Why would a Porsche 911 Carrera 4S start misfiring on cylinder four following a routine spark plug replacement? ALLDATA and Porsche’s OEM repair data can provide an answer.  Problem  Following a standard spark plug change, a Porsche 911 Carrera 4S (Type 992, 3.0L) returned to the workshop after the driver noticed poor engine performance. The ...

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All workshops have at one point or another been told by a customer, “my air con isn’t blowing cold enough”. Well, that’s what this month’s cover star Auto Air Gloucester is seeking to get to the bottom of.   Understanding the Causes and Best Practices for Repair   It’s a phrase almost every automotive technician hears on a ...

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The experts at Accu, a leading provider of reliable engineering and precision components, have analysed BMW’s patent (DE469242297), which covers three head styles: cap head, countersunk and flanged button head. Additionally, automotive expert Richard Rackham, former Head of Concept at Lotus Cars, weighs in on what this means for mechanics, manufacturers and owners. Here’s what ...

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Parts supplier febi discusses timing chain rattle in the EA111 engine 1.4 TSi and what you can do about it.  The 1.4 Turbocharged Stratified Injection (TSi) variant of the EA111 Volkswagen Group engine was produced from 2005 to 2015, after which it was replaced by the current belt-driven EA211 series of engines.  This engine was used in many different models with various power outputs and ...

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Motaquip reveals some of the techniques required for quick and accurate air mass meter diagnosis.  Air mass meters (AMMs) measure the mass of air entering the engine, providing the ECU with the data it needs to calculate precise fuelling for efficient combustion and low emissions. Using a temperature-controlled platinum sensor, airflow is translated into a signal the ECU can interpret – but what ...

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Febi’s technical team outlines a recent timing belt replacement on a Ford Kuga.  The vehicle  Make: Ford  Model: Kuga  Year: 2011  Engine: 2l Common Rail Diesel  The routine replacement of the timing belt is an essential procedure in order to avoid failure of the belt and serious engine damage. However, replacement intervals have been considerably extended over the ...

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