Lexus NX: Parts Location
PARTS LOCATION
ILLUSTRATION
| *1 | FRONT DOOR COURTESY LIGHT SWITCH ASSEMBLY LH | *2 | SHIFT LEVER POSITION SENSOR |
| *3 | SIDE TURN SIGNAL LIGHT ASSEMBLY LH | *4 | SIDE TURN SIGNAL LIGHT ASSEMBLY RH |
| *5 | OUTER REAR VIEW MIRROR ASSEMBLY LH | *6 | OUTER REAR VIEW MIRROR ASSEMBLY RH |
| *7 | HEADLIGHT ASSEMBLY LH - HEADLIGHT ECU SUB-ASSEMBLY LH - HEADLIGHT UNIT ASSEMBLY LH | *8 | HEADLIGHT ASSEMBLY RH - HEADLIGHT ECU SUB-ASSEMBLY RH - HEADLIGHT UNIT ASSEMBLY RH |
| *9 | CLEARANCE LIGHT ASSEMBLY LH - CLEARANCE LIGHT LED UNIT ASSEMBLY LH | *10 | CLEARANCE LIGHT ASSEMBLY RH - CLEARANCE LIGHT LED UNIT ASSEMBLY RH |
| *11 | FOG LIGHT ASSEMBLY LH - FOG LIGHT UNIT LH | *12 | FOG LIGHT ASSEMBLY RH - FOG LIGHT UNIT RH |
| *13 | ECM | *14 | BRAKE BOOSTER WITH MASTER CYLINDER ASSEMBLY |
| *15 | FORWARD RECOGNITION CAMERA | *16 | MILLIMETER WAVE RADAR SENSOR ASSEMBLY |
| *17 | ENGINE ROOM RELAY BLOCK - H-LP LH/DIMMER(HI) RELAY - H-LP MAIN RH/H-LP MAIN LO FUSE - H-LP MAIN LH/H-LP MAIN HI FUSE - H-LP LH/H-LP LH HI FUSE - TURN&HAZ FUSE - METER NO.1 FUSE - DC/DC FUSE | *18 | NO. 2 ENGINE ROOM RELAY BLOCK - H-LP RH/H-LP RH-LO FUSE - H-LP RH RELAY - FOG FR RELAY - FOG FR FUSE |
ILLUSTRATION
| *1 | CENTER STOP LIGHT ASSEMBLY | *2 | LICENSE PLATE LIGHT ASSEMBLY LH |
| *3 | LICENSE PLATE LIGHT ASSEMBLY RH | *4 | REAR COMBINATION LIGHT ASSEMBLY LH |
| *5 | REAR COMBINATION LIGHT ASSEMBLY RH | *6 | REAR LIGHT ASSEMBLY LH |
| *7 | REAR LIGHT ASSEMBLY RH | *8 | REAR COMBINATION LIGHT SOCKET AND WIRE SUB-ASSEMBLY LH |
| *9 | REAR COMBINATION LIGHT SOCKET AND WIRE SUB-ASSEMBLY RH | - | - |
ILLUSTRATION
| *A | w/ DRL OFF Switch | - | - |
| *1 | AUTOMATIC LIGHT CONTROL SENSOR | *2 | HEADLIGHT DIMMER SWITCH ASSEMBLY |
| *3 | STOP LIGHT SWITCH ASSEMBLY | *4 | STEERING SENSOR |
| *5 | COMBINATION METER ASSEMBLY | *6 | STOP LIGHT CONTROL ECU ASSEMBLY |
| *7 | AIR CONDITIONING CONTROL ASSEMBLY - HAZARD WARNING SWITCH | *8 | HYBRID VEHICLE CONTROL ECU |
| *9 | MAIN BODY ECU (MULTIPLEX NET WORK BODY ECU) | *10 | INSTRUMENT PANEL JUNCTION BLOCK ASSEMBLY - IG1 NO.2 RELAY - BK UP LP RELAY - TAIL RELAY - ACC RELAY - ECU-IG NO.2 FUSE - ECU-IG NO.3 FUSE - ACC FUSE - BKUP LP FUSE - TAIL FUSE - STOP FUSE - METER NO.2 FUSE |
| *11 | DRL OFF SWITCH | *12 | DLC3 |
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System Diagram
SYSTEM DIAGRAM Tail, Stop, Headlight Circuit Turn Signal Circuit
System Description
SYSTEM DESCRIPTION AUTOMATIC LIGHT CONTROL SYSTEM (a) When the headlight dimmer switch is in the AUTO position, the automatic light control system detects ambient light levels and controls the headlig
How To Proceed With Troubleshooting
CAUTION / NOTICE / HINT HINT:
Use the following procedure to troubleshoot the lighting system.
*: Use the Techstream.
PROCEDURE 1. VEHICLE BROUGHT TO WORKSHOP
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Removal
REMOVAL CAUTION / NOTICE / HINT NOTICE: When replacing the windshield glass of a vehicle equipped with a forward recognition camera, make sure to use a Lexus genuine part. If a non-Lexus genuine part is used, the forward recognition camera may not be able to be installed due to a missing bracket. Al
On-vehicle Inspection
ON-VEHICLE INSPECTION PROCEDURE 1. INSPECT WINDSHIELD WIPER SWITCH ASSEMBLY (a) w/o Auto Wiper System: Check the front wiper intermittent operation. (1) Connect a voltmeter positive (+) lead to terminal I125-3 (+1) and a negative (-) lead to terminal I124-4 (EW). *a Component with
