Lexus NX: 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.
CHECK FREEZE FRAME DATA
(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 / Road Sign Assist / Trouble Codes.
Body Electrical > Road Sign Assist > Trouble Codes(e) According to the Techstream display, select a DTC that stored freeze frame data.
(f) Read the freeze frame data recorded when the DTC was stored.
Body Electrical > Road Sign Assist| Tester Display | Measurement Item | Range | Normal Condition | Diagnostic Note |
|---|---|---|---|---|
| Total Distance Traveled | - | - | - | This item is displayed on the Techstream but is not used. |
| Total Distance Traveled - Unit | - | - | - | This item is displayed on the Techstream but is not used. |
| Traffic Sign Estimated Speed Unit | - | - | - | This item is displayed on the Techstream but is not used. |
| Traffic Sign Estimated Traffic Division | - | - | - | This item is displayed on the Techstream but is not used. |
| RSA Navigation Fusion Control | RSA navigation fusion control setting | OFF or ON | OFF: RSA navigation fusion control off ON: RSA navigation fusion control on | - |
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Fail-safe Chart
FAIL-SAFE CHART FAIL-SAFE FUNCTION (a) When a malfunction occurs in the road sign assist system, a message will be displayed on the multi-information display and the road sign assist system will be di
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 pa
Diagnostic Trouble Code Chart
DIAGNOSTIC TROUBLE CODE CHART Road Sign Assist System DTC No. Detection Item Link U012587 Lost Communication with Multi-axis Acceleration Sensor Module Missing Message U012987
SEE MORE:
SRS Warning Light does not Come ON
DESCRIPTION Refer to "SRS Warning Light Remains ON" Click here WIRING DIAGRAM Refer to "SRS Warning Light Remains ON" Click here CAUTION / NOTICE / HINT NOTICE:
After the power switch is turned off, there may be a waiting time before disconnecting the negative (-) auxiliary battery terminal.
Sliding Roof ECU Communication Stop (B1273)
DESCRIPTION This DTC is stored when LIN communication between the sliding roof drive gear sub-assembly and main body ECU (multiplex network body ECU) stops for 10 seconds or more. DTC No. Detection Item DTC Detection Condition Trouble Area B1273 Sliding Roof ECU Communication Stop N
