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HA Auto Repairs
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Auto Electrical Diagnostics

OBD-II scanning and ECU fault-finding for warning lights and performance issues.

We connect an OBD-II scanner to your vehicle's diagnostic port to read fault codes from the Engine Control Unit and pull real-time performance data. That tells us whether a warning light, misfire, stalling or poor acceleration is coming from the engine, ignition, fuel system or electrical side, before we start pulling anything apart.

We also test batteries, alternators and starters as part of a full electrical check, since a warning light and a flat battery often share the same root cause. If a battery is the problem, we carry same-day replacements so you're not stuck waiting on parts.

What's Included

  • OBD-II fault code scan
  • Engine, ignition & fuel system checks
  • Battery testing & same-day replacement, alternator & starter testing
  • Clear explanation of fault codes found
Book a Diagnostic Scan
Mechanic using an OBD-II diagnostic scanner on a car dashboard