROCEDURE 1. DISPOSE OF SUSPENSION TOWER DAMPER (a) Using a hacksaw, cut the cylinder between (A) and (B) shown in the illustration to discharge the gas inside. *a 10 mm CAUTION:
Always use a cloth to prevent shards of metal from flying about due to the release of pressurized ga
DESCRIPTION Refer to the description for DTC P0AE411. Click here DTC No. Detection Item DTC Detection Condition Trouble Area MIL Warning Indicate P0AE415 Hybrid/EV Battery Precharge Contactor Circuit Short to Auxiliary Battery or Open Open or short to +B in SMRP circuit: Prima
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