Lexus RX (RX 350L, RX450h) 2016-2025 Repair Manual: Inspection
INSPECTION
PROCEDURE
1. INSPECT INNER REAR VIEW MIRROR ASSEMBLY
(a) Inspect the operation of the electrochromic inner rear view mirror assembly.
| *a | Black Colored Tape | *b | Forward Sensor |
| *c | Bright | *d | Dark |
| *e | Battery | *f | EC Switch |
| *g | Component without harness connected (Inner Rear View Mirror Assembly) | - | - |
(1) Connect a positive (+) lead from the battery to terminal 1 and a negative (-) lead to terminal 2.
(2) Press the EC switch.
(3) Attach black colored tape to the forward sensor to prevent it from sensing.
(4) Light up the mirror with an electric light, and check that the mirror surface changes from bright to dark.
OK:
Mirror surface changes from bright to dark.
(5) Measure the voltage according to the value(s) in the table below.
Standard Voltage:
| Tester Connection | Condition | Specified Condition |
|---|---|---|
| 4 - 5 | Inner rear view mirror surface Bright → Dark | Below 1 V → 1.35 V |
If the result is not as specified, replace the inner rear view mirror assembly.
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 inn ...
Installation
INSTALLATION PROCEDURE 1. INSTALL INNER REAR VIEW MIRROR ASSEMBLY (a) Slide and temporarily install the inner rear view mirror assembly as shown in the illustration. Install in this Direction ...
Other materials:
Lexus RX (RX 350L, RX450h) 2016-2025 Repair Manual > Lighting System (w/o Automatic Headlight Beam Level Control System): Headlight Dimmer Switch Circuit
DESCRIPTION The main body ECU (multiplex network body ECU) receives the following switch information:
Light control switch in DRL OFF*, tail, head, AUTO position
Dimmer switch in high, low or high flash (pass) position
*: w/ DRL OFF Switch
WIRING DIAGRAM CAUTION / NOTICE / HINT NOTICE ...
Lexus RX (RX 350L, RX450h) 2016-2025 Repair Manual > Navigation System: GVIF Disconnected (from Extension Module to H/U) (B153A)
DESCRIPTION The radio receiver assembly and navigation ECU are connected via video signal (digital) lines. This DTC is stored when a video signal (digital) line is disconnected. DTC No. Detection Item DTC Detection Condition Trouble Area B153A GVIF Disconnected (from Extension Module ...
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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