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Mercedes Vito W639 OM651.940 Diesel Engine Wiring Cable Loom Harness A6511501488
SKU: A6511501488
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Condition:
Used
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Mercedes Vito W639 OM651.940 Diesel Engine Wiring Cable Loom Harness is a specialized electrical system component designed for diesel-powered engines. It is responsible for providing a stable connection between sensors, accessories, and the engine control unit, which ensures reliable operation of the powertrain and proper communication between all components.
Specifications and technical data
- SKU: A6511501488
- Mark: Mercedes (Genuine OE)
- Condition: Used
- OEM Part Number: A6511501488
- Substitutable numbers: A6511501488, A 651 150 14 88
- Fuel type: Diesel
- Category: Wiring Harnesses, Cables & Connectors
Purpose and function in the engine system
The presented harness is part of the Cables, harnesses, and connectors category, designed for use in the engine bay of Mercedes W639 vehicles with diesel engines. Its task is to route electrical signals between the controller, sensors, and actuators, such as valves, solenoid valves, or auxiliary modules.
A correctly selected engine harness allows you to:
- maintain stable operating parameters of the diesel engine,
- minimize the risk of electrical faults and signal interference,
- organize cable routing in the engine bay,
- maintain compliance with the factory architecture of the Mercedes electrical system.
Construction, compatibility, and technical parameters
The engine harness is constructed as a dedicated set of cables with factory connectors, matched to the accessories of the diesel unit. The cable cross-sections and branch layout are adapted to the current loads and control requirements of diesel engines, which promotes reliability in daily operation.
Thanks to the preservation of the original cable routing geometry, installation in the Mercedes W639 is orderly, maintaining factory mounting points and routing paths. This limits mechanical stress on the connectors and reduces the risk of insulation abrasion during engine operation and body vibrations.
Condition, service application, and benefits of replacement
The item is offered as a used part, which allows for an economical repair of the engine's electrical system while maintaining compliance with the manufacturer's original specifications. Replacing a damaged or excessively worn harness with a functional unit of this type is particularly recommended in the case of:
- engine misfiring problems caused by electrical faults,
- visible damage to cable insulation or connectors,
- localized fires in the engine bay or overheating of the installation,
- post-accident repairs involving the engine bay area.
Using an original harness from the same design group reduces the need for modifications, soldering, or adapting universal cables, which translates into more predictable system performance and easier diagnostics in the future.
Why choose a dedicated Mercedes engine harness
Choosing the right harness for a Mercedes W639 with a diesel engine is an investment in the stability of the powertrain and the safety of the electrical system. A properly matched component from the Cables, harnesses, and connectors category ensures:
- consistency with the factory engine control system,
- proper operation of sensors and actuators,
- an orderly, serviceable installation in the engine bay,
- easier location of potential faults in the future.
If you are planning a comprehensive repair or upgrade of the engine area in your Mercedes and need other components from the same group, such as additional harnesses, power cables, or service connectors, check out the available parts in the Mercedes cables, harnesses, and connectors category.
Technical support and vehicle configuration development
Engine harness replacement often accompanies broader modernization work, such as updating accessories, changing controller configurations, or retrofitting the vehicle. For extensive tuning projects or interior personalization, solutions related to ergonomics and cabin equipment may also be useful – you can find more on this topic in the article Personalization and ergonomics – when is it worth replacing the steering wheel with a premium model?, which discusses the practical aspects of replacing a steering wheel with sports or premium versions.
Delivery details
Ship to: United Kingdom
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Estimated delivery dates include sellers dispatch time, origin postcode,destination postcode and time of acceptance, and will depend on the postage service selected and receipt of cleared payment. Delivery times may vary, especially during peak periods.
Will usually dispatch within same working day if paid before 14:00 BST (excludes weekends and holidays). Expected dispatch time may vary and is based on sellers order cut-off time.
In the automotive store Global Parts, we offer fast and secure deliveries for our customers in United Kingdom, ensuring maximum compliance with local service standards. Each order is processed with the utmost attention, guaranteeing a fluid shopping process and a timely delivery. If you need assistance in choosing the right part, our team of consultants will be happy to help you find the right part for your vehicle and provide information on installation, availability and parameters of the selected components.