Lexus RX (RX 350L, RX450h) 2016-2025 Repair Manual: Outside Handle Foot Light Circuit
DESCRIPTION
The main body ECU (multiplex network body ECU) controls the outside handle foot lights.
WIRING DIAGRAM
CAUTION / NOTICE / HINT
NOTICE:
Before replacing the main body ECU (multiplex network body ECU), refer to Registration.
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PROCEDURE
| 1. | PERFORM ACTIVE TEST USING TECHSTREAM |
(a) Connect the Techstream to the DLC3.
(b) Turn the engine switch on (IG).
(c) Turn the Techstream on.
(d) Enter the following menus: Body Electrical / Main Body / Active Test.
(e) Perform the Active Test according to the display on the Techstream.
Body Electrical > Main Body > Active Test| Tester Display | Measurement Item | Control Range | Diagnostic Note |
|---|---|---|---|
| Exterior Light | Outside handle foot lights | OFF or ON | - |
| Tester Display |
|---|
| Exterior Light |
OK:
Outside handle foot lights illuminate.
| OK | .gif) | PROCEED TO NEXT SUSPECTED AREA SHOWN IN PROBLEM SYMPTOMS TABLE |
|
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| 2. | CHECK HARNESS AND CONNECTOR (FRONT DOOR OUTSIDE HANDLE ASSEMBLY LH - MAIN BODY ECU (MULTIPLEX NETWORK BODY ECU)) |
(a) Disconnect the N11 front door outside handle assembly LH connector.
(b) Disconnect the P4 rear door outside handle assembly LH connector.
(c) Disconnect the J9 main body ECU (multiplex network body ECU) connector.
(d) Measure the resistance according to the value(s) in the table below.
Standard Resistance:
| Tester Connection | Condition | Specified Condition |
|---|---|---|
| N11-1 (OLP) - J9-4 (MILE) | Always | Below 1 Ω |
| P4-1 (OLP) - J9-4 (MILE) | Always | Below 1 Ω |
| N11-1 (OLP), P4-1 (OLP) or J9-4 (MILE) - Body ground | Always | 10 kΩ or higher |
| OK | | REPLACE MAIN BODY ECU (MULTIPLEX NETWORK BODY ECU) |
| NG | | REPAIR OR REPLACE HARNESS OR CONNECTOR |
Hazard Warning Switch Circuit
DESCRIPTION The combination meter assembly receives the hazard warning signal switch on signal and controls the operation of the hazard warning lights. WIRING DIAGRAM CAUTION / NOTICE / HINT NOTICE: ...
Taillight Relay Circuit
DESCRIPTION The main body ECU (multiplex network body ECU) controls the operation of the TAIL relay. WIRING DIAGRAM CAUTION / NOTICE / HINT NOTICE:
Inspect the fuses for circuits related to this s ...
Other materials:
Lexus RX (RX 350L, RX450h) 2016-2025 Repair Manual > Wiper Switch: Installation
INSTALLATION PROCEDURE 1. INSTALL WINDSHIELD WIPER SWITCH ASSEMBLY (a) Engage the claw as shown in the illustration to install the windshield wiper switch assembly. Install in this Direction (b) Connect the 2 connectors. 2. INSTALL UPPER STEERING COLUMN COVER (a) Engage the claw to install ...
Lexus RX (RX 350L, RX450h) 2016-2025 Owners Manual > Adjusting the steering wheel and mirrors: Outside rear view mirrors
Adjustment procedure
1. To select a mirror to adjust, press the
switch.
Left
Right
Pressing the same switch again will
put the switch in neutral.
2. To adjust the mirror, press the switch.
Up
Right
Down
Left
Folding the mirrors (manual type)
Push the mirror back in the ...
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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