Lexus NX: Safety Connect System

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 Precaution

PRECAUTION WHEN DISCONNECTING AUXILIARY BATTERY CABLE NOTICE: After turning the power switch off, waiting time may be required before disconnecting the cable from the negative (-) auxiliary battery

 Parts Location

PARTS LOCATION ILLUSTRATION *A w/o Navigation System *B w/ Navigation System *1 FRONT NO. 1 SPEAKER ASSEMBLY RH *2 FRONT NO. 2 SPEAKER ASSEMBLY RH *3 TELEPHONE MICROPHONE ASS

 System Diagram

SYSTEM DIAGRAM

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 Diagnostic Trouble Code Chart

DIAGNOSTIC TROUBLE CODE CHART Occupant Classification System DTC No. Detection Item Link B1771 Passenger Side Buckle Switch Circuit Malfunction B1780 Front Occupant Classification Sensor LH Circuit Malfunction B1782 Rear Occupant Classification Sensor LH Circuit Ma

 Terminals Of Ecu

TERMINALS OF ECU CHECK MULTIPLEX NETWORK MASTER SWITCH ASSEMBLY (a) Disconnect the M10 multiplex network master switch assembly connector. (b) Measure the voltage and resistance according to the value(s) in the table below. HINT: Measure the values on the wire harness side with the connector discon

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