Lexus NX: Theft Deterrent / Keyless Entry

Lexus NX Service Manual / Vehicle Interior / Theft Deterrent / Keyless Entry

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 Certification Ecu

ComponentsCOMPONENTS ILLUSTRATION *1 CERTIFICATION ECU (SMART KEY ECU ASSEMBLY) *2 ECU INTEGRATION BOX RH *3 GLOVE COMPARTMENT DOOR ASSEMBLY *4 NO. 2 INSTRUMENT PANEL UNDER COVER

 Electrical Key Oscillator (for Front Floor)

 Components

COMPONENTS ILLUSTRATION *1 DECK FLOOR BOX LH *2 NO. 3 DECK BOARD SUB-ASSEMBLY *3 REAR DECK FLOOR BOX *4 NEGATIVE AUXILIARY BATTERY TERMINAL N*m (kgf*cm, ft.*lbf): Specified

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 Terminals Of Ecu

TERMINALS OF ECU CHECK DCM (TELEMATICS TRANSCEIVER) Terminal No. (Symbol) Wiring Color Terminal Description Condition Specified Condition I183-1 (+B) - I183-20 (E) Y - W-B Power source (+B) Power switch off 11 to 14 V I183-3 (SIG-) - I183-20 (E) G - W-B Ground Alway

 Open in One Side of Bus 2 Branch Line

DESCRIPTION When the CAN bus main lines are normal (no open, short to ground, short to +B or short between lines) and there is an ECU or sensor on the "Communication Bus Check" screen that is indicated as not communicating or whose connection status on the "Communication Bus Check" screen changes in

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