Auto Electrical Services

Auto Electrical Repairs, Diagnostics & Power Solutions

Auto electrical diagnostics, wiring repairs, battery systems, trailer brakes, starters, alternators and engine management fault finding for cars, trailers, 4WDs, and fleet vehicles.

Services Available

Batteries

Battery testing, replacement, charging faults, and practical power advice for cars, 4WDs, caravans and fleet vehicles.

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Full Re-wires

Complete wiring repairs for vehicle restorations, custom builds and specialising in early Holden models.

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Trailer Brakes

Brake controller wiring, towing electrics (trailer and anderson plugs), breakaway systems and setups for safe towing.

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Engine Management

Wiring and diagnostics of factory and aftermarket engine control systems. (Haltech & Holley).

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Starters & Alternators

Testing, repairs or replacement, charging system checks, starting faults, and practical fixes for unreliable vehicle power.

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Auxiliary Battery Systems

Dual battery and off grid setups, electrical accessories, camping power and auxiliary charging solutions.

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Testimonials

What our customers think about us.

  • "Battery issue was diagnosed quickly, the charging system was checked properly, and the car was back starting reliably the same day without any confusing upsell."
    — Mark T.
  • "Clean wiring work on our trailer brakes, a tidy controller install, and everything was explained clearly before the job started and tested before we drove away."
    — Sarah L.
  • "Sorted a frustrating charging fault that another workshop had missed, explained what was failing, and kept the communication clear from diagnosis through to pickup."
    — Ben R.
  • "Auxiliary battery setup is neat, practical, and exactly what we needed for camping trips, with the wiring labelled cleanly and the controls easy to understand."
    — Alicia M.
  • "Professional fault finding on an engine management issue. No guesswork, just methodical testing, clear reporting, and a proper explanation of the repair options."
    — Jordan P.
  • "Full re-wire on an older project vehicle came out tidy, reliable, and much easier to work on later. Very happy with the final finish and attention to detail."
    — Chris W.
  • "Trailer plug and brake controller work was completed cleanly, secured properly, and tested before handover so we knew the towing setup was ready to use."
    — Dana K.
  • "Starter motor issue was handled quickly with straightforward service, fair advice, and a clear explanation of what had failed and what needed replacing."
    — Michael S.
  • "Helped plan an electrical accessory setup without overselling things we did not need, keeping the layout practical for daily use and future upgrades."
    — Emma B.
  • "Reliable, tidy, and easy to deal with. The alternator problem was fixed properly, the battery was checked afterwards, and the car has been running well since."
    — Luke H.
Ready to get sorted?

Fast, Reliable Auto Electrical Work

Whether it's a fault you can't track down, a battery that keeps going flat, or an auxiliary system you want fitted properly — give Justin a call and get it sorted.

Contact Justified Auto Electrical

Feel free to call if it's urgent, email replies will take a while if I'm busy.

  • Batteries
  • Full Re-wires
  • Trailer Brakes
  • Engine Management
  • Starters & Alternators
  • Auxiliary Battery Systems
  • Other