Last Modified: 04-05-2023 6.11:8.1.0 Doc ID: RM100000000Z9KJ
Model Year Start: 2017 Model: Sienna Prod Date Range: [08/2016 -           ]
Title: 2GR-FKS (ENGINE CONTROL): HEATED OXYGEN SENSOR: REMOVAL; 2017 - 2020 MY Sienna [08/2016 -        ]

REMOVAL

PROCEDURE

1. REMOVE INSTRUMENT PANEL FINISH PANEL END LH

  • for 2WD:

    Click here 2017 - 2020 MY Sienna [08/2016 -        ]; 2GR-FKS (INTAKE / EXHAUST): EXHAUST PIPE(for 2WD): REMOVAL+

  • for AWD:

    Click here 2017 - 2020 MY Sienna [08/2016 -        ]; 2GR-FKS (INTAKE / EXHAUST): EXHAUST PIPE(for AWD): REMOVAL+

2. REMOVE NO. 1 ENGINE UNDER COVER

2017 - 2020 MY Sienna [08/2016 -        ]; 2GR-FKS (ENGINE MECHANICAL): ENGINE ASSEMBLY: REMOVAL+

3. REMOVE NO. 2 ENGINE UNDER COVER (for AWD)

2017 - 2020 MY Sienna [08/2016 -        ]; 2GR-FKS (INTAKE / EXHAUST): EXHAUST MANIFOLD: REMOVAL+

4. REMOVE FRONT EXHAUST PIPE ASSEMBLY (for 2WD)

2017 - 2020 MY Sienna [08/2016 -        ]; 2GR-FKS (INTAKE / EXHAUST): EXHAUST PIPE(for 2WD): REMOVAL+

5. REMOVE FRONT EXHAUST PIPE ASSEMBLY (for AWD)

2017 - 2020 MY Sienna [08/2016 -        ]; 2GR-FKS (INTAKE / EXHAUST): EXHAUST PIPE(for AWD): REMOVAL+

6. REMOVE HEATED OXYGEN SENSOR (for Bank 2)

(a) Using SST, remove the heated oxygen sensor (for bank 2) from the front exhaust pipe assembly.

SST: 09224-00012

NOTICE:

If a component has been dropped or subjected to a strong impact, replace heated oxygen sensor (for bank 2).

*A

for 2WD

*B

for AWD

7. REMOVE HEATED OXYGEN SENSOR (for Bank 1)

(a) for 2WD:

SST: 09224-00012

(1) Using SST, remove the heated oxygen sensor (for bank 1) from the front exhaust pipe assembly.

NOTICE:

If a component has been dropped or subjected to a strong impact, replace heated oxygen sensor (for bank 1).

*A

for 2WD

*B

for AWD

(b) for AWD:

(1) Using SST, remove the heated oxygen sensor (for bank 1) from the No. 3 exhaust pipe sub-assembly.

SST: 09224-00012

NOTICE:

If a component has been dropped or subjected to a strong impact, replace heated oxygen sensor (for bank 1).