Auto Diagnostics
Deep-scan every module. Find the fault, not just the symptom.
Auto Electrical · Est. Western Sydney
Where every circuit
is a craft.
Precision diagnostics, bespoke wiring and thoughtful upgrades — for the drivers who care how their vehicle runs, and how it feels.
12+
Years on the tools
1,800+
Vehicles serviced
4.9★
Average rating
24h
Quote turnaround
What we do
A workshop tuned for detail.
From modern diagnostic scans to full custom 4x4 fit-outs, we work on every kind of vehicle with the same obsessive standard.
Custom Wiring
Clean, code-compliant loom work built to survive the outback.
Battery & Charging
Batteries, alternators, DC-DC and dual battery systems.
Lighting & 4x4
Light bars, driving lights, UHF, reverse cameras — done right.
The Shea promise
Old-school care.
New-school precision.
Every job — from a five-minute battery swap to a full auxiliary build — gets the same attention. Clean routing. Labelled looms. Documented diagnostics. And a friendly voice on the phone when you have a question.
Fully insured & compliant
Australian standards, every install.
Workshop-grade finish
Hidden wiring, protected joints, tidy runs.
Warranty on all work
12-month workmanship guarantee.
How we work
First call to keys back — no surprises.
01
Reach out
Call, email or submit a quote form with photos.
02
Full diagnosis
Every job starts with a scan — never guesswork.
03
Written quote
Clear itemised pricing before we touch a spanner.
04
Workshop fix
Clean routing, labelled looms, 12-month warranty.
From the workshop
Real jobs. Real receipts.
Trusted brands we install
REDARCPROJECTANARVAIPFGMEUNIDENBOSCHCTEKHELLAARB
Service area
Based in Jamisontown. Working across Western Sydney.
Workshop bookings in Jamisontown and mobile call-outs across Penrith, St Marys, Emu Plains, Blaxland, Springwood, Richmond, Blacktown, and the Blue Mountains.
Jamisontown
Penrith
St Marys
Emu Plains
Blaxland
Glenmore Park
Springwood
Richmond
Blacktown
Katoomba
Windsor
Kingswood
Ready when you are
Let's get your vehicle sorted.
Submit a detailed inquiry with photos and preferred time — Shea will come back within 24 hours.