How to install the water pump assembly on Toyota Sienna?

Installation of water pump assembly requires using 16 bolts, Bolt A and Bolts B and C having 21 Nm and 11 Nm torque, respectively. Install a new gasket and O-ring, connect the water inlet housing, and the water pump pulley. Assemble the assembly with the addition of coolant, and leaks check.

How to service and repair the water pump on Toyota Sienna?

In order to repair the water pump, drain the coolant, take out of it the needed parts and remove the pump. Check leakage and proper functioning. Install a new gasket, Torque the bolts, and install. Lastly, make refill-coolant, engage the engine and monitor the leaks and coolant levels.

OEM Toyota Sienna Water Pump

H2O Pump

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6 Water Pumps found

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Toyota Sienna Water Pump
Part Number: 16100-29085
$75.09 MSRP: $105.41
You Save: $30.32 (29%)
Ships in 1-3 Business Days
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Product Specifications
- Other Name: Pump Assembly, Water; Engine Water Pump; Water Pump Assembly; Pump Assembly, Engine Water
- Replaces: 16100-09070
- Warranty: This genuine part is guaranteed by Toyota's factory warranty.
Fits the following Vehicles:
- 1998-2006 Toyota Sienna | CE, LE, Limited, XLE, XLE Limited | 6 Cyl 3.0 L GAS, 6 Cyl 3.3 L GAS
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Toyota Sienna Water Pump
Part Number: 16100-09442
$143.69 MSRP: $203.41
You Save: $59.72 (30%)
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Product Specifications
- Other Name: Pump Assembly, Water; Engine Water Pump; Water Pump Assembly; Pump Assembly, Engine Water
- Manufacturer Note: (L)
- Replaces: 16100-39456, 16100-09440, 16100-09441, 16100-39455
- Warranty: This genuine part is guaranteed by Toyota's factory warranty.
Fits the following Vehicles:
- 2007-2016 Toyota Sienna | Base, CE, L, LE, Limited, SE, XLE | 6 Cyl 3.5 L GAS
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Toyota Sienna Water Pump
Part Number: 16100-09515
$115.17 MSRP: $161.66
You Save: $46.49 (29%)
Ships in 1-3 Business Days
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Product Specifications
- Other Name: Pump Assembly, Water; Engine Water Pump; Water Pump Assembly; Pump Assembly, Engine Water
- Warranty: This genuine part is guaranteed by Toyota's factory warranty.
Fits the following Vehicles:
- 2011-2012 Toyota Sienna | Base, LE | 4 Cyl 2.7 L GAS
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Toyota Sienna Pump Assembly, Engine Water
Part Number: 16100-09690
$131.59 MSRP: $186.27
You Save: $54.68 (30%)
Ships in 1-3 Business Days
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Product Specifications
- Other Name: Pump Assembly, Water; Engine Water Pump; Water Pump
- Warranty: This genuine part is guaranteed by Toyota's factory warranty.
Fits the following Vehicles:
- 2017-2020 Toyota Sienna | L, LE, Limited, Limited Premium, SE, SE Premium, XLE, XLE Premium | 6 Cyl 3.5 L GAS
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Toyota Sienna Water Pump
Part Number: G9040-48060
$463.56 MSRP: $679.35
You Save: $215.79 (32%)
Ships in 1-2 Business Days
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Product Specifications
- Other Name: Pump Assembly, Water W/M; Auxiliary Pump; Inverter Water Pump Assembly(W/Motor)
- Warranty: This genuine part is guaranteed by Toyota's factory warranty.
Fits the following Vehicles:
- 2023 Toyota Sienna | 25th Anniversary Edition, LE, Limited, Platinum, XLE, XSE | 4 Cyl 2.5 L FULL HYBRID EV-GAS (FHEV)
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Toyota Sienna Water Pump
Part Number: G9040-42010
$485.10 MSRP: $710.92
You Save: $225.82 (32%)
Ships in 1-3 Business Days
ADD TO CART
Product Specifications
- Other Name: Pump Assembly, Water W/M; Drive Motor Inverter Cooler Water Pump; Auxiliary Pump; Inverter Water Pump Assembly(W/Motor)
- Manufacturer Note: MARK=G
- Warranty: This genuine part is guaranteed by Toyota's factory warranty.
Fits the following Vehicles:
- 2021-2022 Toyota Sienna | LE, Limited, Platinum, XLE, XSE | 4 Cyl 2.5 L FULL HYBRID EV-GAS (FHEV)

Toyota Sienna Water Pump

If you're thinking about purchasing OEM parts for your Toyota Sienna, our website is your one-stop destination. We stock an extensive selection of genuine Toyota Sienna Water Pump at pocket-friendly prices. Plus, we guarantee a swift delivery and a hassle-free return policy for your convenience.

Toyota Sienna Water Pump Parts and Q&A

Water Pump
16100-09442
Q: How to install the water pump assembly on Toyota Sienna?
A: Installation of water pump assembly requires using 16 bolts, Bolt A and Bolts B and C having 21 Nm and 11 Nm torque, respectively. Install a new gasket and O-ring, connect the water inlet housing, and the water pump pulley. Assemble the assembly with the addition of coolant, and leaks check.
Water Pump
16100-29085
Q: How to service and repair the water pump on Toyota Sienna?
A: In order to repair the water pump, drain the coolant, take out of it the needed parts and remove the pump. Check leakage and proper functioning. Install a new gasket, Torque the bolts, and install. Lastly, make refill-coolant, engage the engine and monitor the leaks and coolant levels.