Atlanta Mercedes & BMW Diagnostics & Electrical Repair
Modern German performance vehicles—BMW, Mercedes-Benz, Audi, Porsche, and others—are engineering marvels that rely on complex electrical systems and computer-controlled components. From engine management modules to advanced driver assistance features, everything is connected by precise electronics. When something goes wrong, you need more than a “check engine light reset.” You need specialists who understand these systems inside and out.
Factory Diagnostic Tools
Using factory-level diagnostic tools, OEM software, and years of hands-on experience, we identify not just the symptom, but the underlying cause.
Whether it’s a misfiring sensor, failing control module, or intermittent electrical issue, our approach ensures accurate, cost-effective solutions that keep your car performing as intended.
We know how frustrating electrical gremlins can be—warning lights that won’t go away, dead batteries, malfunctioning accessories, or complex issues that even dealerships struggle to solve. That’s where we excel.
With our focused expertise, transparent reporting, and precision repairs, we restore both confidence and performance in your vehicle. Trust CZ Motorwerks to keep your German car’s electrical and diagnostic systems in perfect harmony.
Core Services For Diagnostics & Electrical Repair
The right equipment & experience for your vehicle- Check Engine Light Diagnostics
- Battery & Charging System Testing
- Module Programming & Coding
- Electrical Wiring Repair
- Sensor Testing & Replacement
Why Choose CZ Motorwerks
We use the same diagnostic platforms as the dealerships, ensuring accurate fault codes, resets, and reprogramming.
- Accurate Problem Identification
- Specialized German Car Expertise
- OEM-Grade Tools & Software
- Reliable, Long-Term Fixes
- Personalized Service & Transparency
Prevent Expensive Damage
Early detection and proper repairs stop small electrical issues from escalating into costly failures.
Transparent Reporting & Precision Repairs
Trust CZ Motorwerks to keep your German car’s electrical and diagnostic systems in perfect harmony.
Frequently Asked Questions
We connect your car to factory-level diagnostic equipment, run full system scans, and perform hands-on testing to pinpoint faults in sensors, modules, and electrical circuits.
Yes. We’ll determine whether the light is triggered by emissions, fuel, ignition, or sensor issues, and repair the exact cause.
We do both. Unlike general shops, we don’t just “pull codes”—we diagnose and repair the underlying electrical or mechanical issues.
Car batteries ideally last between 3-5 years depending on a number of factors.
To ensure optimal performance and maintenance, simply have your battery checked by an technician during every oil change.
Absolutely. Faulty wiring, sensors, or modules can cause parasitic drains. We locate and resolve these before they damage other systems.
CZ Motorwerks covers all of these for you.
Yes. Engine misfires, shifting issues, warning lights, and even reduced fuel efficiency can all stem from faulty electrical components.
Yes, we rely on OEM or OEM-equivalent components to ensure reliability, safety, and long-term performance
CZ Motorwerks is dedicated to upholding the same standards as the factory installed components.