Lexus NX: Diagnosis System
Lexus NX Service Manual / Engine & Hybrid System / Cruise Control / Front Camera System / Diagnosis System
DIAGNOSIS SYSTEM
DIAGNOSIS FUNCTION
(a) The front camera system does not have a notification function such as a warning light when a DTC is detected. When a malfunction occurs, it stores a DTC and sends it to the systems using the front camera system. The system receiving the malfunction information displays a warning to notify the driver of the malfunction.
HINT:
First refer to How to Proceed with Troubleshooting for the pre-collision system.
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READ NEXT:
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: Chassis / Front Recognition Camera / T
Freeze Frame Data
FREEZE FRAME DATA DESCRIPTION (a) When a front camera system DTC is stored, the forward recognition camera stores the current vehicle (ECU or sensor) state as Freeze Frame Data. CHECK FREEZE FRAME DAT
Fail-safe Chart
FAIL-SAFE CHART FRONT CAMERA SYSTEM FAIL-SAFE CHART (a) When a malfunction occurs in the front camera system, a message is displayed on the multi-information display and control is canceled in accorda
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Terminals Of Ecu
TERMINALS OF ECU CLEARANCE WARNING ECU ASSEMBLY (a) Disconnect the I20 clearance warning ECU assembly connector. (b) Measure the voltage and resistance on the wire harness side connector according to the value(s) in the table below. Terminal No. (Symbol) Wiring Color Terminal Description C
Removal
REMOVAL CAUTION / NOTICE / HINT NOTICE:
The type of battery voltage sensor to be used varies depending on the vehicle model.
If the wrong type of battery voltage sensor is installed, the power switch cannot be turned on (READY).
After installing the battery voltage sensor, perform the followi
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