Lexus NX: Dtc Check / Clear
DTC CHECK / CLEAR
CHECK DTC
(a) Connect the Techstream to the DLC3.
(b) Turn the power 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.
| 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 power 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.
READ NEXT:
Freeze Frame Data
FREEZE FRAME DATA DESCRIPTION (a) When a pre-collision system DTC is stored, the forward recognition camera stores the current vehicle (ECU or sensor) state as Freeze Frame Data. CHECK FREEZE FRAME DA
Fail-safe Chart
FAIL-SAFE CHART FAIL-SAFE FUNCTION (a) When a malfunction occurs in the pre-collision system, a message will be displayed on the multi-information display and the pre-collision system will be disabled
Data List / Active Test
DATA LIST / ACTIVE TEST DATA LIST HINT: Using the Techstream to read the Data List allows the values or states of switches, sensors, actuators and other items to be read without removing any parts. Th
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Power Source Voltage Malfunction (C1782)
DESCRIPTION DTC No. Detection Item DTC Detection Condition Trouble Area Warning Indicate C1782 Power Source Voltage Malfunction While the power switch is on (IG), the voltage at terminal B is 10 V or less, or 16 V or higher for 0.5 seconds.
AVS fuse
Auxiliary battery
Char
Problem Symptoms Table
PROBLEM SYMPTOMS TABLE NOTICE: Before replacing the main body ECU (multiplex network body ECU), refer to the Smart Access System with Push-button Start (for Entry Function). Click here HINT:
Use the table below to help determine the cause of problem symptoms. If multiple suspected areas are li
