Diagnostics Repco Authorised Service Licensed Vehicle Tester EX 11812

Ignition Coil Problems

Learn how faulty ignition coils can cause rough running, misfires and a check engine light.

Star Motorworks Master Technicians
VicRoads Licensed Vehicle Testers (EX 11812)
2026-04-20
5 min read
Ignition Coil Problems

Learn how faulty ignition coils can cause rough running, misfires and a check engine light.

Overview & Practical Guidance

At Star Motorworks, our licensed vehicle testers and automotive technicians prioritize honest, transparent diagnostics. Whether you operate a late-model European vehicle, a family SUV, or a commercial fleet ute, adhering to manufacturer-compliant servicing schedules ensures peak mechanical efficiency and maximum vehicle safety.

All inspections and mechanical repairs carried out across our Pakenham, Clyde North, and Cranbourne West workshops are executed in accordance with Victorian statutory guidelines, Australian Consumer Law, and the Repco Nationwide 12-Month / 20,000km Warranty.

Common Questions

A failing ignition coil typically causes violent engine shuddering or jerking during acceleration, a heavy vibration at traffic lights, noticeable loss of power, and often a flashing check engine light.

Book a Service or Inspection at Star Motorworks

Our master mechanics in Pakenham, Clyde North, and Cranbourne West are ready to assist with full logbook servicing, roadworthy certificates, and specialized diagnostics.