Lexus RX (RX 350L, RX450h) 2016-2025 Repair Manual: Inspection
INSPECTION
PROCEDURE
1. INSPECT BACK DOOR LOCK ASSEMBLY
| *a | Clockwise |
| *b | Counterclockwise |
| *c | Over-latch |
| *d | Full-latch |
| *e | Half-latch |
| *f | Open-latch |
| *g | Component without harness connected (Back Door Lock Assembly) |
(a) Apply battery voltage to the door lock motor and check the operation of the door lock motor.
OK:
| Measurement Condition | Result |
|---|---|
| Battery positive (+) → 4 (M+) Battery negative (-) → 1 (M-) | Latch turns to open-latch position (rotates clockwise) |
| Battery positive (+) → 1 (M-) Battery negative (-) → 4 (M+) | Latch turns to full-latch position (rotates counterclockwise) |
If the result is not as specified, replace the back door lock assembly.
(b) Check the operation of the back door courtesy switch.
(1) Measure the resistance according to the value(s) in the table below.
Standard Resistance:
| Tester Connection | Condition | Specified Condition |
|---|---|---|
| 8 (CTY) - 7 (E) | Open-latch | Below 1 Ω |
| 8 (CTY) - 7 (E) | Half-latch | Below 1 Ω |
| 8 (CTY) - 7 (E) | Half-latch → Full-latch | Below 1 Ω → 10 kΩ or higher |
| 8 (CTY) - 7 (E) | Full-latch | 10 kΩ or higher |
| 8 (CTY) - 7 (E) | Over-latch | 10 kΩ or higher |
If the result is not as specified, replace the back door lock assembly.
Removal
REMOVAL PROCEDURE 1. REMOVE BACK WINDOW UPPER PANEL TRIM (w/o Rear No. 2 Seat) Click here 2. REMOVE BACK WINDOW UPPER PANEL TRIM (w/ Rear No. 2 Seat) Click here 3. REMOVE BACK DOOR TRIM COVER LH ...
Installation
INSTALLATION PROCEDURE 1. INSTALL BACK DOOR LOCK ASSEMBLY Click here 2. INSTALL BACK DOOR TRIM PANEL ASSEMBLY (w/o Rear No. 2 Seat) Click here 3. INSTALL BACK DOOR TRIM PANEL ASSEMBLY (w/ Rear No ...
Other materials:
Lexus RX (RX 350L, RX450h) 2016-2025 Repair Manual > Steering System: Precaution
PRECAUTION HANDLING PRECAUTIONS FOR STEERING SYSTEM (a) Care must be taken when replacing parts. Incorrect replacement may affect the performance of the steering system and result in a driving hazard. HANDLING PRECAUTIONS FOR SRS AIRBAG SYSTEM (a) This vehicle is equipped with a Supplemental Restrai ...
Lexus RX (RX 350L, RX450h) 2016-2025 Repair Manual > Heated Steering Wheel System: Steering Wheel does not Heat Up When Heated Steering Wheel Switch is Pressed
DESCRIPTION Click here WIRING DIAGRAM CAUTION / NOTICE / HINT HINT:
Inspect the fuses for circuits related to this system before performing the following inspection procedure.
The steering wheel heater unit is built into the steering wheel assembly which cannot be disassembled. Therefore, wh ...
Lexus RX (RX 350L, RX450h) 2016-{YEAR} Owners Manual
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Lexus RX (RX 350L, RX450h) 2016-{YEAR} Repair Manual
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