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:
Terminals Of Ecu
TERMINALS OF ECU
1. CHECK POWER BACK DOOR ECU (POWER BACK DOOR MOTOR UNIT)
(a) Disconnect the L20 ECU connector.
(b) Measure the voltage and resistance according to the value(s) in the table
below.
Tester Connection
Wiring Color
...
Open or Short Circuit in ABS Solenoid Relay Circuit (C0278/11)
DESCRIPTION
The ABS solenoid relay supplies power to the ABS solenoid and TRAC solenoid.
The solenoid relay is turned on 1.5 seconds after the ignition switch is turned
to ON, and is turned off if an open or short in the solenoid is detected by self
diag ...
Door Unlock Detection Switch Circuit
DESCRIPTION
The main body ECU (driver side junction block assembly) detects the condition
of the door unlock detection switch.
WIRING DIAGRAM
PROCEDURE
1.
READ VALUE USING TECHSTREAM
(a) Connect the Techstream to the DL ...
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