technical

Electrical gremlins

8 March 2013

The subject of this month’s diagnostic feature is a standard, cooking model 2007 Vauxhall Astra. The customer bought the Astra a year or two ago… Read More

Basic vehicle electrical circuits

1 March 2013

As automotive technology continues to evolve and become more complex, mechanisms are being enhanced, or even replaced, with drive-by-wire systems. Electronic suspensions and anti-lock brakes… Read More

Lost your spark?

22 February 2013

Modern ignition systems have evolved from contact breaker or points systems. If you look carefully you can still see some of the DNA of these… Read More

Know your fluid

15 February 2013

Research has shown that many drivers are motoring with contaminated brake fluid – but how would they know and more importantly, how do we know… Read More

Speed and current

1 February 2013

When the phone rings at Technical Topics HQ with someone in the trade looking to book in a job, I often hear the words, “I’ve… Read More

DPF diagnosis guide

25 January 2013

Hidden cause

25 January 2013

Vehicles with network faults can pose a real challenge for workshops – the symptoms are obvious but the cause can be much more challenging to… Read More

Problem Audi

18 January 2013

ExpertVehicle:Inlet shut-off:More needless parts:Dyno run:The Audi was run on a dyno after being repaired and produced more power and torque than expected. Data logging showed… Read More

Test Bench

12 December 2012

Regular readers of Testbench will know that the number of modern diagnostic tools that are designed specifically to work with Asian vehicles has shot up… Read More

Ask a stupid question…

4 December 2012

After all these years, I still find customers’ attitudes to diagnosis and repair amazing. Fair enough, it’s not the customer’s job to understand the finer… Read More