Car Diagnostic in Thornhill, ON

Auto Diagnostic Services in Thornhill, ON

Our auto repair shop specializes in comprehensive diagnostics for all major vehicle systems no matter if you drive a domestic or an import. Our main diagnostic checks include the following:

Check Engine Light Check: Our technicians use advanced diagnostic tools to read trouble codes and assess your vehicle's engine and emissions systems, identifying any issues that may need attention

Brake System: We evaluate brake performance, wear, and issues related to ABS (Anti-lock Braking System).

Computer Reprogramming: We use OBD-II (On-Board Diagnostics) tools to read trouble codes and analyze the vehicle's computer systems.

Electrical: We diagnose various issues with wiring, batteries, alternators, and electrical components.

Engine: We check for engine performance issues, misfires, and analyzing fuel efficiency.

Exhaust System: We assess mufflers, catalytic converters, and emissions systems for efficiency and leaks.

Fuel System: We check fuel injectors, fuel pumps, and the overall efficiency of the fuel system.

Suspension: We inspect components for wear, alignment issues, and handling performance.

Transmission: We assess transmission performance, fluid levels, and shifting problems.

How Long Does a Car Diagnostic Take?

At MR Automotive in Thornhill, we typically complete basic diagnostic scans in about 30-60 minutes.



For simple issues like check engine lights, we can often identify the problem quickly. These straightforward diagnostics rarely take more than an hour of your time.

More complex problems require deeper investigation. When multiple systems need testing or intermittent issues are involved, diagnostics might take 1-2 hours or longer.