Removal

3UR-FE ENGINE CONTROL SYSTEM: AIR FUEL RATIO SENSOR:

REMOVAL

CAUTION:
- Wear protective gloves when removing the exhaust pipe.
- The exhaust pipe is extremely hot immediately after the engine has stopped.
- Confirm that the exhaust pipe has cooled down before removing it.

1. REMOVE PROPELLER SHAFT HEAT INSULATOR (for 4WD) (Removal)

2. REMOVE FRONT PROPELLER SHAFT ASSEMBLY (for 4WD) ()

3. REMOVE FRONT NO. 2 EXHAUST PIPE ASSEMBLY (except Regular Cab Standard Deck)
(a) Disconnect the air fuel ratio sensor connector.
(b) Disconnect the heated oxygen sensor connector.
(c) Remove the 2 bolts from the front No. 3 exhaust pipe.
(d) Remove the 3 nuts, 2 gaskets and exhaust pipe.
4. REMOVE FRONT NO. 2 EXHAUST PIPE ASSEMBLY (for Regular Cab Standard Deck)
(a) Disconnect the air fuel ratio sensor connector.
(b) Disconnect the heated oxygen sensor connector.
(c) Remove the 2 bolts and 2 nuts from the center exhaust pipe.
(d) Remove the 3 nuts, 2 gaskets and exhaust pipe.
5. REMOVE FRONT EXHAUST PIPE ASSEMBLY
(a) Disconnect the air fuel ratio sensor connector.
(b) Disconnect the heated oxygen sensor connector and 2 clamps.
(c) Remove the 2 bolts from the center exhaust pipe.
(d) Remove the 3 nuts and exhaust pipe.
6. REMOVE AIR FUEL RATIO SENSOR (for Bank 1 Sensor 1)





(a) Using SST, remove the sensor.
SST: 09224-00010
7. REMOVE AIR FUEL RATIO SENSOR (for Bank 2 Sensor 1)





(a) Using SST, remove the sensor.
SST: 09224-00010