Lexus NX: Freeze Frame Data
FREEZE FRAME DATA
DESCRIPTION
(a) Whenever a lane tracing 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: Chassis / Lane Control / Trouble Codes.
Chassis > Lane Control > 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.
Chassis > Lane Control| Tester Display | Measurement Item | Range | Normal Condition | Diagnostic Note |
|---|---|---|---|---|
| Total Distance Traveled | - | - | - | Not used |
| Total Distance Traveled - Unit | - | - | - | Not used |
| LDA Control | Whether lane tracing assist system is permitted or not | Prohibit or Permit | Prohibited: Lane tracing assist system control is not possible Permitted: Lane tracing assist system control is possible | - |
| Turn Switch (Right) | Turn signal switch (right) status | OFF or ON | ON: Turn signal light switch on (right) OFF: Turn signal light switch off | - |
| Turn Switch (Left) | Turn signal switch (left) status | OFF or ON | ON: Turn signal light switch on (left) OFF: Turn signal light switch off | - |
| Vehicle Information (2WD/4WD) | - | - | - | Not used |
| Vehicle Information (Conv/HV) | - | - | - | Not used |
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Fail-safe Chart
FAIL-SAFE CHART FAIL-SAFE FUNCTION (a) When a malfunction occurs in the lane tracing assist system, a message is displayed on the multi-information display and control is canceled in accordance with t
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
Diagnostic Trouble Code Chart
DIAGNOSTIC TROUBLE CODE CHART Lane Tracing Assist System DTC No. Detection Item Link C1A7496 Steering Vibrator Component Internal Failure U012587 Lost Communication With Multi-
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Vehicle Specifications have not been Stored (B2451)
DESCRIPTION This DTC is output if the vehicle variation information is not written to the headlight ECU sub-assembly LH. The headlight ECU sub-assembly LH outputs DTC B2451. DTC No. Detection Item DTC Detection Condition Trouble Area B2451 Vehicle Specifications have not been Stored
Installation
INSTALLATION CAUTION / NOTICE / HINT HINT:
Use the same procedure for the RH and LH sides.
The procedure described below is for the LH side.
PROCEDURE 1. INSTALL CLEARANCE LIGHT ASSEMBLY LH (a) Attach the 2 claws to install the clearance light assembly LH. (b) Install the 3 screws and clip.
