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:
Installation
INSTALLATION
PROCEDURE
1. INSTALL COOLER CONDENSER ASSEMBLY
(a) Install the cooler condenser assembly with the 4 bolts.
Torque:
6.0 N·m {61 kgf·cm, 53 in·lbf}
HINT:
If the condenser is replaced with a new one, add compressor oil t ...
Diagnosis System
DIAGNOSIS SYSTEM
1. CHECK BATTERY VOLTAGE
Standard voltage:
11 to 14 V
If the voltage is below 11 V, recharge the battery before proceeding to the next
step.
2. CHECK DLC3
(a) The ECU uses ISO 15765-4 for communication. The terminal arrangement of the ...
Dtc Check / Clear
DTC CHECK / CLEAR
1. CHECK DTC
(a) Connect the Techstream to the DLC3.
(b) Turn the ignition switch to ON.
(c) Turn the Techstream on.
(d) Enter the following menus: Body Electrical / Sliding Roof / Trouble Codes.
(e) Check the details of the DTC(s) (See ...
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