Lexus NX: Parts Location
PARTS LOCATION
ILLUSTRATION
| *1 | NO. 1 ENGINE ROOM RELAY BLOCK AND JUNCTION BLOCK ASSEMBLY - AM2 FUSE | *2 | NO. 2 ENGINE ROOM RELAY BLOCK AND JUNCTION BLOCK ASSEMBLY - ECU-B NO.1 FUSE |
ILLUSTRATION
| *1 | WIRELESS DOOR LOCK BUZZER | *2 | DOOR CONTROL RECEIVER |
| *3 | FRONT DOOR OUTSIDE HANDLE ASSEMBLY LH - ELECTRICAL KEY ANTENNA - LOCK SENSOR - UNLOCK SENSOR | *4 | FRONT DOOR OUTSIDE HANDLE ASSEMBLY RH - ELECTRICAL KEY ANTENNA - LOCK SENSOR - UNLOCK SENSOR |
| *5 | REAR DOOR OUTSIDE HANDLE ASSEMBLY LH - ELECTRICAL KEY ANTENNA - LOCK SENSOR - UNLOCK SENSOR | *6 | REAR DOOR OUTSIDE HANDLE ASSEMBLY RH - ELECTRICAL KEY ANTENNA - LOCK SENSOR - UNLOCK SENSOR |
| *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 LUGGAGE COMPARTMENT) |
| *11 | BACK DOOR OPENER SWITCH ASSEMBLY - LOCK SWITCH - OPEN SWITCH | *12 | FUSE BLOCK - D/L NO.1 FUSE - ECU-B NO.3 FUSE |
ILLUSTRATION
| *A | w/ Power Back Door System | *B | w/o Power Back Door System |
| *C | w/ Hands Free Power Back Door | - | - |
| *1 | BACK DOOR COURTESY LIGHT SWITCH ASSEMBLY | *2 | BACK DOOR LOCK ASSEMBLY |
| *3 | FRONT DOOR COURTESY LIGHT SWITCH ASSEMBLY RH | *4 | FRONT DOOR COURTESY LIGHT SWITCH ASSEMBLY LH |
| *5 | FRONT DOOR LOCK ASSEMBLY RH | *6 | FRONT DOOR LOCK ASSEMBLY LH |
| *7 | REAR DOOR COURTESY LIGHT SWITCH ASSEMBLY RH | *8 | REAR DOOR COURTESY LIGHT SWITCH ASSEMBLY LH |
| *9 | REAR DOOR LOCK ASSEMBLY RH | *10 | REAR DOOR LOCK ASSEMBLY LH |
| *11 | DOOR UNLOCK DETECTION SWITCH | *12 | MULTIPLEX NETWORK DOOR ECU |
| *13 | KICK DOOR CONTROL SENSOR | *14 | DOOR CONTROL SWITCH |
ILLUSTRATION
| *A | w/ Power Back Door System | *B | w/ Wireless Charging System |
| *1 | POWER SWITCH | *2 | STOP LIGHT SWITCH ASSEMBLY |
| *3 | DLC3 | *4 | STEERING LOCK ECU (STEERING LOCK ACTUATOR ASSEMBLY) |
| *5 | SECURITY INDICATOR LIGHT (AIR CONDITIONING CONTROL ASSEMBLY) | *6 | COMBINATION METER ASSEMBLY |
| *7 | MULTI-INFORMATION DISPLAY - ENTRY WARNING LIGHT | *8 | TRANSMISSION FLOOR SHIFT ASSEMBLY |
| *9 | MAIN BODY ECU (MULTIPLEX NETWORK BODY ECU) | *10 | INSTRUMENT PANEL JUNCTION BLOCK ASSEMBLY - ECU-IG NO.1 FUSE - ECU-IG NO.2 FUSE - D/L NO.2 FUSE - ACC FUSE - D D/UL RELAY - D/UL RELAY - D/L RELAY - D/L BACK RELAY (w/o Power Back Door System) |
| *11 | ELECTRICAL KEY TRANSMITTER SUB-ASSEMBLY | *12 | LOCK SWITCH |
| *13 | UNLOCK SWITCH | *14 | BACK DOOR OPEN SWITCH |
| *15 | PANIC SWITCH | *16 | HYBRID VEHICLE CONTROL ECU |
| *17 | CERTIFICATION ECU (SMART KEY ECU ASSEMBLY) | *18 | ID CODE BOX (IMMOBILISER CODE ECU) |
| *19 | MOBILE WIRELESS CHARGER CRADLE ASSEMBLY | - | - |
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System Diagram
SYSTEM DIAGRAM CERTIFICATION ECU (SMART KEY ECU ASSEMBLY) Component Function Front door outside handle assembly Receives request signals from the certification ECU (smart key ECU assembly
System Description
SYSTEM DESCRIPTION MULTI CHANNEL FUNCTION (a) The electrical key transmitter sub-assembly and door control receiver can operate on two different RF channels. When an electrical key transmitter sub-ass
How To Proceed With Troubleshooting
CAUTION / NOTICE / HINT HINT:
Use these procedures to troubleshoot the smart access system with push-button start (for Entry Function).
*: Use the Techstream.
PROCEDURE 1. VEHICLE BROUGH
SEE MORE:
Driver Side Power Window does not Operate with Power Window Master Switch
DESCRIPTION When the power switch is on (IG), the front power window regulator motor assembly LH is operated by the multiplex network master switch assembly. The front power window regulator motor assembly LH has motor, regulator and ECU functions. WIRING DIAGRAM CAUTION / NOTICE / HINT NOTICE:
Removal
REMOVAL PROCEDURE 1. REMOVE AIR CONDITIONING UNIT ASSEMBLY Click here 2. REMOVE BLOWER ASSEMBLY (a) Disconnect the No. 1 blower damper servo sub-assembly connector. (b) Detach the 3 clamps and remove the air conditioning harness assembly. (c) Remove the 2 screws. (d
