Lexus RX (RX 350L, RX450h) 2016-2025 Repair Manual: Dtc Check / Clear
DTC CHECK / CLEAR
CHECK 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 / Pre-Collision System / Trouble Codes.
Body Electrical > Pre-Collision System > Trouble Codes(e) Check for DTCs (Test Failed / Pending / Confirmed).
| Techstream Display | Description |
|---|---|
| Test Failed | Represent malfunctions that were detected during the current trip. |
| Pending | Represent malfunctions which have occurred since the DTCs were last cleared but have not been confirmed. |
| Confirmed | Represent malfunctions which have occurred since the DTCs were last cleared and have been confirmed. (The number of trips since the DTC was stored may differ 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 / Pre-Collision System / Clear DTCs.
Body Electrical > Pre-Collision System > Clear DTCs(e) Clear the DTCs.
HINT:
Clearing the DTCs will also clear the freeze frame data.
Terminals Of Ecu
TERMINALS OF ECU NOTICE:
DTCs may be output when connectors are disconnected during inspection. Therefore, be sure to clear the DTCs using the Techstream once the inspection has been completed.
D ...
Freeze Frame Data
FREEZE FRAME DATA DESCRIPTION (a) When a pre-collision system DTC is stored, the forward recognition camera stores the current vehicle state as Freeze Frame Data. CHECK FREEZE FRAME DATA (a) Connect t ...
Other materials:
Lexus RX (RX 350L, RX450h) 2016-2025 Repair Manual > Main Body Ecu: Installation
INSTALLATION CAUTION / NOTICE / HINT NOTICE:
Before replacing the main body ECU (multiplex network body ECU), refer to Registration.
Click here
After the main body ECU (multiplex network body ECU) has been replaced, the automatic light control system will not operate until the engine is sta ...
Lexus RX (RX 350L, RX450h) 2016-2025 Repair Manual > Occupant Classification System: Initialization
INITIALIZATION DESCRIPTION (a) Zero point of the occupant classification sensors may deviate in the following situations. To ensure sensor accuracy, be sure to perform Zero Point Calibration.
The occupant detection ECU is replaced. HINT: As the zero point is not automatically stored in a new occu ...
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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