23477449 Pump Unit | Genuine Volvo Penta Part

🔧 Product Description

Genuine Volvo Penta pump unit from the Inlet and Exhaust System group, weighing 3.544 kg and listed for 20 applications across D, TAD and TWD series engines. It supersedes part number 23258518.

🚤 Compatibility

Typically suits:

• Volvo Penta D13C3-B MH
• Volvo Penta D13C4-B MH
• Volvo Penta TAD1380-82GE
• Volvo Penta D16C1-E MG
• Volvo Penta D16C2-E MG
• Volvo Penta D13C5-B MP
• Volvo Penta TAD1381-85VE
• Volvo Penta TAD1670-72VE
• Volvo Penta D16C1-E MH
• Volvo Penta D16C2-E MH
• Volvo Penta TWD1682-83GE
• Volvo Penta TWD1683GE-B
• Volvo Penta TWD1683VE
• Volvo Penta TWD1672-1673GE
• Volvo Penta D13C7-B MP
• Volvo Penta D13C8-B MP
• Volvo Penta TAD1384-85VE-IWP
• Volvo Penta D13C4-B MP
• Volvo Penta D8A7-A MP
• Volvo Penta D8A8-A MP

• Engine Family: D, TAD, TWD

⚙️ Key Features

• Pump unit from the Inlet and Exhaust System group
• 3.544 kg
• Supersedes 23258518
• Listed for 20 applications across D, TAD and TWD series engines

🔌 Function

Supplies the pumped flow the inlet and exhaust system needs on these engines, and is fitted and replaced as a complete unit rather than repaired internally.

⚠️ Common Signs of Failure

• Warning lamp or a stored fault against the system the pump serves
• Whining, rattling or a change in the pump note when it runs
• Nothing audible at all when the system should be calling for the pump
• Weeping or staining around the pump body or its connections
• Corroded electrical connector or a seized rotor found on removal

🛠️ Service Notes

• Check the supply, earth and the pump's fuse or relay before condemning the unit
• It supersedes 23258518, so an older parts list will show that number for the same position

🔄 Supersession & Cross Reference

OEM Supersession Chain

• 23477449 → Supersedes 23258518

📦 Condition

• Genuine Volvo Penta part
• Brand new
• Supplied in original or equivalent packaging