478405 Volvo B12 TD120 Water Pump
525.03.0018
Summary
This heavy-duty water pump is designed for the cooling system of Volvo B12 engines, specifically the TD120 series. It ensures efficient coolant circulation to maintain optimal engine temperature under high-load conditions. Equivalent to OE Volvo 478405.
| EAN Code | 8699031077314 |
|---|
Ready to Order
Compatible OEM Codes
-
VOLVO
- 8149937
- 8113431
- 8113157
- 8112683
- 8112523
- 8112520
- 5002225
- 479931
- 478845
- 478405
- 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, responsible for circulating coolant between the engine block, cylinder head, and radiator. This centrifugal-type pump ensures that thermal energy is effectively managed, preventing overheating during continuous operation in heavy commercial vehicle applications.Vehicle and engine compatibility
This specific model is designed for Volvo B12 vehicles equipped with the TD120 engine. It is engineered to withstand the high temperatures and vibrations typical of heavy-duty engine environments, ensuring stable performance for fleet managers and workshop technicians.Maintenance and inspection
To ensure proper function, technicians should inspect the pump during routine belt or timing belt service. Monitoring for signs such as coolant leaks from the weep hole or unusual bearing noise can prevent unexpected engine downtime. Always verify the engine code to ensure exact fitment.Troubleshooting guidance
Check the compatibility list.OE cross-reference
525.03.0018 (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
- 8112523
- 8112520
- 5002225
- 479931
- 478845
- 478405
- 422791
- 3184802
- 20431484
- 1699790
- 1699786
- 1698620
- 1675945
- 1545261
Compatible Vehicles
| Brand | Model | Model Type | Engine |
|---|---|---|---|
| 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 water pump circulates coolant throughout the engine cooling system, including the radiator and cylinder head, to regulate operating temperatures.
Which engines is this part compatible with?
This part is specifically designed to fit Volvo B12 engines featuring the TD120 designation.
How can I identify a failing water pump?
Common indicators include coolant leaking from the weep hole, unusual bearing noise, or excessive vibration during engine operation.
When should I replace the water pump?
It is recommended to inspect or renew the water pump during scheduled timing belt or alternator belt service intervals to prevent system failure.
What are the OE reference numbers of this part?
525.03.0018 directly replaces Volvo OE number 478405.