23977168 Wiring Harness | Genuine Volvo Penta Part

🔧 Product Description

Genuine Volvo Penta wiring harness weighing 5.026 kg, listed for eight D series engine applications. It supersedes 23228464 - the same number replaced by harness 23977174, which weighs only 58 grams, so identify which part of the old loom is needed.

🚤 Compatibility

Typically suits:

• Volvo Penta D8A2-A MP
• Volvo Penta D8A5-A MH
• Volvo Penta D8A6-A MH
• Volvo Penta D8A5-A MG
• Volvo Penta D8A6-A MG
• Volvo Penta D8A4-A MP
• Volvo Penta D8A1-A MP
• Volvo Penta D8A3-A MP

• Engine Family: D

⚙️ Key Features

• Cables and Fuses group
• 5.026 kg
• Listed for eight D series engine applications
• Supersedes 23228464, the same number that harness 23977174 also replaces

🔌 Function

Carries power and signals between the engine's sensors, actuators and control unit through one pre-formed loom with the correct connector at each end.

⚠️ Common Signs of Failure

• Warning lamps or fault codes that come and go with engine movement
• Connector pins green with corrosion or pushed back in their housing
• Chafed insulation where the loom passes a sharp edge or a hot pipe
• Engine cutting out when the loom is moved by hand
• Sheathing melted or gone hard near an exhaust component

🛠️ Service Notes

• Two harnesses replace 23228464 - this one at 5.026 kg and 23977174 at 0.058 kg - so identify which part of the old loom is needed before ordering
• Check the earth points and connector pins before condemning a loom
• Route and clip the new harness exactly as the old one ran

🔄 Supersession & Cross Reference

OEM Supersession Chain

• 23977168 → Supersedes 23228464

OEM / Related Numbers

• 23228464 earlier number superseded by this part

📦 Condition

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