Feature Articles

ABS Update

ABS Update

This safety essential is changing all the time. Make sure you understand newer systems and how they’re integrated with other features.

derFix August 2018

derFix August 2018

In this issue: Audi Crankcase Ventilation and Secondary Air Injection; Understanding Porsche 9A1 Oiling Systems; VW Frame Dimensions; CAN Analysis with J2534; Porsche Brakes; Audi Turbochargers; VW 01M Transmission 65535 Error

Ins and Outs of Oxygen Sensors

Ins and Outs of Oxygen Sensors

These clever devices optimize engine performance, fuel economy, and emission control. Understanding how they work and how they wear out will assure that they report accurate information to the ECM.

The Mysterious Misfire

The Mysterious Misfire

When things do go wrong, the knowledge required to repair a problem is more advanced than ever. Let’s take a look at those hard to find run-ability problems.

4×4 vs. AWD

4×4 vs. AWD

Look at the differences and see if we can better understand the Nissan four wheel drive and all wheel drive systems, how to tell them apart and, most importantly, where to look when something goes wrong.

Understanding Porsche 9A1 Oiling Systems

Understanding Porsche 9A1 Oiling Systems

The 9A1 architecture is the current engine Porsche uses in their Cayman/991/GT3 & 4 platforms. It encompasses many models but generally refers to model years 2009 through the current 2018 models, although designations now also include the 9A2.

StarTuned June 2018

StarTuned June 2018

In this issue: Do You Understand the Science Behind BlueTEC?; Restoring the Beauty of Mercedes-Benz Carbon Fiber Components; Fuel Pump Diagnosis and Replacement; XENTRY and OBD II – Go Deep; Wholesale Team Spotlight: Al DiFranco; Mercedes-Benz StarParts

derFix June 2018

derFix June 2018

In this issue: VW 01M Speed Sensors; Audi Climate Control Systems; Understanding Porsche Brakes; DoIP, Part 1; VW City Golf 2.0L BEV Engine Mysteries; Audi Fuel Systems; VW Golf Trunk Floor Replacement

Volkswagen Golf Trunk Floor Replacement

Volkswagen Golf Trunk Floor Replacement

The sectioning and replacement procedures for the trunk floor of a 2015 and newer Golf differ from those for prior year models. The new procedures take into account Volkswagen design changes that improve trunk floor reinforcement and corrosion protection. Here you’ll find our tips extracted from the factory-approved repair procedures.