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- Outside of forward recognition camera guaranteed operating temperature
- Outside of forward recognition camera guaranteed operating voltage
- Forward recognition camera is temporarily unavailable (forward recognition camera recognition stopped)
Lexus NX: Fail-safe Chart
Lexus NX Service Manual / Engine & Hybrid System / Cruise Control / Lane Tracing Assist System / 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 the malfunction.
| Warning Message | Cause | Fail-safe Operation | Conditions to Return to Normal Condition | |||
|---|---|---|---|---|---|---|
| Lane Departure Warning Function | Lane Departure Restraint Function | Lane Centering Function | Erratic Driving Warning Function | |||
| X: Control canceled | ||||||
| LTA Malfunction Visit Your Dealer (w/ Lane Centering Function) | Lane tracing assist system malfunction detected | X | X | X | X | After the system returns to normal, turn the power switch off → ON or turn the LTA/LDA main switch from off → on |
| Lane Departure Alert Malfunction Visit Your Dealer (w/o Lane Centering Function) | ||||||
| Front Camera Unavailable | | X | X | X | X |
|
| Front Camera Unavailable See Owner's Manual |
| X | X | X | X | After dirt or fog removed from windshield glass and forward recognition camera |
| LTA Unavailable (w/ Lane Centering Function) | Sensor other than the forward recognition camera sensor is temporary unavailable | X | X | X | X | When temporarily unavailable sensor returns to normal |
| Lane Departure Alert Unavailable (w/o Lane Centering Function) | ||||||
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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-
Vehicle Control History
VEHICLE CONTROL HISTORY NOTICE: When checking the vehicle control history, first record the output codes and after clearing the history, check the output history again. CHECK VEHICLE CONTROL HISTORY (
SEE MORE:
Installation
INSTALLATION PROCEDURE 1. PRECAUTION CAUTION: Be sure to read precaution thoroughly before servicing. Click here 2. INSTALL REAR TIRE PRESSURE MONITOR INITIATOR (a) Install the rear tire pressure monitor initiator with the 2 nuts. Torque: 8.3 N·m {85 kgf·cm, 73 in·lbf} (b) Connect the grommet.
Outside rear view mirrors
For safe driving, adjust the mirror
angles to secure visibility before
driving.
WARNING
■When driving the vehicle
Observe the following precautions while
driving.
Failure to do so may result in loss of control
of the vehicle and cause an accident,
resulting in death or serious injury.
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