Import Service Relaunches in Digital Format!

First launched in 1987, some of you may still have hard copies of this beloved publication in your library. Import Service relaunches with its initial article, “Honda Accord EGR Testing With HDS With Parasitic Battery Tests and Generator AC Ripple.” Read More.

Classic Mercedes-Benz Cruise Control – E-Tempomat System

Classic owners are passionate about their cars, and many can’t live without their cruise control. Here’s how to keep the Mercedes-Benz E-Tempomat system traveling down the road.

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BMW X5 Electronic Throttle Drive Can’t Thrive and Stay Alive — Because the DME Was Speaking Jive…

Getting through a simple driveability concern (or a seemingly simple one…) can turn into a big problem for the shop and the customer very quickly if we are not well studied in our electrical theory and testing strategy on BMWs

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Honda Accord EGR Testing With HDS With Parasitic Battery Tests and Generator AC Ripple

A rough running 2006 Honda Accord hard to start didn’t mean the battery or starter had a defect; rather, the engine speed took a short while to climb to normal.

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Mercedes-Benz Diesel Injectors: Mystery of the Black Death

Inspection, proactive service recommendations. What to expect? And, what about those glow plugs?

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Audi A6 LIN: Alarm Failure and LIN Sound Battery Parasite (Part 3 & 4)

This topic is covered in a short series. Parts 3 and 4 will discuss energy management and PCV Ventilation System Testing.

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Nissan Intelligent Key Problems? Nissan Symptom Tables Are Your Friend.

Problems with remote keyless entry, door handle request switch, push-button ignition switch, and remote engine start can each be symptoms of intelligent key configuration and signal transmission faults. Nissan symptom tables set you on the most efficient diagnostic path.

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Audi A6 LIN: Alarm Failure and LIN Sound Battery Parasite (Part 1 & 2)

This topic is covered in a short series. Parts 1 and 2 will discuss how to find a possible parasite within a scan and how to measure a parasite after repairs.

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Early Volvo XC90 Traction Control Systems

If your customer gets a message that says something like “ANTI-SKID TEMPORARILY OFF” or “DTSC SPIN CONTROL OFF," one of the major safety systems on that Volvo is not working.

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Audi FSI No Start and Suspension Faults

Break the list of controller faults into sections and in order of importance. Primary on the list is the no start condition.

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Mercedes-Benz Timing Chain Tensioners

If the timing of all engine components is not dialed in exactly, the vehicle will not run right. We'll address crankshaft and camshaft correlation in Mercedes-Benz engines, timing chains, tensioners and other components.

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What is Automotive Tech Info (ATI)?

ATI provides professional technicians with a regular diet of repair information on BMW, Mercedes-Benz, Nissan, Volvo, Volkswagen, Audi, Porsche and more. Search by keyword (site-wide or on marque-specific sites), by vehicle marque or publish date. Access is FREE.

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Damage from a Frayed Serpentine Drive Belt

Damage from a Frayed Serpentine Drive Belt

We’re going to show how the owner was able to save their car’s engine after the crankshaft sucked the belt into the engine and what we did to repair the car and get it back on the road better than ever.

When is a vacuum leak not a vacuum leak?

When it’s hiding in the EVAP system of a Porsche Cayenne.

A P0455 code points to an EVAP problem, but the EVAP system checks out OK with our smoke tester. And the purge valve checks out as well. So where could the problem lie?

Our derFix Super Sleuths unravel the mystery.

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