Lexus NX: System Diagram

SYSTEM DIAGRAM

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 How To Proceed With Troubleshooting

PROCEDURE 1. VEHICLE BROUGHT TO WORKSHOP NEXT 2. CONFIRM PROBLEM SYMPTOMS NEXT 3. CUSTOMER PROBLEM ANALYSIS (a) Check if the vehicle has be

 On-vehicle Inspection

ON-VEHICLE INSPECTION PROCEDURE 1. CHECK AUXILIARY BATTERY (a) Check that the auxiliary battery cables are connected to the correct terminals. HINT: If they are not, connect them properly. (b) Check t

 Networking

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 Door Control Switch

ComponentsCOMPONENTS ILLUSTRATION *1 DOOR CONTROL SWITCH ASSEMBLY *2 POWER WINDOW REGULATOR SWITCH ASSEMBLY WITH FRONT DOOR ARMREST BASE PANEL *3 FRONT DOOR ARMREST BASE PANEL - - RemovalREMOVAL CAUTION / NOTICE / HINT HINT: Use the same procedure for RHD and LHD vehicles

 Rear Door RH Entry Unlock Function does not Operate

DESCRIPTION If the entry unlock function does not operate for the rear door RH only, but the entry lock function operates, the request code is being transmitted properly from the rear door RH. In this case, there may be a problem related to the unlock sensor (connection between the certification ECU

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