Lexus NX: Diagnosis System
Lexus NX Service Manual / Engine & Hybrid System / Cruise Control / Front Radar Sensor System / Diagnosis System
DIAGNOSIS SYSTEM
DIAGNOSIS FUNCTION
(a) If a malfunction is detected in the millimeter wave radar sensor assembly, the millimeter wave radar sensor assembly stores DTCs without directly informing the driver, and sends malfunction signals to the systems that use the millimeter wave radar sensor assembly.
Those systems then notify the driver.
HINT:
Refer to "HOW TO PROCEED WITH TROUBLESHOOTING" when troubleshooting for the Pre-collision System.
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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 / Front Radar Sensor /
Freeze Frame Data
FREEZE FRAME DATA DESCRIPTION (a) Whenever a front radar sensor system DTC is stored, the millimeter wave radar sensor assembly stores the current vehicle state as Freeze Frame Data. CHECK FREEZE FRAM
Fail-safe Chart
FAIL-SAFE CHART FAIL-SAFE FUNCTION (a) If a malfunction is detected in the front radar sensor system, a message is displayed on the multi-information display and systems related to the malfunction are
SEE MORE:
Drive Motor "B" Temperature Sensor Circuit Low (P0A32-666,P0A33-665)
DESCRIPTION Refer to the description for DTC P0A31-668. Click here HINT: The term "drive motor B" indicates the rear motor (MGR). DTC No. Detection Item DTC Detection Condition Trouble Area MIL Warning Indicate P0A32-666 Drive Motor "B" Temperature Sensor Circuit Low Line shor
Fail-safe Chart
FAIL-SAFE CHART FAIL-SAFE FUNCTION (w/ Rain Sensor) (a) When the windshield wiper switch assembly is in the AUTO position and any of the following conditions are met, intermittent operation according to the sensitivity setting is performed. (1) Rain sensor output malfunction (b) When the windshield
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