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Where They Come From and How We Diagnose Them Oil leaks are common enough on Audi vehicles that they are sometimes treated as though they are simply part of owning

What a Scan Tool Can — and Cannot — Tell You Modern Audi diagnostics involve much more than plugging in a scanner and reading a check-engine-light code. An Audi can

Common TFSI engine problems and how A&B specialists diagnose it Audi’s TFSI engines combine turbocharging or supercharging with direct fuel injection to make strong power from relatively compact engines. They

Oil consumption is one of the most misunderstood problems on modern Audi engines. Some Audi engines have a well-earned reputation for burning oil, but “it needs piston rings” is not

2.0T EA888, 3.0T EA837/EA839 and 4.0T crankcase-ventilation diagnosis Direct answer: Audi engines use crankcase-ventilation systems to separate oil from blow-by gas and control crankcase pressure. A failed pressure-regulating diaphragm, check

Haldex service, quattro drivetrain fluids, center differentials, transfer units and modern quattro ultra systems QUICK ANSWER “Quattro” does not describe one single Audi AWD system. Depending on the model, chassis

When your Mercedes-Benz displays “Service A Due” or “Service B Due,” the message sounds straightforward. Then you request an estimate—and the difference between the two services may be hundreds or

Land Rover and Range Rover vehicles offer a combination that few other SUVs can match: luxury, capability, distinctive styling, and confident all-weather performance. They are also sophisticated vehicles. Air suspension,

Mercedes-Benz vehicles are engineered to deliver comfort, performance, and advanced technology. They are also complex machines that require the right tools, fluids, procedures, and diagnostic experience. What many Mercedes owners