Diagnostics

Vehicle Diagnostic Testing in San Rafael, CA & Surrounding Areas 

A man is working on the engine of a car with a laptop.

Is your vehicle running smoothly? If you're experiencing any issues, Spectrum Automotive is here to help. Our team of experts specializes in diagnostic testing for all makes and models of family vehicles in San Rafael, CA, and the surrounding areas. From check engine light testing to driveability testing, we have the tools and expertise to diagnose and fix any issues. Don't let car troubles slow you down - give us a call at (415) 459-4745 and get back on the road with confidence. Trust Spectrum Automotive for all your vehicle diagnostic needs.

Vehicle Diagnostics We Provide 

  • Check engine light diagnostics.
  • Driveability diagnostics.
  • Electrical system testing.
  • Fuel system testing.
  • Brake system diagnostics.
  • Transmission diagnostics.
  • Suspension and steering system diagnostics.
  • Air conditioning diagnostics.
  • Battery and charging system testing.

Common Reasons for a Check Engine Light to Come On 

These are just a few examples of the many issues that can cause a check engine light to illuminate. If you are experiencing this problem, it is important to have your vehicle diagnosed by a professional as soon as possible to avoid any potential damage to your car's engine.

  • Loose or damaged gas cap.
  • Faulty oxygen sensor.
  • Malfunctioning catalytic converter.
  • Worn-out spark plugs or wires.
  • Failing ignition coil.
  • Damaged mass air flow sensor.
  • Broken or clogged fuel injector.
  • Faulty EGR valve.
  • Engine vacuum leak.
  • Dead battery or failing alternator.

You can count on us for quality diagnostics – call (415) 459-4745 today!

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