Lexus NX: Diagnosis System
Lexus NX Service Manual / Engine & Hybrid System / Cruise Control / Road Sign Assist System / Diagnosis System
DIAGNOSIS SYSTEM
DIAGNOSIS FUNCTION
(a) The road sign assist system displays a warning message on the multi-information display to inform the driver that the system is unavailable when it is malfunctioning.
| Warning Message | Details | DTC/RoB |
|---|---|---|
| "RSA Malfunction Visit Your Dealer" is displayed | Road sign assist system is malfunctioning | Stored |
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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 / Road Sign Assist / T
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. C
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
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Installation
INSTALLATION PROCEDURE 1. INSTALL SHIFT LEVER ASSEMBLY (a) Temporarily install the shift lever assembly with the 4 bolts. (b) Tighten the bolts in the order shown in the illustration. Torque: 12 N·m {122 kgf·cm, 9 ft·lbf} (c) Install the nut to the shift lever assembly. (d) Connec
Cooling Fan Ecu
On-vehicle InspectionON-VEHICLE INSPECTION PROCEDURE 1. INSPECT COOLING FAN ECU (a) Check and ensure the following conditions: (1) The power switch is off. (2) The engine coolant temperature is less than 92°C (198°F). (3) The auxiliary battery voltage is between 11 and 14 V. (4) The A/C switch is
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