How to service and repair the water pump on 2003 Toyota Sienna?

To repair and service the water pump, drain the engine coolant then dismantle the required components. Removal of water pump and gasket and checking them on leakage. Rechange the water pump in case it is found. Fit a fresh gasket and make sure that no oil is in contact with it, reassemble and check leakages.

OEM 2003 Toyota Sienna Water Pump

H2O Pump

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2003 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
- Part Name Code: 16100
- Item Weight: 2.50 Pounds
- Item Dimensions: 10.0 x 6.5 x 5.9 inches
- Condition: New
- Fitment Type: Direct Replacement
- SKU: 16100-29085
- Warranty: This genuine part is guaranteed by Toyota's factory warranty.
More Info
Fits the following 2003 Toyota Sienna Submodels:
- CE, LE, Limited, XLE, XLE Limited | 6 Cyl 3.0 L GAS, 6 Cyl 3.3 L GAS

2003 Toyota Sienna Water Pump

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2003 Toyota Sienna Water Pump Parts Q&A

Q: How to service and repair the water pump on 2003 Toyota Sienna?
A: To repair and service the water pump, drain the engine coolant then dismantle the required components. Removal of water pump and gasket and checking them on leakage. Rechange the water pump in case it is found. Fit a fresh gasket and make sure that no oil is in contact with it, reassemble and check leakages.

Related 2003 Toyota Sienna Parts

Alternate Year Models

2002 Toyota Sienna Water Pump 2004 Toyota Sienna Water Pump