Toyota Venza: Occupant Classification System
- Precaution
- Parts Location
- System Diagram
- How To Proceed With Troubleshooting
- System Description
- Initialization
- Problem Symptoms Table
- Terminals Of Ecu
- Diagnosis System
- Dtc Check / Clear
- Data List / Active Test
- Fail-safe Chart
- Sleep Operation Failure of Occupant Classification ECU (B1796)
- Diagnostic Trouble Code Chart
- Occupant Classification ECU Malfunction (B1795)
- Occupant Classification Sensor Power Supply Circuit Malfunction (B1793)
- Open in Occupant Classification ECU Battery Positive Line (B1794)
- Center Airbag Sensor Assembly Communication Circuit Malfunction (B1790)
- Rear Occupant Classification Sensor LH Collision Detection (B1787)
- Rear Occupant Classification Sensor RH Collision Detection (B1788)
- Front Occupant Classification Sensor RH Collision Detection (B1786)
- Front Occupant Classification Sensor LH Collision Detection (B1785)
- Rear Occupant Classification Sensor LH Circuit Malfunction (B1782)
- Rear Occupant Classification Sensor RH Circuit Malfunction (B1783)
- Front Occupant Classification Sensor RH Circuit Malfunction (B1781)
- Passenger Side Buckle Switch Circuit Malfunction (B1771)
- Front Occupant Classification Sensor LH Circuit Malfunction (B1780)
- Trouble in Passenger Airbag ON/OFF Indicator
Occupant Classification Ecu
Components
COMPONENTS
ILLUSTRATION
ILLUSTRATION
On-vehicle Inspection
ON-VEHICLE INSPECTION
CAUTION / NOTICE / HINT
CAUTION:
Be sure to follow the correct removal and installation proc ...
Precaution
PRECAUTION
1. PRECAUTION FOR DISCONNECTING THE BATTERY CABLE
NOTICE:
When disconnecting the cable from the negative (-) battery terminal, initialize
the following systems after the cable is recon ...
Other materials about Toyota Venza:
ECU Power Source Circuit
DESCRIPTION
This circuit provides power for main body ECU (driver side junction block assembly)
operation.
WIRING DIAGRAM
PROCEDURE
1.
CHECK DRIVER SIDE JUNCTION BLOCK ASSEMBLY (MAIN BODY ECU (POWER SOURCE))
...
Short in Side Squib RH Circuit (B1820/55-B1823/55)
DESCRIPTION
The side squib RH circuit consists of the center airbag sensor assembly and front
seat side airbag assembly RH.
The center airbag sensor assembly uses this circuit to deploy the airbag when
deployment conditions are met.
These DTCs are store ...
Removal
REMOVAL
PROCEDURE
1. REMOVE ROOF DRIP CENTER SIDE FINISH MOULDING (w/o Sliding Roof)
(a) Put protective tape around the roof drip center side finish moulding.
Text in Illustration
*1
Protective Tape
...
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