Toyota Sienna 2010-2026 Owners Manual: Maintenance and care
Safety information for Safety Connect
Important! Read this information before using Safety Connect.
Exposure to radio frequency signals
The Safety Connect system installed in your vehicle is a low-power
radio transmitter and receiver. ...
Other materials:
Oxygen (A/F) Sensor Heater Control Circuit
HINT
Although the DTC titles say the oxygen sensor, these DTCs relate to the
Air-Fuel Ratio (A/F) sensor.
Sensor 1 refers to the sensor mounted in front of the Three-Way
Catalytic Converter (TWC) and
located near the engine assembly.
DESCRIPTION
Refer to DTC P2195 (See page ES- ...
A/F Sensor Circuit Slow Response
HINT:
DTC P2A00 indicates malfunctions related to the bank 1 A/F sensor.
DTC P2A03 indicates malfunctions related to the bank 2 A/F sensor.
Bank 1 refers to the bank that includes cylinder No. 1.
Bank 2 refers to the bank that includes cylinder No. 2.
Sensor 1 refers to the sensor mo ...
Removal
1. PRECAUTION
CAUTION:
Be sure to read "PRECAUTION" thoroughly before servicing.
2. DISCONNECT CABLE FROM NEGATIVE BATTERY
TERMINAL
CAUTION:
Wait for 90 seconds after disconnecting the cable to
prevent the airbag working.
3. REMOVE FRONT SEAT ASSEMBLY (for Manual Seat)
4. REMOVE F ...
