Lexus ES: Parts Location
PARTS LOCATION
ILLUSTRATION
*1 | ROOF ANTENNA ASSEMBLY - GPS - Telephone Main | *2 | CERTIFICATION ECU (SMART KEY ECU ASSEMBLY) |
*3 | NAVIGATION ANTENNA ASSEMBLY - Telephone Sub | *4 | MAIN BODY ECU (MULTIPLEX NETWORK BODY ECU) |
*5 | INSTRUMENT PANEL JUNCTION BLOCK ASSEMBLY - DCM FUSE - ECU-IG2 NO. 3 FUSE | *6 | DLC3 |
*7 | AIR CONDITIONING AMPLIFIER ASSEMBLY | *8 | DCM (TELEMATICS TRANSCEIVER) |
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PRECAUTION NOTICE: When disconnecting the cable from the negative (-) battery terminal, initialize the following systems after the terminal is reconnected. System Name See Procedure Lane Cont
PROBLEM SYMPTOMS TABLE HINT:
Use the table below to help determine the cause of problem symptoms. If multiple suspected areas are listed, the potential causes of the symptoms are listed in order of
WIRING DIAGRAM CAUTION / NOTICE / HINT NOTICE: Before replacing the DCM (telematics transceiver), refer to Registration. Click here PROCEDURE 1. CHECK SMART KEY SYSTEM (for Start Function)
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TERMINALS OF ECU CHECK MAIN BODY ECU (MULTIPLEX NETWORK BODY ECU) AND INSTRUMENT PANEL JUNCTION BLOCK ASSEMBLY (a) Disconnect the instrument panel junction block assembly and main body ECU (multiplex network body ECU) connectors. (b) Measure the voltage and resistance according to the value(s) in t
DTC CHECK / CLEAR CHECK DTC (a) Connect the Techstream to the DLC3. (b) Turn the power switch on (IG). (c) Turn the Techstream on. (d) Enter the following menus: Body Electrical / Telematics / Trouble Codes. Body Electrical > Telematics > Trouble Codes (e) Check for DTCs and write them down. (
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