Lexus RX (RX 350L, RX450h) 2016-2024 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) 2016-2024 Repair Manual > Electric Parking Brake System: Left Electric Parking Brake Actuator Control Circuit Short to Ground (C060B11)
DESCRIPTION DTC No. Detection Item DTC Detection Condition Trouble Area Memory Note C060B11 Left Electric Parking Brake Actuator Control Circuit Short to Ground
Diagnosis Condition:
Electric parking brake not operating
Malfunction Status:
The ECU power supply is normal but ...
Lexus RX (RX 350L, RX450h) 2016-2024 Repair Manual > Power Back Door System (w/ Outside Door Control Switch): System Diagram
SYSTEM DIAGRAM Communication Table Transmitting ECU Receiving ECU Signal Communication Method Main body ECU (multiplex network body ECU) Multiplex network door ECU
Power back door ON/OFF signal
Combination switch assembly signal
Power back door switch (integration control ...
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
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