Mercedes-Benz Mercedes Sprinter 2006-2018 Electrical Specifications
Mercedes-Benz Mercedes Sprinter 2006-2018

Mercedes-Benz Mercedes Sprinter 2006-2018 Electrical Specifications

Explore the detailed electrical specifications for the 2006-2018 Mercedes-Benz Sprinter. This guide includes wiring diagrams, voltage ratings, and component details for maintenance, repair, and upgrades.

Updated

Overview Specifications

This document provides detailed electrical specifications for the 2006-2018 Mercedes Sprinter. It is designed to assist technicians, engineers, and enthusiasts in understanding the vehicle's electrical systems. The content is organized into major sections, each focusing on a specific aspect of the electrical system. Use the search and navigation instructions to quickly locate the information you need. This guide is ideal for troubleshooting, maintenance, and upgrades.

How to Use

Use the search functionality by entering keywords related to the electrical component or system you are investigating. The search will highlight relevant sections and subsections for quick access.

Navigate through the document by scrolling or using the table of contents. Each major section is clearly labeled, and subsections provide detailed information on specific electrical components.

Key Specifications

Battery Voltage

12V

Alternator Output

120A to 180A

Headlight Bulb Type

H7

Battery Capacity

70Ah to 100Ah

Cold Cranking Amps

600A to 800A

Available Specifications

Battery System

This section covers the battery system of the Mercedes Sprinter, including specifications, maintenance tips, and common issues. Learn about the battery type, voltage, and location, as well as how to ensure optimal performance and longevity.

Battery Specifications
  • 12V lead-acid battery
  • Capacity: 70Ah to 100Ah
  • Cold cranking amps (CCA): 600A to 800A
  • Location: Under the driver's seat
Battery Maintenance
  • Regularly check battery terminals for corrosion
  • Ensure tight connections
  • Monitor battery voltage with a multimeter
  • Replace battery every 4-5 years or as needed

Charging System

This section explains the charging system, including the alternator, voltage regulator, and related components. Understand how the system works, common problems, and troubleshooting tips.

Alternator Specifications
  • Output: 120A to 180A
  • Voltage: 14V
  • Belt-driven by the engine
  • Location: Front of the engine
Charging System Issues
  • Dim or flickering lights
  • Battery not charging
  • Alternator whining noise
  • Check alternator belt tension

Lighting System

This section details the lighting system, including headlights, taillights, and interior lights. Learn about bulb types, wiring diagrams, and common issues.

Headlight Specifications
  • Halogen or HID headlights
  • Bulb type: H7 for low beam
  • Voltage: 12V
  • Automatic headlight leveling
Interior Lighting
  • LED dome lights
  • Map lights on the ceiling
  • Footwell lighting
  • Ambient lighting options

Component Specifications

Overview

Type
12V DC System
Configuration
Negative Ground
Platform
Sprinter Van
Material
Copper Wiring
Location
Throughout Vehicle

Dimensions

Battery Length
12.5 inches
Battery Width
6.8 inches
Battery Height
8.9 inches
Alternator Diameter
5.9 inches
Alternator Length
7.5 inches
Fuse Box Length
10.2 inches
Fuse Box Width
6.3 inches
Wire Gauge
AWG 14-18

Materials

Wiring
Copper with PVC Insulation
Battery Case
Polypropylene
Alternator Housing
Aluminum Alloy
Fuse Box
Thermoplastic
Connectors
Brass with Nickel Plating

Features

Lighting
  • LED Headlights
  • Automatic Daytime Running Lights
  • Fog Lights
  • Interior Ambient Lighting
Power Distribution
  • Central Fuse Box
  • Relay Controlled Circuits
  • Smart Alternator Management
Safety
  • ABS Integration
  • ESP System
  • Traction Control
Comfort
  • Power Windows
  • Central Locking System
  • Heated Mirrors
infotainment
  • Bluetooth Connectivity
  • USB Ports
  • Radio with CD Player

Safety Features

Circuit Protection
  • Multiple Fuses
  • Circuit Breakers
  • Overload Protection
Emergency Features
  • Hazard Lights
  • Automatic Emergency Braking
  • Tire Pressure Monitoring
Battery Safety
  • Battery Isolation Switch
  • Short Circuit Protection
  • Overcharge Protection

Comfort Features

Climate Control
  • Automatic AC
  • Rear Defogger
  • Heated Seats
Lighting Control
  • Automatic Headlights
  • Interior Dimming
  • Courtesy Lights
Convenience
  • Power Outlets
  • Keyless Entry
  • Remote Start

Accessories

Exterior
  • Roof Rack Lights
  • Trailer Wiring Harness
  • Step Lighting
interior
  • USB Chargers
  • Cabin Lights
  • Power Inverter
Audio
  • Upgraded Speakers
  • Subwoofer
  • Amplifier

