# 23102811 Control Unit | Genuine Volvo Penta Part

## 🔧 Product Description

Genuine Volvo Penta control unit from the Ignition and Control Systems group, weighing 0.885 kg. It consolidates earlier control units 21469059 and 3884480, covering their 291 D series engine applications. Control units are often software-matched to the installation.

## ⚙️ Key Features

-   Control unit from the Ignition and Control Systems group
-   0.885 kg
-   Consolidates earlier control units 21469059 and 3884480
-   Covers their 291 D series engine applications
-   Also supersedes Volvo part number 21176924

## 🔌 Function

Reads the engine's sensors and drives its actuators, running the fuelling, timing and protection strategy for the installation.

## ⚠️ Common Signs of Failure

-   Engine will not start or cuts out with no mechanical cause found
-   Warnings and fault codes appearing across several unrelated systems
-   Communication lost between the unit, the display and the controls
-   Water ingress, corrosion or a burnt smell at the unit or its connectors
-   No response from the unit once supply and earth checks pass

## 🛠️ Service Notes

-   Control units are software-matched to the installation, so the unit will need programming to the engine after fitting
-   Check supply, earth and connector pins first - corroded pins and low voltage mimic a failed unit
-   This number consolidates two earlier control units, so confirm the engine's build before ordering

## 🔄 Supersession & Cross Reference

### OEM Supersession Chain

-   23102811 → Supersedes 21469059 → Supersedes 21143564

### OEM / Related Numbers

-   3884480 earlier number superseded by this part
-   21469059 earlier number superseded by this part
-   21339311 earlier number superseded by this part

## 📦 Condition

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

## Details

- **Price:** 4027.85 AUD
- **Vendor:** Volvo Penta
- **Type:** Ignition & Controls
- **Tags:** Volvo Penta

## Variants

| Variant | Price | Available |
|---------|-------|-----------|
| Default Title | 4027.85 AUD | In stock |

## Images

- 23102811 Control Unit | Genuine Volvo Penta Part

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> Source: [Sawley's Auto and Marine](https://www.sawleysautoandmarine.com.au/products/23102811-control-unit-genuine-volvo-penta)
> Updated: 2026-10-07