Last Modified: 04-05-2023 6.11:8.1.0 Doc ID: RM100000000ZAPK
Model Year Start: 2017 Model: Sienna Prod Date Range: [08/2016 -           ]
Title: 2GR-FKS LUBRICATION: OIL PUMP: REMOVAL; 2017 - 2020 MY Sienna [08/2016 -        ]

REMOVAL

PROCEDURE

1. REMOVE OIL PAN SUB-ASSEMBLY

Click here 2017 - 2020 MY Sienna [08/2016 -        ]; 2GR-FKS (ENGINE MECHANICAL): CYLINDER HEAD GASKET: REMOVAL

2. REMOVE TIMING CHAIN CASE OIL SEAL

Click here 2017 - 2020 MY Sienna [08/2016 -        ]; 2GR-FKS (ENGINE MECHANICAL): FRONT CRANKSHAFT OIL SEAL: REMOVAL+

3. REMOVE TIMING CHAIN COVER ASSEMBLY

(a) Remove the 23 bolts and 2 nuts shown in the illustration.

*a

Nut

(b) Remove the timing chain cover assembly by prying between the timing chain cover assembly and cylinder head sub-assembly or cylinder block sub-assembly with a screwdriver with its tip wrapped with protective tape.

NOTICE:

Be careful not to damage the contact surfaces of the cylinder head sub-assembly, cylinder block sub-assembly and timing chain cover assembly.

*a

Protective Tape

(c) Remove the oil pump gasket from the cylinder block sub-assembly.