Lexus NX: Parts Location
PARTS LOCATION
ILLUSTRATION
| *1 | NO. 1 ENGINE ROOM RELAY BLOCK - IG2-MAIN RELAY | *2 | NO. 2 ENGINE ROOM RELAY BLOCK - IG1 RELAY |
| *3 | SKID CONTROL ECU (BRAKE BOOSTER WITH MASTER CYLINDER ASSEMBLY) | - | - |
ILLUSTRATION
| *1 | BACK DOOR SWITCH ASSEMBLY | *2 | DOOR CONTROL RECEIVER |
| *3 | FRONT DOOR OUTSIDE HANDLE ASSEMBLY RH | *4 | FRONT DOOR OUTSIDE HANDLE ASSEMBLY LH |
| *5 | REAR DOOR OUTSIDE HANDLE ASSEMBLY RH | *6 | REAR DOOR OUTSIDE HANDLE ASSEMBLY LH |
| *7 | NO. 1 INDOOR ELECTRICAL KEY ANTENNA ASSEMBLY (FRONT FLOOR) | *8 | NO. 2 INDOOR ELECTRICAL KEY ANTENNA ASSEMBLY (REAR FLOOR) |
| *9 | NO. 3 INDOOR ELECTRICAL KEY ANTENNA ASSEMBLY (INSIDE LUGGAGE) | *10 | ELECTRICAL KEY ANTENNA (OUTSIDE BACK DOOR) |
ILLUSTRATION
| *A | for Lexus Enform Remote Compatible Type | - | - |
| *1 | POWER SWITCH | *2 | STOP LIGHT SWITCH ASSEMBLY |
| *3 | COMBINATION METER ASSEMBLY | *4 | STEERING LOCK ECU (STEERING LOCK ACTUATOR ASSEMBLY) |
| *5 | TRANSMISSION FLOOR SHIFT ASSEMBLY (SHIFT LOCK CONTROL ECU) | *6 | DLC3 |
| *7 | INSTRUMENT PANEL JUNCTION BLOCK ASSEMBLY - ACC RELAY - IG1 NO. 1 RELAY - IG1 NO. 2 RELAY - IG1 NO. 3 RELAY - ACC FUSE - ECU-IG NO. 1 FUSE - EPS-IG FUSE - BKUP LP FUSE - STOP FUSE | *8 | MAIN BODY ECU (MULTIPLEX NETWORK BODY ECU) |
| *9 | HYBRID VEHICLE CONTROL ECU | *10 | CERTIFICATION ECU (SMART KEY ECU ASSEMBLY) |
| *11 | ID CODE BOX (IMMOBILISER CODE ECU) | *12 | DCM (TELEMATICS TRANSCEIVER) |
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System Diagram
SYSTEM DIAGRAM Component Outline Power switch
Transponder key amplifier
Turns on the power and starts the hybrid control system.
Contains a built-in transponder key amplifier t
System Description
SYSTEM DESCRIPTION SYSTEM FUNCTION Function Outline Push-button start function When the electrical key transmitter sub-assembly is brought into the vehicle and verified, this function chang
How To Proceed With Troubleshooting
CAUTION / NOTICE / HINT HINT:
Use these procedures to troubleshoot the smart access system with push-button start (for start function).
*: Use the Techstream.
PROCEDURE 1. VEHICLE BROUGH
SEE MORE:
Terminals Of Ecu
TERMINALS OF ECU CHECK WINDSHIELD WIPER RELAY ASSEMBLY (w/ Rain Sensor) (a) Disconnect the I56 windshield wiper relay assembly connector. (b) Measure the voltage and resistance according to the value(s) in the table below. HINT: Measure the values on the wire harness side with the connector disconn
Poor Sound Quality in All Modes (Low Volume)
PROCEDURE 1. CHECK AUDIO SETTINGS (a) Set treble, middle and bass to the initial values and check that the sound is normal. OK: The sound returns to normal. HINT: Sound quality adjustment measures vary according to the type of amplifier. OK END
NG 2. COMPARE
