# 3819890 Control Unit | Genuine Volvo Penta Part

## 🔧 Product Description

Genuine Volvo Penta engine control unit for the 175 kW at 2400 rpm, 1085 Nm rating, from the Ignition and Control Systems group, weighing 0.956 kg and listed for 1 application on a TWD series engine. It supersedes part number 3830793.

## 🚤 Compatibility

Typically suits:

-   Volvo Penta TWD740VE

-   **Engine Family:** TWD

## ⚙️ Key Features

-   For the 175 kW at 2400 rpm, 1085 Nm rating
-   0.956 kg
-   Supersedes 3830793
-   1 application on a TWD series engine

## 🔌 Function

Reads the engine's sensors and controls fuelling, timing and the protection shutdowns so the engine holds its rated output.

## ⚠️ Common Signs of Failure

-   Engine will not start, or cuts out, with nothing wrong at the fuel side
-   Engine will not reach its rated output or holds a reduced power setting
-   Alarms or warning lamps with no matching sensor fault
-   Instruments dropping out or reading erratically
-   Corrosion or water tracking in the unit's connectors

## 🛠️ Service Notes

-   The rating selects this unit: sibling 3819887 covers the 203 kW at 2200 rpm, 1200 Nm rating instead, so check the engine plate before ordering
-   It shares its 0.956 kg weight with control unit 3819877, so weight cannot be used to identify it
-   Isolate the batteries before unplugging it, and check the harness and earths before condemning the unit

## 🔄 Supersession & Cross Reference

### OEM Supersession Chain

-   3819890 → Supersedes 3830793 → Supersedes 3803591

### OEM / Related Numbers

-   3830793 earlier number superseded by this part
-   3803591 earlier number superseded by this part

## 📦 Condition

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

## Details

- **Price:** 8315.38 AUD
- **Vendor:** Volvo Penta
- **Type:** Ignition & Controls
- **Tags:** Volvo Penta

## Variants

| Variant | Price | Available |
|---------|-------|-----------|
| Default Title | 8315.38 AUD | In stock |

## Images

- 3819890 Control Unit | Genuine Volvo Penta Part

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> Source: [Sawley's Auto and Marine](https://www.sawleysautoandmarine.com.au/products/3819890-control-unit-genuine-volvo-penta)
> Updated: 2026-09-21