21334583 Wiring Harness | Genuine Volvo Penta Part

🔧 Product Description

A factory-terminated wiring harness used to distribute power and signals through the assigned Volvo Penta engine, drive or control system.

🚤 Compatibility

• Engine Family: D
• HP Range: 110-220 HP

Full model list at the end of this description.

⚙️ Key Features

• OEM connector and pin arrangement
• Engine-compartment-rated insulation
• Factory-routed branches
• Protective sleeving and retention

🔌 Function

The harness carries power, sensor and control circuits between the connected components.

⚠️ Common Signs of Failure

• Damaged insulation or chafing
• Open or shorted circuits

🛠️ Service Notes

• Compare the new harness with the old one before fitting — check the connector types, the number of pins and the branch lengths, and lay it out alongside the old loom to confirm every branch reaches its component
• Disconnect the batteries before unplugging or fitting a harness, and support the loom as you work so its weight never hangs on a connector or a bulkhead grommet
• Route it along the original path and secure it with the original clips and ties, clear of hot exhaust surfaces, sharp edges and anything that moves; leave a service loop at each connector rather than pulling a branch tight
• Push every connector home until the lock latches and protect the joints with a marine dielectric grease — an intermittent electrical fault is far more often a partly seated or salt-corroded pin than a broken wire
• Renewing the harness is the right repair where insulation is chafed, brittle or oil-soaked, or where corrosion has tracked inside the connector bodies; patch repairs in a damp engine bay tend to fail again, and any single conductor that is repaired should be joined with tinned marine cable of the same gauge, a proper crimp and adhesive-lined heat-shrink

🔄 Supersession & Cross Reference

OEM / Related Numbers

• 837533 - Rubber cap
• 843684 - Button
• 873852 - Fuse holder
• 873944 - Retainer

📦 Condition

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

🔎 Full Model Compatibility

Typically suits:

• Volvo Penta D3-220I-G, D3-140A-D, D3-170A-D, D3-200A-D, D3-220A-D, D3-140A-E, D3-170A-E, D3-200A-E, D3-220A-E, D3-140A-F, D3-170A-F, D3-200A-F, D3-220A-F, D3-140A-G, D3-170A-G, D3-200A-G, D3-220A-G, D3-140I-G, D3-110I-G, D3-150I-G, D3-170I-G, D3-200I-G, D3-110I-H, D3-140A-H, D3-170A-H, D3-200A-H, D3-220A-H, D3-150I-H, D3-170I-H, D3-200I-H, D3-220I-H, D3-140I-H