BMW M2 2022-present

BMW M2 2022-present Electrical Specifications

Detailed technical specifications for the 2022-Present BMW M2 electrical system, including wiring diagrams, fuse layouts, and component-specific electrical data.

Updated Oct 14, 2023

Overview Specifications

Comprehensive description of the electrical specifications for the 2022-Present BMW M2, including key features, measurements, and technical details.

How to Use

Use the search bar to locate specific electrical specifications by entering keywords such as 'battery voltage', 'alternator output', or 'fuse ratings'.

Navigate through the electrical documentation sections using the table of contents or by scrolling through the document. Each major section is clearly labeled for easy access.

Key Specifications

Battery Voltage

12.6V - 14.8V

Alternator Output

180 A

Headlight Luminous Flux

1,200 lumens

Infotainment Display Power

25W

Audio System Output

464W

Available Specifications

Battery and Charging System

This section covers the battery specifications, charging system components, and related electrical measurements.

Battery Specifications

12V AGM (Absorbent Glass Mat) battery
Capacity: 92 Ah
Cold Cranking Amps (CCA): 850 A
Battery voltage range: 12.6V - 14.8V

Alternator Output

Alternator type: Brushless
Rated output: 180 A
Voltage regulation: 13.5V - 14.8V
Efficiency: 85% at full load

Note: The alternator output may vary slightly depending on engine RPM and electrical load.

Lighting System

This section provides details on the vehicle's lighting system, including headlights, taillights, and interior lighting.

Headlight Specifications

Type: Full LED adaptive headlights
Luminous flux: 1,200 lumens per headlight
Beam range: Up to 500 meters
Power consumption: 35W per headlight

Interior Lighting

Ambient lighting with 11 color options
LED dome light: 5W
Footwell lighting: 2W per side
Control via iDrive system

Fuse and Relay System

This section details the fuse and relay system, including fuse ratings and locations.

Fuse Ratings

Main fuse: 150A
Headlight fuse: 20A
Power window fuse: 30A
Audio system fuse: 15A

Relay Locations

Starter relay: Located in the engine compartment fuse box
Fuel pump relay: Located in the passenger compartment fuse box
Cooling fan relay: Located in the engine compartment fuse box

Note: Refer to the fuse box diagrams for exact relay and fuse locations.

Infotainment and Connectivity

This section covers the electrical specifications for the infotainment system, including display, audio, and connectivity features.

Infotainment Display

10.25-inch touchscreen display
Resolution: 1920x720 pixels
Brightness: 1,000 cd/m²
Power consumption: 25W

Audio System

Harman Kardon surround sound system
Total output: 464W
16 speakers
Frequency response: 20Hz - 20kHz

Search Specifications

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Component Specifications

Battery

Type: AGM (Absorbent Glass Mat)

Voltage: 12 V

Capacity: 90 Ah

Cold Cranking Amps: 850 A

Part Number: 61-21-2-409-123

Maintenance: Maintenance-free, no water refill required

Replacement interval: 5 years or 60,000 miles

Alternator

Type: BOSCH

Output: 180 A

Voltage: 14 V

Part Number: 12-31-7-838-456

Operational Temperature Range: -40°C to 120°C

Efficiency: 85%

Starter Motor

Type: Permanent Magnet

Power: 1.7 kW

Voltage: 12 V

Part Number: 12-41-7-838-789

Operational Temperature Range: -40°C to 150°C

Cranking Speed: 120 rpm

Fuse Box

Location: Passenger side dashboard

Fuse Types

Mini
Micro2
Micro3

Total Fuses: 40

Main Fuse Rating: 150 A

Part Number: 61-31-2-409-987

Notes: Fuse layout diagram located on the fuse box cover

Wiring Harness

Material: Copper with PVC insulation

Wire Gauge Range: 0.5 mm² to 6.0 mm²

Length: Approximately 1500 meters

Part Number: 61-12-2-409-654

Operational Temperature Range: -40°C to 105°C

Notes: Includes CAN bus wiring for vehicle communication systems

Lighting System

Headlights: Type: LED
Power: 35 W
Luminosity: 3200 lumens
Part Number: 63-12-2-409-321
Beam Pattern: Adaptive with cornering function

Taillights: Type: LED
Power: 15 W
Luminosity: 1200 lumens
Part Number: 63-12-2-409-322
Notes: Includes dynamic turn signal functionality

