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• 3884480 earlier number superseded by this part
• 21469059 earlier number superseded by this part
• 21339311 earlier number superseded by this part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