Lexus NX: Fuel Lid Opener System

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 Parts Location

PARTS LOCATION ILLUSTRATION *A w/ Power Back Door System *B w/o Power Back Door System *1 DOOR CONTROL SWITCH *2 MULTIPLEX NETWORK MASTER SWITCH ASSEMBLY *3 FRONT DOOR LOCK A

 System Diagram

SYSTEM DIAGRAM

 Operation Check

OPERATION CHECK CHECK FUEL LID OPENER SYSTEM *1: *2: *3: (a) Fuel lid unlock function: (1) With the fuel lid lock panel closed, unlock the doors using one of the following operations.

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 Hybrid Battery Precharge Contactor Circuit Stuck Closed (P0AE2-773)

DTC SUMMARY MALFUNCTION DESCRIPTION The hybrid vehicle control ECU detects a stuck closed malfunction of a precharge relay stuck malfunction on the HV battery negative side. The cause of this malfunction may be one of the following: Inside of inverter voltage sensor (VH) circuit malfunction Volta

 Power Back Door cannot be Opened Using the Back Door Opener Switch

DESCRIPTION The multiplex network door ECU receives an open signal from the back door opener switch assembly via the certification ECU (smart key ECU assembly). WIRING DIAGRAM CAUTION / NOTICE / HINT NOTICE: First perform the communication function inspections in How to Proceed with Troubleshoot

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