Lexus RX (RX 350L, RX450h) 2016-2025 Repair Manual: Dtc Check / Clear
DTC CHECK / CLEAR
CHECK FOR 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 / Road Sign Assist / Trouble Codes.
Body Electrical > Road Sign Assist > Trouble Codes(e) Check for DTCs (Test Failed / Pending / Confirmed).
| Techstream Display | Description |
|---|---|
| Test Failed | Shows the malfunction judgment results during the current trip. |
| Pending | Shows the malfunction judgment results up to now. (Indicates the possibility of a malfunction when no DTC is confirmed.) |
| Confirmed | Shows the DTCs confirmed up to now. (The number of current trips differs for each DTC.) |
HINT:
Freeze frame data is stored respectively for pending DTCs, confirmed DTCs and the latest DTCs.
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 / Road Sign Assist / Clear DTCs.
Body Electrical > Road Sign Assist > Clear DTCs(e) Clear the DTCs.
HINT:
Clearing the DTCs will also clear the freeze frame data.
Diagnosis System
DIAGNOSIS SYSTEM DIAGNOSIS FUNCTION (a) The road sign assist system displays a warning message on the multi-information display to inform the driver that the system is unavailable when it is malfuncti ...
Freeze Frame Data
FREEZE FRAME DATA DESCRIPTION (a) Whenever a road sign assist system DTC is stored, the forward recognition camera stores the current vehicle state (ECU and sensor information) as Freeze Frame Data. C ...
Other materials:
Lexus RX (RX 350L, RX450h) 2016-2025 Repair Manual > Front Radar Sensor System: Data List / Active Test
DATA LIST / ACTIVE TEST DATA LIST NOTICE: In the table below, the values listed under "Normal Condition" are reference values. Do not depend solely on these reference values when deciding whether a part is faulty or not. HINT: Using the Techstream to read the Data List allows the values or states of ...
Lexus RX (RX 350L, RX450h) 2016-2025 Repair Manual > Sfi System: Throttle/Pedal Position Sensor/Switch "D" Circuit Short to Battery (P212012,P212014,P21201F,P212512,P212514,P21251F,P21382B)
DESCRIPTION HINT:
This Electronic Throttle Control System (ETCS) does not use a throttle cable.
These DTCs relate to the accelerator pedal position sensor.
The accelerator pedal position sensor is built into the accelerator pedal sensor assembly and has 2 sensor circuits: VPA (main) and VPA2 ...
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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