At Import Autowerks, we are experts in engine diagnostics for luxury European vehicles,

particularly Mercedes-Benz. Engine diagnostics targets your vehicle engine's

mechanical and performance aspects. If you’re experiencing rough idling, decreased fuel

efficiency, or loss of power, our expert technicians can start with engine diagnostics to pinpoint

the problem.

What Engines We Service

Modern Engines:

• M139: 2.0L Turbo (AMG)
• M256: 3.0L I6 Hybrid
• M177/178: 4.0L V8

Previous Engines:

• M133/157: AMG Performance
• M271/272: Standard Range
• M273/275: Premium V8/V12
• M112/113: Classic V6/V8
• And more 

What is Engine Diagnostics

Engine diagnostics involve a comprehensive evaluation of your vehicle’s internal combustion system, including the fuel injectors, spark plugs, oxygen sensors, and overall engine performance. Using factory-grade scan tools, we can pinpoint mechanical or performance-related issues before they escalate into costly repairs.

Symptoms That Indicate You Need Engine Diagnostics

• Check Engine Light Illuminated
• Rough Idling or Stalling
• Decreased Fuel Efficiency
• Unexpected Loss of Power
• Strange Engine Noises
• Performance Issues
• Starting Problems

Our expertise and factory scan tools allow us to provide precise diagnostics at a better price than the dealership’s. We offer personalized, honest service without the upsells. Furthermore, we back our work with a leading warranty to give you peace of mind.

Our Engine Diagnostic Process:

• Comprehensive computer system scan
• Real-time performance testing
• Expert analysis of diagnostic codes
• Thorough inspection of engine components
• Detailed explanation of findings
• Clear recommendations for repairs

Engine Diagnostic in Quincy, MA

If your Mercedes-Benz or other luxury European vehicle shows signs of engine trouble, don’t wait—trust Import Autowerks in Quincy, MA, for accurate and affordable diagnostics. Call us today or schedule an appointment online!