3172774 Engine Speed Sensor | Genuine Volvo Penta Part

🔧 Product Description

Genuine Volvo Penta engine speed sensor for flywheel housing 40005625, from the Instruments group, weighing 0.184 kg and listed for 26 D series engine applications. Fits Volvo Penta D9A2A-D9A2K variants, D12C-A MP and D12D-A to D12D-H (MG/MH/MP) marine diesels.

🚤 Compatibility

• Engine Family: D

Full model list at the end of this description.

⚙️ Key Features

• For flywheel housing 40005625
• 0.184 kg
• 26 D series engine applications
• Quantity varies by assembly, most commonly two

🔌 Function

Reads engine speed from the flywheel and reports it to the control system.

⚠️ Common Signs of Failure

• No or erratic engine speed signal
• Engine cutting out or refusing to start
• Fault code naming the speed circuit
• Debris built up on the sensor tip
• Corrosion at the connector

🛠️ Service Notes

• It is specified for flywheel housing 40005625 — the housing sets the sensor position and air gap, so confirm which is fitted
• Check the sensor tip for metallic debris before condemning it; a build-up alone can kill the signal

📦 Condition

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

🔎 Full Model Compatibility

Typically suits:

• Volvo Penta D12C-A MP, D12D-A MG, D12D-A MH, D12D-A MP, D12D-B MH, D12D-B MP, D12D-C MH, D12D-C MP, D12D-D MP, D12D-E MG, D12D-E MH, D12D-E MP, D12D-F MP, D12D-G MH, D12D-G MP, D12D-H MP
• Volvo Penta D9A2J, D9A2G, D9A2D, D9A2B, D9A2F, D9A2K, D9A2H, D9A2A, D9A2C, D9A2E