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478405 Compatible Water Pump — Volvo N12

525.03.0015

Summary

This heavy-duty water pump is engineered for Volvo N12 engines with the TD122 designation. It ensures precise coolant circulation to maintain optimal engine temperatures under high-load conditions. Designed for heavy commercial vehicle applications, it features high-strength components to withstand vibration and thermal stress. Equivalent to OE Volvo 478405.

Product identifiers
EAN Code8699031077260
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Compatible OEM Codes

  • VOLVO
    • 8149937
    • 8113431
    • 8113157
    • 8112683
    • 8112520
    • 5002225
    • 479931
    • 478845
    • 478405
    • 470232
    • 468937
    • 468250
    • 422791
    • 3184802
    • 20431484
    • 1699790
    • 1699786
    • 1698620
    • 1675945
    • 1545261

Description

What does a water pump do?

The water pump serves as a critical component within the engine cooling system, acting as a centrifugal pump that continuously circulates coolant between the engine block and the radiator. By maintaining this constant flow, the component prevents overheating and ensures stable operating temperatures for heavy-duty engines. This specific unit is designed to meet the rigorous demands of heavy commercial vehicle service life.

Vehicle and engine compatibility

This water pump is specifically compatible with Volvo N12 trucks equipped with TD122 engines. It provides a reliable replacement for original equipment, ensuring proper fitment and performance within the cooling circuit. It is an essential component for maintaining the thermal management of the engine during long-haul operations.

Installation and maintenance

For optimal performance, technicians should inspect the pump during routine belt or timing belt service intervals. When replacing, it is recommended to check the condition of the housing and seals to prevent leaks. Ensuring correct installation helps prevent common failure symptoms such as coolant loss or abnormal noise from the engine compartment.

Troubleshooting and service

Consult your authorized distributor for more information on compatibility.

OE cross-reference

525.03.0015 (Water Pump Water Pumps) is the equivalent of the Volvo OE number. This part directly replaces Volvo OE number 478405.

Other OEMs

VOLVO

  • 8149937
  • 8113431
  • 8113157
  • 8112683
  • 8112520
  • 5002225
  • 479931
  • 478845
  • 478405
  • 470232
  • 468937
  • 468250
  • 422791
  • 3184802
  • 20431484
  • 1699790
  • 1699786
  • 1698620
  • 1675945
  • 1545261

Compatible Vehicles

Compatible Vehicles
BrandModelModel TypeEngine
VOLVO B10B D10A
VOLVO B10M D10A
VOLVO B10M TD100
VOLVO B12 D12A
VOLVO B12 TD120
VOLVO F10 TD100
VOLVO F10 TD101
VOLVO F10 TD102
VOLVO F12 TD120
VOLVO F12 TD121
VOLVO F12 TD122
VOLVO F7 TD70
VOLVO F7 TD71
VOLVO FL10 D10A
VOLVO FL10 TD102
VOLVO FL10 TD103
VOLVO FL12 TD122
VOLVO FL12 TD123
VOLVO FM10 FM 10/320
VOLVO FM10 FM 10/360
VOLVO N10 TD100
VOLVO N10 TD101
VOLVO N12 TD120
VOLVO N12 TD122
VOLVO NL10 D10A
VOLVO NL12 D12A

FAQ

What is the function of this water pump?
This pump circulates coolant through the engine block and radiator to regulate engine temperature and prevent overheating.
Which vehicles is this part compatible with?
This part is designed specifically for Volvo N12 vehicles featuring the TD122 engine.
When should I replace my water pump?
It is recommended to inspect the pump during regular belt or timing belt service to prevent unexpected failures.
What are common signs of a failing water pump?
Look for signs such as coolant leaking from the housing or weep hole, unusual mechanical noises, or evidence of bearing play.
What are the OE reference numbers of this part?
525.03.0015 directly replaces Volvo OE number 478405.