DESCRIPTION
The No. 1 headlight ECU sub-assembly LH receives speed signals from the skid control ECU (brake actuator assembly) via CAN communication and performs light control.
DTC No. | Detection Item | DTC Detection Condition | Trouble Area | DTC Output from |
---|---|---|---|---|
B2415 | Vehicle Speed Sensor |
| Vehicle stability control system | No. 1 headlight ECU sub-assembly LH |
WIRING DIAGRAM
PROCEDURE
1. | CONFIRM MODEL |
(a) Choose the model to be inspected.
Result | Proceed to |
---|---|
for Multiple Beam Headlight | A |
for Single Beam Headlight | B |
B | ![]() | GO TO STEP 4 |
|
2. | CLEAR DTC |
(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 / AFS / Trouble Codes.
(e) Clear the DTCs.
Body Electrical > AFS > Clear DTCs
|
3. | CHECK FOR DTC |
(a) Connect the Techstream to the DLC3.
(b) Turn the engine switch on (IG).
(c) Wait 10 seconds or more.
(d) Turn the Techstream on.
(e) Enter the following menus: Body Electrical / AFS / Trouble Codes.
(f) Check for DTCs.
Body Electrical > AFS > Trouble CodesOK:
DTC B2415 is not output.
OK | ![]() | USE SIMULATION METHOD TO CHECK |
NG | ![]() | GO TO VEHICLE STABILITY CONTROL SYSTEM |
4. | CLEAR DTC |
(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 / HL AutoLeveling / Trouble Codes.
(e) Clear the DTCs.
Body Electrical > HL AutoLeveling > Clear DTCs
|
5. | CHECK FOR DTC |
(a) Connect the Techstream to the DLC3.
(b) Turn the engine switch on (IG).
(c) Wait 10 seconds or more.
(d) Turn the Techstream on.
(e) Enter the following menus: Body Electrical / HL AutoLeveling / Trouble Codes.
(f) Check for DTCs.
Body Electrical > HL AutoLeveling > Trouble CodesOK:
DTC B2415 is not output.
OK | ![]() | USE SIMULATION METHOD TO CHECK |
NG | ![]() | GO TO VEHICLE STABILITY CONTROL SYSTEM |
Lexus RX (RX 350L, RX450h) 2016-2025 Repair Manual > Camshaft Oil Control Solenoid (for Bank 1): On-vehicle Inspection
ON-VEHICLE INSPECTION PROCEDURE 1. INSPECT CAMSHAFT TIMING OIL CONTROL SOLENOID ASSEMBLY (a) Connect the Techstream to the DLC3. (b) Start the engine. (c) Turn the Techstream on. (d) Inspect the camshaft timing oil control solenoid assembly (for intake side). (1) Enter the following menus: Powertrai ...
Lexus RX (RX 350L, RX450h) 2016-2025 Repair Manual > Lighting System: Terminals Of Ecu
TERMINALS OF ECU CHECK INSTRUMENT PANEL JUNCTION BLOCK ASSEMBLY AND MAIN BODY ECU (MULTIPLEX NETWORK BODY ECU) (a) Disconnect the instrument panel junction block assembly and main body ECU (multiplex network body ECU) connectors. (b) Measure the voltage on the wire harness side connector according ...