Car Diagnostics in Milber

Milber sits on the edge of Newton Abbot, with a residential core, a nearby industrial estate and quick access to the A380. That mix means many short, stop-start journeys, which are hard on a car's electrical system because the battery has little time to recover what the starter took.

At Automaster we carry out full vehicle diagnostics and auto electrical work at Longcombe Cross, Longcombe, Totnes. If your dashboard is lit up, the engine is hesitating, or something electrical simply stopped working, this page explains what a diagnostic check involves and what to tell us when you ask for a quote.

What does car diagnostics in Milber actually involve?

A modern petrol or diesel car has several control units talking to each other, and each one stores fault codes when it sees something outside its expected range. A diagnostic scan reads those codes and the live data behind them. It is the starting point of the job, not the answer to it.

A fault code points to a circuit or a system. It is not a parts list. A code for a sensor circuit might mean the sensor has failed, but it could equally be a damaged wire, a loose connector or a problem upstream that is making the sensor report odd values. Fitting parts just because a code appeared is how people end up paying twice, so the next step is always testing the circuit itself.

Why is my engine management light on?

The amber engine light is the car saying that something in the engine or emissions control has gone outside its limits. If it stays steady and the car drives normally, get it checked soon. If it flashes, or the car is running roughly or losing power, ease off and have it looked at promptly, because a serious misfire can damage the exhaust.

Other lights matter too. A battery symbol while driving usually points to the charging system. A red oil pressure light or a red coolant temperature warning means stop safely and do not keep driving.

• Amber engine light: get it scanned
• Flashing light or rough running: reduce speed and book promptly
• Red oil or temperature warning: stop, do not carry on
• Battery light: charging system needs checking

Battery, alternator and starter motor problems

If the engine turns over slowly, clicks, or does nothing at all, the battery is the first suspect, but not the only one. A flat battery may be old, or it may be flat because the alternator is not charging it, or because something is draining it overnight.

A starter motor fault often shows as a single click or a whirr with no engagement, while a failing alternator tends to bring dimming lights, a battery warning light or a whining noise. Tell us the make, model and year when you ask for a quote.

Wiring faults, sensors, parking sensors and reversing cameras

Electrical fault finding is methodical work: checking power, earth and signal at each point until the break is found. Wiring, sensor, alarm, immobiliser, reversing camera and parking sensor faults all follow the same approach.

Intermittent faults take longest, because they have to be present to be found. A fault that appears only when it is wet, or only over bumps, may need the wiring flexed and tested in stages.

Do you cover Milber, and where do I bring the car?

Yes. Drivers from Milber and the rest of the Newton Abbot area, as well as Abbotskerswell, Stoke-in-Teignhead and Teignmouth, come to us for diagnostics and auto electrics. Our garage is at Longcombe Cross, Longcombe, near Totnes, postcode TQ9 6PL.

If a warning light says the car is unsafe to drive, do not push on to the garage.