Lexus NX: System Diagram
Lexus NX Service Manual / Vehicle Exterior / Lighting (ext) / Lighting System (for Single Beam Headlight) / System Diagram
SYSTEM DIAGRAM
Tail, Stop, Headlight Circuit
Turn Signal Circuit
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System Description
SYSTEM DESCRIPTION AUTOMATIC LIGHT CONTROL SYSTEM (a) When the headlight dimmer switch is in the AUTO position, the automatic light control system detects ambient light levels and controls the headlig
How To Proceed With Troubleshooting
CAUTION / NOTICE / HINT HINT:
Use the following procedure to troubleshoot the lighting system.
*: Use the Techstream.
PROCEDURE 1. VEHICLE BROUGHT TO WORKSHOP
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Operation Check
OPERATION CHECK AUTOMATIC LIGHT CONTROL SYSTEM OPERATION CHECK (a) Turn the power switch on (IG). (b) Turn the headlight dimmer switch to the AUTO position. (c) Cover the automatic light control senso
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Diagnosis System
DIAGNOSIS SYSTEM CHECK DLC3 (a) Check the DLC3. Click here INSPECT AUXILIARY BATTERY VOLTAGE (a) Check the auxiliary battery voltage. Standard voltage: 11 to 14 V (power switch off) If the voltage is below 11 V, recharge or replace the auxiliary battery.
Components
COMPONENTS ILLUSTRATION *A w/ Woofer *B w/o Woofer *C w/o Power Back Door *D w/ Power Back Door *1 BACK DOOR CENTER GARNISH *2 BACK DOOR FINISH COVER LH *3 BACK DOOR FINISH COVER RH *4 BACK DOOR LOCK COVER *5 BACK DOOR SIDE GARNISH LH *6 BACK DOOR SI
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