# 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

## Details

- **Price:** 387.97 AUD
- **Vendor:** Volvo Penta
- **Type:** Electrical & Wiring
- **Tags:** Volvo Penta

## Variants

| Variant | Price | Available |
|---------|-------|-----------|
| Default Title | 387.97 AUD | In stock |

## Images

- 21334583 Wiring Harness | Genuine Volvo Penta Part

---

> Source: [Sawley's Auto and Marine](https://www.sawleysautoandmarine.com.au/products/21334583-wiring-harness-genuine-volvo-penta)
> Updated: 2026-10-07