Engine Diagnostics

Expert Vehicle Diagnosis & Performance

Modern vehicles rely on complex electronic systems. When something goes wrong, our advanced diagnostic equipment pinpoints the issue fast -- saving you time and money on unnecessary repairs.

Check Engine Light Diagnosis

Your check engine light can indicate hundreds of different issues. Our technicians use professional-grade OBD-II scanners to read and interpret diagnostic trouble codes (DTCs). We don't just read the code -- we diagnose the root cause:

  • Engine misfires and performance issues
  • Emissions system faults (catalytic converter, O2 sensors, EGR valve)
  • Fuel system problems (injectors, fuel pump, pressure regulators)
  • Ignition system issues (coils, spark plugs, timing)
  • Sensor failures (MAF, MAP, throttle position, coolant temp)
  • EVAP system leaks and purge valve issues

Complete Vehicle Inspection

Beyond the check engine light, we perform comprehensive vehicle inspections:

  • Pre-purchase inspections -- know what you're buying before you sign
  • Multi-point safety inspections
  • State inspection preparation
  • Electrical system testing (alternator output, battery load test, parasitic draw)
  • Cooling system pressure testing
  • Compression and leak-down testing

Why Diagnostics Matter

A proper diagnosis prevents throwing parts at a problem. Many shops will replace the part a code points to without verifying it's the actual cause. Our approach:

  1. Scan for trouble codes
  2. Verify with live data and freeze frame analysis
  3. Perform targeted testing to confirm the root cause
  4. Provide a clear estimate before any work begins

This saves you money -- you only pay for what actually needs fixing.

Common Diagnostic Services

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Check Engine Light

$49.99 diagnostic fee (applied to repair if you proceed with service).

Electrical Diagnostics

Alternator, starter, battery, and wiring issues identified and resolved.

Drivability Concerns

Rough idle, stalling, hesitation, and poor fuel economy troubleshooting.

AC Diagnostics

Refrigerant levels, compressor testing, and leak detection.

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Overheating Diagnosis

Thermostat, water pump, radiator, and head gasket testing.

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Transmission Diagnostics

Shift quality analysis, fluid inspection, and solenoid testing.

Schedule Your Diagnostic Appointment

Stop guessing and start knowing. Book your diagnostic appointment or give us a call.

Call (651) 739-4940