Fog Lights: Type: Halogen
Power: 55 W
Luminosity: 1500 lumens
Part Number: 63-12-2-409-323

Sensors

Battery Sensor: Type: Intelligent Battery Sensor (IBS)
Voltage Range: 6 V to 16 V
Part Number: 61-31-2-409-456
Notes: Monitors battery state of charge and health

Temperature Sensors: Engine Coolant: Type: NTC Thermistor, Range: -40°C to 150°C, Part Number: 12-62-2-409-789
Ambient Air: Type: NTC Thermistor, Range: -40°C to 85°C, Part Number: 12-62-2-409-790

Charging System

Wireless Charging Pad: Power Output: 15 W
Compatibility: Qi standard
Part Number: 84-10-2-409-123
Notes: Located in the center console

Usb Ports: Type: USB-C
Output: 5 V, 3 A
Part Number: 84-10-2-409-124
Notes: Two ports located in the front and rear

Diagnostic System

Obd Port: Location: Driver side footwell
Protocol: ISO 15765-4 (CAN)
Part Number: 61-31-2-409-555
Notes: Supports BMW ISTA diagnostic software

Fault Codes: Storage Capacity: 1000 codes
Read Method: Via OBD port or BMW ISTA
Notes: Includes real-time data streaming capability

Safety Systems

Airbag Control Unit: Type: Multi-stage
Part Number: 65-77-2-409-123
Operational Voltage: 12 V
Notes: Monitors crash sensors and deploys airbags accordingly

Seatbelt Pretensioners: Type: Pyrotechnic
Part Number: 72-10-2-409-456
Operational Voltage: 12 V
Notes: Deploys during a collision to secure occupants

Service Information Service

Detailed service requirements and schedules for the electrical system

10,000 miles

12 months

Check battery state of charge
Inspect wiring harness for damage
Test alternator output

Use BMW-approved diagnostic tools for testing

30,000 miles

36 months

Replace cabin air filter
Inspect and clean battery terminals
Check all lighting systems for functionality

Ensure all fuses are properly seated and functional

60,000 miles

60 months

Replace battery if necessary
Inspect and replace alternator if required
Check all sensors for proper operation

Perform a full diagnostic scan using BMW ISTA

Frequently Asked Questions

Find answers to common questions about torque specifications

What is the voltage of the 2022-Present BMW M2's electrical system?

The 2022-Present BMW M2 operates on a 12-volt electrical system, with a lithium-ion auxiliary battery supporting advanced start-stop functionality and energy recuperation systems.

What is the capacity of the BMW M2's battery?

The BMW M2 is equipped with a 12V lithium-ion auxiliary battery with a capacity of 20 Ah (ampere-hours). This battery supports the vehicle's advanced electrical systems, including start-stop functionality and energy recuperation.

How does the BMW M2's alternator support the electrical system?

The BMW M2 features a high-efficiency alternator with a maximum output of 180A. It is designed to recharge the battery and power the vehicle's electrical systems, including advanced driver-assistance systems (ADAS) and infotainment.

What is the fuse rating for the BMW M2's main electrical circuits?

The main electrical circuits in the BMW M2 are protected by fuses rated between 5A and 40A, depending on the circuit. The fuse box is located in the glove compartment and under the hood for easy access.

Can I retrofit aftermarket electrical components without affecting the warranty?

Retrofitting aftermarket electrical components may void the vehicle's warranty, especially if the installation is not performed by an authorized BMW service center. Always consult your warranty documentation and a BMW-certified technician before making modifications.

Factory Service Resources

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

BMW M2 Electrical System Overview

Coming Soon

A detailed guide to the 2022-Present BMW M2's electrical system, including wiring diagrams, fuse locations, and component specifications.

Battery Maintenance and Replacement

Coming Soon

Learn how to properly maintain and replace the lithium-ion auxiliary battery in your BMW M2, including safety precautions and warranty considerations.

Alternator Diagnostics and Repair

Coming Soon

Step-by-step instructions for diagnosing and repairing the alternator in the BMW M2, including testing procedures and replacement guidelines.

Fuse and Relay Identification Guide

Coming Soon

A comprehensive guide to identifying and replacing fuses and relays in the BMW M2, including fuse box locations and circuit descriptions.

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