54157974 3884248 Volvo Engine Harness | Genuine Used Part

🔧 Product Description

Genuine Volvo Penta 5.0L / 5.7L Petrol Engine Wiring Harness - Part Number: 3884248

A genuine Volvo Penta engine wiring harness for selected GM-based 5.0L and 5.7L petrol marine engines.

The loom connects the engine control module, fuel-injection system, ignition components, sensors, relays, starter, alternator and vessel wiring interface. Number 3884248 is the Volvo Penta service reference, while 54157974 is an associated production or loom-identification number found on the supplied harness.

⚙️ Key Features

• Genuine Volvo Penta OEM engine harness
• Correct service part number 3884248
• Associated loom identification number 54157974
• Used on selected 5.0L and 5.7L EFI petrol engines
• Original sealed sensor, ECM and relay connections

🚤 Compatibility

Commonly used on

• Volvo Penta GM-based EFI petrol marine engines
• Sterndrive and inboard electrical systems using harness 3884248

Typically suits

• Engine models:
• Volvo Penta 5.0GXi-G
• Volvo Penta 5.0GXi-GF
• Volvo Penta 5.0OSi-G
• Volvo Penta 5.0OSi-GF
• Volvo Penta 5.7Gi-G
• Volvo Penta 5.7Gi-GF
• Volvo Penta 5.7GXi-H
• Volvo Penta 5.7GXi-HF
• Volvo Penta 5.7OSi-G
• Volvo Penta 5.7OSi-GF
• Volvo Penta 5.7OSXi-G
• Volvo Penta 5.7OSXi-GF
• Engine Type: Volvo Penta GM-based V8 fuel-injected petrol sterndrive or inboard
• Litre Range: 5.0L - 5.7L
• Year Range: Approximately 2005 - 2007

🔌 Function

The harness supplies power and communication between the ECM, injectors, ignition system, sensors, relays, starter, alternator and vessel electrical interface.

⚠️ Common Signs of Failure

• Engine cranks but does not start
• Intermittent ECM, injector or ignition faults
• Fuel-pump or main relay does not energise
• Sensor readings become unstable
• Connector terminals contain corrosion, oil or heat damage

🔄 Supersession & Cross Reference

OEM Supersession Chain

• 3884248 current documented Volvo Penta service reference
• 54157974 associated harness production or identification reference

OEM / Related Numbers

• 3884248
• VOP3884248
• 54157974
• Related engine control module connectors
• Related fuel-pump and ignition relays
• Related starter and alternator branches

Aftermarket / Verified Equivalents

• No aftermarket equivalent

📦 Condition

• Genuine used part
• Removed from running engine where applicable
• In good working condition unless otherwise stated