23742374 Wiring Harness | Genuine Volvo Penta Part

🔧 Product Description

Genuine Volvo Penta 24 V alternator W-signal wiring harness, weighing 0.008 kg and listed for 43 D series engine applications. The W terminal feeds the tachometer, so both the voltage and the signal source matter.

🚤 Compatibility

• Engine Family: D
• HP Range: 300-480 HP

Full model list at the end of this description.

⚙️ Key Features

• 24 V alternator W-signal wiring harness
• 0.008 kg
• Listed for 43 D series engine applications
• Cables and Fuses group

🔌 Function

Carries the alternator's W terminal signal to the tachometer, so engine speed can be read at the helm.

⚠️ Common Signs of Failure

• Tachometer reading zero, or jumping about
• Rev counter reading roughly half or double the true speed
• Reading that only appears once the engine has warmed up
• Green or powdery corrosion at the alternator terminal
• A broken core inside intact-looking insulation, found on continuity testing

🛠️ Service Notes

• Confirm the system is 24 V and that the tachometer is set for a W terminal source before fitting
• Check the alternator terminal and the instrument end before replacing the lead

📦 Condition

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

🔎 Full Model Compatibility

Typically suits:

• Volvo Penta D6-340I-G, D6-380I-G, D6-440I-G, D6-480I-G, D6-300A-G, D6-340A-G, D6-380A-G, D6-440I-WJ-G, D6-480I-WJ-G, D6-300D-G, D6-340D-G, D6-380D-G, D6-440D-G, D6-480D-G, D6-440A-G, D6-300I-G
• Volvo Penta D13C1-A MP, D13C2-A MP, D13C3-A MP, D13C4-A MP, D13B-K MP, D13B-N MH, D13B-N MH (FE), D13C6-A MP, D13C1-A MH, D13C5-A MP
• Volvo Penta D8A2-A MP, D8A5-A MH, D8A6-A MH, D8A5-A MG, D8A6-A MG, D8A4-A MP, D8A1-A MP, D8A3-A MP
• Volvo Penta D11B3-A MP, D11B4-A MP, D11B2-A MP, D11B1-A MP
• Volvo Penta D4-320I-G, D4-300I-G, D4-320A-G, D4-300A-G
• Volvo Penta D16C-D MH