Toyota Sienna Service Manual: Diagnostic trouble code chart
1. DTCS FOR OCCUPANT CLASSIFICATION SYSTEM
If a trouble code is displayed during the DTC check, check the circuit listed for the code in the table below (proceed to the page listed for that circuit).
HINT: When DTC B1150/23 is detected as a result of troubleshooting for the airbag system, perform troubleshooting for the Occupant Classification System as shown in the chart below.
Occupant Classification ECU
- Passenger Side Buckle Switch Circuit Malfunction
- Front Occupant Classification Sensor LH Circuit Malfunction
- Front Occupant Classification Sensor RH Circuit Malfunction
- Rear Occupant Classification Sensor LH Circuit Malfunction
- Rear Occupant Classification Sensor RH Circuit Malfunction
- Front Occupant Classification Sensor LH Collision Detection
- Front Occupant Classification Sensor RH Collision Detection
- Rear Occupant Classification Sensor LH Collision Detection
- Rear Occupant Classification Sensor RH Collision Detection
- Center Airbag Sensor Assembly Communication Circuit Malfunction
- Occupant Classification Sensor Power Supply Circuit Malfunction
- Open in Occupant Classification ECU Battery Positive Line
- Occupant Classification ECU Malfunction
- Sleep Operation Failure of Occupant Classification ECU
- Trouble in Passenger Airbag ON / OFF Indicator
Data list / active test
HINT:
By accessing the DATA LIST displayed by the intelligent
tester, you can perform such functions as reading the values
of switches and sensors without removing any parts. Reading
the DATA LIST ...
Passenger Side Buckle Switch Circuit Malfunction
DTC B1771 Passenger Side Buckle Switch Circuit Malfunction
DESCRIPTION
The passenger side buckle switch circuit consists of the occupant
classification ECU and the front seat
inner belt assembly ...
Other materials:
Rear Clearance Sonar Sensor RH Circuit
DESCRIPTION
An ultrasonic sensor consists of a sensor portion that transmits and receives
ultrasonic waves and a preamplifier
that amplifies them. The ultrasonic sensor outputs the ultrasonic waves and
sends the received
signals to the clearance warning ECU.
WIRING DIAGRAM
INSPECTION PR ...
Diagnostic trouble code chart
HINT:
If a trouble code is displayed during the DTC check, inspect
the circuit listed for that code. For details of each code, refer
to the relevant page listed under respective "DTC No." in the
DTC chart.
TIRE PRESSURE WARNING SYSTEM:
...
Installation
1. INSTALL CIGARETTE LIGHTER ASSEMBLY
Engage the 2 claws to install the cigarette lighter
assembly.
Install the cigarette lighter knob.
2. INSTALL CIGARETTE LIGHTER COVER
Engage the 2 claws to install the cigarette lighter
cover.
3. INSTALL INSTRUMENT CL ...
