How to replace the heater water pump assembly on 2004 Toyota Prius?

The first step to replace the heater water pump assembly requires disconnecting heater water hose C using the clip release and wire harness removal followed by hose clip sliding and hose separation while avoiding harmful force and using coolant prepared containment materials. Start by disconnecting the connector and removing the two bolts from the heater water pump assembly before unclipping heater water hose A while making sure to avoid applying unnecessary force and having coolant leak containment prepared. The installation begins with heater water hose A followed by the hose clip positioning where the hose ditch should face upwards according to specifications. Begin by applying the heater water pump assembly with its two bolts following the installation sequence and connecting the connector in place. Mount heater water hose C while applying the hose clip to maintain the hose marking in an upward position. After finishing the task checking for leaks you should add the engine coolant.

OEM 2004 Toyota Prius Water Pump

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2004 Toyota Prius Water Pump
Part Number: 16100-29157-83
$54.19 MSRP: $75.43
You Save: $21.24 (29%)
Ships in 1-3 Business Days
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Product Specifications
- Other Name: Pump Assembly, Water; Engine Water Pump
- Replaces: 16100-29156-83, 16100-29156, 16100-29155, 16100-29155-83
- Item Weight: 1.60 Pounds
- Condition: New
- SKU: 16100-29157-83
- Warranty: This genuine part is guaranteed by Toyota's factory warranty.
Fits the following 2004 Toyota Prius Submodels:
- Base, Touring | 4 Cyl 1.5 L FULL HYBRID EV-GAS (FHEV)
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2004 Toyota Prius Motor Assembly
Part Number: G9020-47031
$162.93 MSRP: $230.63
You Save: $67.70 (30%)
Ships in 1-3 Business Days
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Product Specifications
- Other Name: Pump Assembly, Water W/M; Drive Motor Inverter Cooler; Engine Auxiliary; Electric; Engine Water Pump; Pump; Pump Assembly, Water W/Motor & Bracket
- Replaces: G9020-47030
- Part Name Code: 16290A
- Item Weight: 2.90 Pounds
- Item Dimensions: 7.4 x 7.3 x 7.2 inches
- Condition: New
- Fitment Type: Direct Replacement
- SKU: G9020-47031
- Warranty: This genuine part is guaranteed by Toyota's factory warranty.
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Fits the following 2004 Toyota Prius Submodels:
- Base, Touring | 4 Cyl 1.5 L FULL HYBRID EV-GAS (FHEV)
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2004 Toyota Prius Water Pump
Part Number: 16290-21011
$227.63 MSRP: $325.00
You Save: $97.37 (30%)
Ships in 1-3 Business Days
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Product Specifications
- Other Name: Pump Assembly, Water W/M; Electric Water Pump; Engine Water Pump; Pump; Pump Assembly, Water W/Motor & Bracket
- Replaces: 16290-21010
- Part Name Code: 16290C
- Item Weight: 6.60 Pounds
- Item Dimensions: 9.5 x 9.1 x 9.5 inches
- Condition: New
- Fitment Type: Direct Replacement
- SKU: 16290-21011
- Warranty: This genuine part is guaranteed by Toyota's factory warranty.
More Info
Fits the following 2004 Toyota Prius Submodels:
- Base, Touring | 4 Cyl 1.5 L FULL HYBRID EV-GAS (FHEV)
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2004 Toyota Prius Water Pump
Part Number: 87200-47030
$863.04 MSRP: $1264.80
You Save: $401.76 (32%)
Ships in 1-3 Business Days
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Product Specifications
- Other Name: Accessory Assembly, Heat; Electric Water Pump; Engine Water Pump; Pump Assembly; Pump Assembly, Water(For Heater)
- Part Name Code: 87200A
- Item Weight: 5.10 Pounds
- Item Dimensions: 11.4 x 8.3 x 5.3 inches
- Condition: New
- Fitment Type: Direct Replacement
- SKU: 87200-47030
- Warranty: This genuine part is guaranteed by Toyota's factory warranty.
More Info
Fits the following 2004 Toyota Prius Submodels:
- Base, Touring | 4 Cyl 1.5 L FULL HYBRID EV-GAS (FHEV)

2004 Toyota Prius Water Pump

Looking for affordable OEM 2004 Toyota Prius Water Pump? Explore our comprehensive catalogue of genuine 2004 Toyota Prius Water Pump. All our parts are covered by the manufacturer's warranty. Plus, our straightforward return policy and speedy delivery service ensure an unparalleled shopping experience. We look forward to your visit!

2004 Toyota Prius Water Pump Parts Q&A

Q: How to replace the heater water pump assembly on 2004 Toyota Prius?
A: The first step to replace the heater water pump assembly requires disconnecting heater water hose C using the clip release and wire harness removal followed by hose clip sliding and hose separation while avoiding harmful force and using coolant prepared containment materials. Start by disconnecting the connector and removing the two bolts from the heater water pump assembly before unclipping heater water hose A while making sure to avoid applying unnecessary force and having coolant leak containment prepared. The installation begins with heater water hose A followed by the hose clip positioning where the hose ditch should face upwards according to specifications. Begin by applying the heater water pump assembly with its two bolts following the installation sequence and connecting the connector in place. Mount heater water hose C while applying the hose clip to maintain the hose marking in an upward position. After finishing the task checking for leaks you should add the engine coolant.