How to service and repair the power steering pump on 2003 Toyota Highlander?

To maintain the power steering pump, loosen the front wheel, empty the fluid, and disassemble the fender liner and apron seal. Note: Disconnect hoses and take out the vane pump assembly and check parts. O-rings and seals are installed, damaged components are replaced and the correct torque settings are ensured. Lastly, drain the fluid and leak test.

OEM 2003 Toyota Highlander Power Steering Pump

Power Steering Pump Unit

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2003 Toyota Highlander Power Steering Pump
Part Number: 44310-28240
$340.40 MSRP: $486.02
You Save: $145.62 (30%)
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Product Specifications
- Other Name: Pump Assembly, Vane
- Replaces: 44310-48030
- Item Weight: 4.60 Pounds
- Item Dimensions: 8.7 x 6.1 x 6.0 inches
- Condition: New
- SKU: 44310-28240
- Warranty: This genuine part is guaranteed by Toyota's factory warranty.
More Info
Fits the following 2003 Toyota Highlander Submodels:
- Base | 4 Cyl 2.4 L GAS
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2003 Toyota Highlander Power Steering Pump
Part Number: 44320-48030
Product Specifications
- Other Name: Pump Assembly, L/Pulley; Pump Assembly, Vane
- Part Name Code: 44320
- Item Weight: 4.80 Pounds
- Item Dimensions: 7.7 x 5.8 x 4.7 inches
- Condition: New
- Fitment Type: Direct Replacement
- SKU: 44320-48030
- Warranty: This genuine part is guaranteed by Toyota's factory warranty.
More Info
Fits the following 2003 Toyota Highlander Submodels:
- Base, Limited | 6 Cyl 3.0 L GAS

2003 Toyota Highlander Power Steering Pump

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2003 Toyota Highlander Power Steering Pump Parts Q&A

Q: How to service and repair the power steering pump on 2003 Toyota Highlander?
A: To maintain the power steering pump, loosen the front wheel, empty the fluid, and disassemble the fender liner and apron seal. Note: Disconnect hoses and take out the vane pump assembly and check parts. O-rings and seals are installed, damaged components are replaced and the correct torque settings are ensured. Lastly, drain the fluid and leak test.

Related 2003 Toyota Highlander Parts

Alternate Year Models

2002 Toyota Highlander Power Steering Pump 2004 Toyota Highlander Power Steering Pump