Toyota RAV4 manuals

Toyota Sienna Service Manual: Removal

1. DISCONNECT CABLE FROM NEGATIVE BATTERY TERMINALV

Caution: wait at least 90 seconds after disconnecting the cable from the negative (-) battery terminal to prevent airbag and seat belt pretensioner activation.

2. Remove air fuel ratio sensor (for bank 2 sensor 1)

emove air fuel ratio sensor (for bank 2 sensor 1)

(a) Disconnect the sensor connector.

(b) Using SST, remove the sensor from the exhaust manifold.V

Sst 09224-00010

3. REMOVE CENTER EXHAUST PIPE ASSEMBLY

(a) Disconnect the heated oxygen sensor (for Bank 1 Sensor 2) connector under the center console.

(b) Remove the clip as shown in the illustration.

REMOVE CENTER EXHAUST PIPE ASSEMBLY

REMOVE CENTER EXHAUST PIPE ASSEMBLY

(c) Remove the 2 bolts and 2 compression springs.

(d) Remove the 2 bolts, 2 nuts and center exhaust pipe assembly.

REMOVE CENTER EXHAUST PIPE ASSEMBLY

4. REMOVE EXHAUST MANIFOLD RH

REMOVE EXHAUST MANIFOLD RH

(a) Remove the nut, bolt and exhaust manifold stay.

REMOVE EXHAUST MANIFOLD RH

(b) Remove the 6 nuts and exhaust manifold RH.

(c) Remove the gasket and exhaust manifold to head gasket.

5. REMOVE AIR FUEL RATIO SENSOR (for Bank 1 Sensor 1)

REMOVE AIR FUEL RATIO SENSOR (for Bank 1 Sensor 1)

(a) Using SST, remove the sensor.

SST 09224-00010

On-vehicle inspection
HINT: The type of ignition switch on this model differs according to the specifications of the vehicle. For the expressions used in this section, refer to the "EXPRESSIONS OF IGNITION SWITCH& ...

Inspection
1. Inspect air fuel ratio sensor (A) measure the resistance of the sensor. Standard resistance If the resistance is not as specified, replace the sensor. ...

Other materials:

Oxygen (A/F) Sensor Signal Stuck
HINT: Although the DTC titles say 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 The A/F sensor generates a voltage* ...

Passenger Airbag ON/OFF Indicator Circuit Malfunction
DTC B1152/28 Passenger Airbag ON/OFF Indicator Circuit Malfunction DESCRIPTION The passenger airbag ON/OFF indicator circuit consists of the center airbag sensor assembly and passenger airbag ON/OFF indicator. This circuit indicates the operation condition of the front passenger airbag, ...

Cold Start Ignition Timing Performance
DESCRIPTION This monitor will run when the engine is started at -10 to 50°C (14 to 122°F) of the engine coolant temperature. The DTC will set after the engine idling for 13 seconds (2 trip detection logic). The DTC is designed to monitor the idle air control at cold start. When the ...

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