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 > Quarter Window Glass (w/o Rear No. 2 Seat): Removal
REMOVAL CAUTION / NOTICE / HINT The necessary procedures (adjustment, calibration, initialization or registration) that must be performed after parts are removed and installed, or replaced during quarter window assembly removal/installation are shown below. Necessary Procedure After Parts Removed/In ...
Lexus RX (RX 350L, RX450h) 2016-2025 Repair Manual > Dynamic Torque Control Awd System: AWD Control Switch Circuit
DESCRIPTION The 4WD ECU assembly changes the control mode in response to the "Lock Mode" signal from the AWD lock switch (combination switch assembly). WIRING DIAGRAM CAUTION / NOTICE / HINT NOTICE: When the 4WD ECU assembly is replaced with a known good one from another vehicle, it is necessary to ...
Lexus RX (RX 350L, RX450h) 2016-{YEAR} Owners Manual
- For your information
- Pictorial index
- For safety and security
- Instrument cluster
- Operation of each component
- Driving
- Lexus Display Audio system
- Interior features
- Maintenance and care
- When trouble arises
- Vehicle specifications
- For owners
Lexus RX (RX 350L, RX450h) 2016-{YEAR} Repair Manual
0.0219