Certified Automotive Mobile Mechanic
Another EGR valve problem today, this time – Nissan D40 Navara EGR valve failure. We regularly see EGR issues with most modern diesel cars. EGR (Exhaust Gas Recirculation) is a system that directs controlled exhaust gas back into the intake to be re burnt in the engine. This is done a specific times to lower […]
As a part of the scheduled maintenance, Engine valve adjustment is required on some engines. Today we have a Mitsubishi Triton with a 4D56 diesel engine. The vehicle had very low power and was rattling. As this was a new client we didn’t have any history on previous maintenance. The valves sound well out of […]
This Mitsubishi Triton had low power and poor fuel economy. The Certified mechanic team inspected the car and found heavy carbon build up in the engines intake system. A carbon clean is required. This is common with turbo diesel engines. The factory fitted ‘EGR’ system which is to provide better economy and for pollution control […]
Certified Automotive is a complete mobile service. This means we come to you wherever you are on the Gold Coast. Roadside assistance is what we specialise in. We commonly attend to a wide range of breakdowns. Some of these include: Car won’t start Drive belts and pulleys Batteries, alternators & starter motors Cooling system repairs […]
Oxygen sensor are an important component in the vehicles engine management system. The oxygen sensors are located in the exhaust system. Their job is to determine and report to the computer the fuel ratio of the exhaust. This information allows the computer to know if the engine is running rich or lean. From this info […]
A callout in Tugun to a Hyundai Sonata to inspect a loud noise from the clients engine has led to a complete engine replacement. The noise was a very loud ‘knocking’. This was diagnosed on site as a failed con rod bearing which was causing the piston to hit the cylinder head. This is a […]
Todays fault is a VE Commodore 6L V8 with an engine fault. This vehicle was running rough, it had a noticeable misfire. It was actually running on 7 cylinders not 8. A diagnostic check was done with a scan tool which showed code P0203. This code means ‘cylinder 3 injector circuit malfunction’. With some further […]
EGR stands for Exhaust Gas Recirculation. This system is on nearly every vehicle as it helps manufacturers meet emission standards required. This system does as the name says, it recirculates exhaust gas back into the engines intake to be re-burnt. This does 2 things, it increases the fuel economy and reduces pollution. This system does […]
Engine oil flush treatments are a common item in servicing modern cars. With many vehicles needing high quality oils and with services schedules being stretched out further oil flush treatments are becoming more necessary. The oil flush is an additive which is added to the old engine oil and the vehicles is run with, prior […]
A regular question I get asked is “Do we work on weekends?” The answer – YES we do! We offer weekend mobile mechanic services to the entire Gold Coast. Unlike many other mechanics on the Gold Coast we work 7 days a week. Breakdowns never happen at a convenient time and your weekends are important. […]