Maintenance

Service interval
Every 10,000 miles
Service Items
  • Battery Check
  • Alternator Test
  • Fuse Inspection
  • Wiring Check
  • Lighting Check
Maintenance Notes
Ensure all connections are clean and tight

Warranty

Battery
Miles: 36,000
Years: 3
Coverage: Replacement if defective
Alternator
Miles: 50,000
Years: 5
Coverage: Repair or replacement
Wiring
Miles: Unlimited
Years: Lifetime
Coverage: Repair only
Fuse Box
Miles: Unlimited
Years: Lifetime
Coverage: Repair only

Production Details

Manufacturer
Mercedes-Benz
Manufacturing Process
  • Automated Wiring Harness Assembly
  • Precision Battery Testing
  • Quality Control Checks
Quality Control
Testing: Full Electrical System Test
Standards: ISO 9001
Sustainability Practices
  • Recycled Materials in Wiring
  • Energy-Efficient Manufacturing
Production Metrics
500,000 Units Annually

Service Information for Electrical Service

Maintenance and service requirements specific to the electrical system

10,000
12
  • Battery Terminal Cleaning
  • Alternator Belt Check
  • Fuse Inspection
  • Lighting System Check
  • Wiring Harness Inspection

Ensure all connections are secure and free of corrosion

30,000
36
  • Battery Load Test
  • Alternator Output Test
  • Ground Connections Check
  • Circuit Testing
  • Relay Functionality Check

Use a multimeter for accurate testing

60,000
60
  • Battery Replacement
  • Alternator Replacement if necessary
  • Full Wiring Harness Inspection
  • Fuse Box Replacement if necessary
  • Electrical System Performance Test

Replace components only if they fail performance tests

Frequently Asked Questions

Find answers to common questions about torque specifications

Q1

What are the electrical system specifications for the 2006-2018 Mercedes Sprinter?

The 2006-2018 Mercedes Sprinter features a 12-volt electrical system with a 100-amp alternator. It includes a CAN-Bus network for efficient communication between electronic components. The system supports lighting, infotainment, climate control, and advanced driver-assistance systems. Compatibility includes standard 12V accessories, but aftermarket installations should verify power draw and wiring compatibility to avoid overloading the system.

Q2

How often should the electrical system be maintained in a Mercedes Sprinter?

Regular maintenance of the electrical system should include checking the battery every 6 months, inspecting wiring and connections annually, and testing the alternator every 2 years or 30,000 miles. Ensure fuses and relays are in good condition during routine service. Address any warning lights or electrical faults immediately to prevent further damage.

Q3

How do I replace the battery in a 2006-2018 Mercedes Sprinter?

To replace the battery, first, locate it in the engine compartment. Disconnect the negative terminal followed by the positive terminal. Remove the battery hold-down clamp and carefully lift the battery out. Install the new battery, secure it with the clamp, and reconnect the positive terminal first, then the negative terminal. Ensure all connections are tight and corrosion-free.

Q4

What should I do if the electrical system in my Sprinter is malfunctioning?

Start by checking the battery voltage; it should read 12.6V when off and 13.7-14.7V when running. Inspect fuses and relays for damage. Use a diagnostic tool to scan for error codes. Common issues include faulty alternators, corroded connections, or blown fuses. If unresolved, consult a certified technician for further diagnosis.

Q5

How can I optimize the electrical system performance in my Mercedes Sprinter?

Optimize performance by using high-quality batteries and ensuring proper grounding. Regularly clean battery terminals and connections to prevent corrosion. Avoid overloading the system with aftermarket accessories by using a fuse block and relay system. Monitor voltage levels and address any irregularities promptly to maintain optimal electrical performance.

Factory Service Resources

Access official service manuals, technical documents, and repair guides. These resources provide detailed procedures, specifications, and diagrams directly from the manufacturer.

Mercedes Sprinter Electrical System Service Manual

Coming Soon

Detailed guide covering the electrical system, including wiring diagrams, component locations, and troubleshooting procedures for 2006-2018 models.

Technical Service Bulletin: Electrical System Updates

Coming Soon

Provides updates and fixes for known electrical issues in the 2006-2018 Mercedes Sprinter, including software updates and component replacements.

Mercedes Sprinter Electrical Parts Catalog

Coming Soon

Comprehensive catalog of electrical components, including part numbers, descriptions, and compatibility information for 2006-2018 models.

About the Author

Expert automotive knowledge and experience

Alan Montanye - Automotive Technical Specialist
ASE

Alan Montanye

Automotive Technical Specialist

ASE Master Certified Technician with over a decade of hands-on experience in automotive repair and diagnostics.

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