# 3848906 Wiring Harness | Genuine Volvo Penta Part

## 🔧 Product Description

Genuine Volvo Penta wiring harness weighing 3.309 kg and listed for six applications, with no engine family recorded. Harness 3848903 carries the same fitment count at 4.011 kg, so the application count will not tell them apart and the part number from the wiring parts list for your engine is what to order against.

## 🚤 Compatibility

Typically suits:

-   Volvo Penta 5.7OSi-300-J
-   Volvo Penta 5.7OSi-300-JF
-   Volvo Penta 5.7OSXi-J
-   Volvo Penta 5.7OSXi-JF
-   Volvo Penta 5.0OSi-J
-   Volvo Penta 5.0OSi-JF

## ⚙️ Key Features

-   3.309 kg
-   Six applications listed
-   No engine family recorded
-   Same fitment count as 3848903, so order by part number

## 🔌 Function

Carries the supply, earth and signal connections of its circuit as one pre-made loom with its connectors already fitted.

## ⚠️ Common Signs of Failure

-   Intermittent faults tied to vibration or movement
-   Water or corrosion inside a connector
-   Cracked or chafed insulation at a support point
-   Connector pins bent, burnt or pushed back
-   Volt drop across the loom with terminals warming

## 🛠️ Service Notes

-   Harness 3848903 is also listed for six applications, so fitment count will not separate the two
-   Isolate the batteries and keep the new loom away from hot surfaces and moving parts

## 📦 Condition

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

## Details

- **Price:** 2492.35 AUD
- **Vendor:** Volvo Penta
- **Type:** Electrical & Wiring
- **Tags:** Volvo Penta

## Variants

| Variant | Price | Available |
|---------|-------|-----------|
| Default Title | 2492.35 AUD | In stock |

## Images

- 3848906 Wiring Harness | Genuine Volvo Penta Part

---

> Source: [Sawley's Auto and Marine](https://www.sawleysautoandmarine.com.au/products/3848906-wiring-harness-genuine-volvo-penta)
> Updated: 2026-10-08