Lexus NX: Occupant Classification System
Lexus NX Service Manual / Vehicle Interior / Supplemental Restraint Systems / Occupant Classification System
- Precaution
- Parts Location
- System Diagram
- System Description
- How To Proceed With Troubleshooting
- Initialization
- Problem Symptoms Table
- Terminals Of Ecu
- Diagnosis System
- Dtc Check / Clear
- Fail-safe Chart
- Data List / Active Test
- Diagnostic Trouble Code Chart
- Passenger Side Buckle Switch Circuit Malfunction (B1771)
- Front Occupant Classification Sensor LH Circuit Malfunction (B1780)
- Rear Occupant Classification Sensor LH Circuit Malfunction (B1782)
- Front Occupant Classification Sensor LH Collision Detection (B1785)
- Rear Occupant Classification Sensor LH Collision Detection (B1787)
- Center Airbag Sensor Assembly Communication Circuit Malfunction (B1790)
- Open in Occupant Classification ECU Battery Positive Line (B1794)
- Occupant Classification ECU Malfunction (B1795)
- Sleep Operation Failure of Occupant Classification ECU (B1796)
- Trouble in Passenger Airbag ON/OFF Indicator
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Precaution
PRECAUTION PRECAUTION FOR DISCONNECTING CABLE FROM NEGATIVE AUXILIARY BATTERY TERMINAL NOTICE:
After turning the power switch off, waiting time may be required before disconnecting the cable from t
Parts Location
PARTS LOCATION ILLUSTRATION *1 NO. 2 ENGINE ROOM RELAY BLOCK - ODS FUSE *2 FRONT SEAT INNER BELT ASSEMBLY RH *3 AIR CONDITIONING CONTROL ASSEMBLY *4 OCCUPANT DETECTION ECU *5
System Diagram
SYSTEM DIAGRAM
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Components
COMPONENTS ILLUSTRATION *A w/o AVS - - *1 FRONT FLEXIBLE HOSE *2 FRONT SHOCK ABSORBER WITH COIL SPRING *3 FRONT SPEED SENSOR LH *4 FRONT STABILIZER LINK ASSEMBLY LH *5 FRONT SUSPENSION SUPPORT DUST COVER LH *6 FRONT SUSPENSION SUPPORT PLATE LH *7 COWL BO
Inspection
INSPECTION PROCEDURE 1. INSPECT QUICK HEATER ASSEMBLY (a) Measure the resistance according to the value(s) in the table below. Standard Resistance: Tester Connection Condition Specified Condition A-1 (B) - B-1 (E) Always Below 1 Ω A-2 (E) - B-2 (B) Always Below 1 Ω A
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