toyota Workshop Repair Guides

Toyota Workshop Service and Repair Manuals

Oxygen Sensor Relay > < Air-Fuel Ratio Sensor
Page 1
background image

Oxygen Sensor: Service and Repair
Heated Oxygen Sensor

HEATED OXYGEN SENSOR

REMOVAL

1. DISCONNECT CABLE FROM NEGATIVE BATTERY TERMINAL
2. REMOVE HEATED OXYGEN SENSOR

a. Disconnect the 2 heated oxygen sensor connectors.
b. Remove the 2 heated oxygen sensors from the exhaust pipe.

INSTALLATION

1. INSTALL HEATED OXYGEN SENSOR

a. Using SST, install the 2 heated oxygen sensors onto the exhaust pipe.

SST 09224-00010

Torque: 44 N.m (449 kgf.cm, 33 ft.lbf)

b. Connect the 2 heated oxygen sensor connectors.

2. CONNECT CABLE TO NEGATIVE BATTERY TERMINAL

Torque: 3.9 N.m (40 kgf.cm, 35 in.lbf)

3. CHECK FOR EXHAUST GAS LEAKAGE

Oxygen Sensor Relay > < Air-Fuel Ratio Sensor