Lexus NX: Airbag System
- Precaution
- Parts Location
- System Diagram
- System Description
- How To Proceed With Troubleshooting
- Problem Symptoms Table
- Terminals Of Ecu
- Diagnosis System
- Dtc Check / Clear
- Check Mode Procedure
- Data List / Active Test
- Diagnostic Trouble Code Chart
- Vehicle Control History
- Airbag ECU Malfunction (B1000)
- Front Airbag Sensor (RH) (B1610)
- Front Airbag Sensor Lost Communication (RH) (B1612,B1613)
- Front Airbag Sensor (LH) (B1615)
- Front Airbag Sensor Lost Communication (LH) (B1617,B1618)
- Curtain Shield Airbag Sensor (RH) (B1630,B1632,B1635,B1637)
- Side Satellite Sensor Bus Lost Communication (RH) (B1642,B1643,B1647,B1648)
- Occupant Classification System Malfunction (B1650)
- Driver Side Seat Position Sensor (B1653)
- Seat Belt Buckle Switch (LH) (B1656)
- P Seat Airbag Active Mode Indicator (B1660)
- Side Airbag Sensor RH (B1690,B1695)
- Lost Communication with Side Airbag Sensor RH (B1692,B1693,B1697,B1698)
- Short in D Squib Circuit (B1800-B1803)
- Short in P Squib Circuit (B1805-B1808)
- Short in D Squib (Dual Stage - 2nd Step) Circuit (B1810-B1813)
- Short in P Squib (Dual Stage - 2nd Step) Circuit (B1815-B1818)
- Short in Side Squib (RH) Circuit (B1820-B1823)
- Short in Side Squib (LH) Circuit (B1825-B1828)
- Short in Curtain Shield Airbag (RH) Squib Circuit (B1830-B1833)
- Short in Curtain Shield Airbag (LH) Squib Circuit (B1835-B1838)
- Short in Knee Airbag (D Side) Squib Circuit (B1860-B1863)
- Short in Passenger Side Front Seat Cushion Squib Circuit (B1875-B1878)
- Short in P/T Squib (RH) Circuit (B1900-B1903)
- Short in P/T Squib (LH) Circuit (B1905-B1908)
- Short in Selectable Force Limiter Squib RH Circuit (B1940-B1943)
- SRS Warning Light Remains ON
- SRS Warning Light does not Come ON
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Precaution
PRECAUTION CAUTION:
This vehicle is equipped with a Supplemental Restraint System (SRS), which consists of a horn button assembly, instrument panel passenger airbag assembly, curtain shield airbag
Parts Location
PARTS LOCATION ILLUSTRATION *1 FRONT SEAT OUTER BELT ASSEMBLY LH *2 FRONT SEAT OUTER BELT ASSEMBLY RH *3 FRONT SEAT AIRBAG ASSEMBLY LH *4 FRONT SEAT AIRBAG ASSEMBLY RH *5 CUR
System Diagram
SYSTEM DIAGRAM Transmitting ECU (Transmitter) Receiving ECU (Receiver) Signal Communication Method Airbag ECU Assembly Hybrid Vehicle Control ECU Crash detection signal CAN C
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System Description
SYSTEM DESCRIPTION FUNCTION OF MAIN COMPONENTS Component Function Multiplex tilt and telescopic ECU This ECU sends a control signal to the tilt motor and telescopic motor, based on signals from each switch, to adjust the steering position. Tilt motor (Built-in tilt position sensor)
Under Hood
General MaintenanceGENERAL MAINTENANCE PROCEDURE 1. GENERAL NOTES
Maintenance requirements vary depending on country.
Check the maintenance schedule in the owner's manual.
Following the maintenance schedule is mandatory.
Determine the appropriate time to service the vehicle using either mi
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