Lexus NX: Back Door Closer System
- Parts Location
- System Diagram
- System Description
- How To Proceed With Troubleshooting
- Operation Check
- Problem Symptoms Table
- Terminals Of Ecu
- Dtc Check / Clear
- Data List / Active Test
- Diagnostic Trouble Code Chart
- Back Door Closer Operation Malfunction (B2250)
- Back Door Closer Switch Malfunction (B2251)
- Back Door Closer does not Operate
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Parts Location
PARTS LOCATION ILLUSTRATION *1 BACK DOOR OPENER SWITCH ASSEMBLY *2 MULTIPLEX NETWORK DOOR ECU *3 BACK DOOR LOCK ASSEMBLY *4 BACK DOOR LOCK MOTOR *5 LATCH SWITCH *6 PAWL S
System Diagram
SYSTEM DIAGRAM Communication Table Transmitting ECU Receiver ECU Signal Communication Method Certification ECU (Smart Key ECU Assembly) Main Body ECU (Multiplex Network Body ECU) Bac
System Description
SYSTEM DESCRIPTION BACK DOOR CLOSER SYSTEM DESCRIPTION (a) Operating any back door opener switch assembly when the back door is fully closed inputs a request signal to the multiplex network door ECU.
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Removal
REMOVAL PROCEDURE 1. REMOVE REAR SEAT ASSEMBLY (a) for Power Seat: Click here (b) for Manual Seat: Click here 2. REMOVE REAR FLOOR FINISH PLATE Click here 3. DISCONNECT REAR DOOR OPENING TRIM WEATHERSTRIP LH Click here 4. REMOVE UPPER DECK TRIM SIDE BOARD LH Click here 5. REMOVE RO
Installation
INSTALLATION CAUTION / NOTICE / HINT HINT:
Use the same procedure for the RH and LH sides.
The following procedure is for the LH side.
NOTICE: When the brake pedal is first depressed after replacing the brake pads or pushing back the disc brake piston, DTC C1214 may be output. As there is no
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