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50 shades of carbon

Hoping to improve on my personal finances I decided to write something dirty this month. Having written many times reflecting on problems associated with diesel combustion and it’s post combustion treatment failures. Also I recall referring to the close similarities with direct petrol injection principles .when dealing with our diesel car owners, a process of …

May
15
2015

How to diagnose misfires

Willie Barry of AGE offers some top tips on diagnosing misfires. Air/fuel ratios caused by leaking fuel pressure regulators and other fuel control issues can also cause general misfires on other vehicles. Freeze-frame data obtained by a scan tool can be used to determine the conditions under which a general misfire has occurred. In these …

May
8
2015

Knock sensor advice from ADS

Automotive Diagnostics Services (ADS) offers advice on how to determine, where the problem lies when a Knock Sensor or Knock Control fault appears on the diagnostic equipment When we see a Knock Sensor or Knock Control fault on our diagnostic equipment its not always clear as to whether the fault is coming from a faulty …

May
6
2015

MKW Motors explains Selective Catalytic Reduction (Part 2 of 3)

The NOx sender consists of two chambers, two pump cells, several electrodes and a heater. The sensor element consists of zirconium dioxide. This substance has the characteristic that, when electrical voltage is applied, the negative oxygen ions migrate from the negative electrode to the positive electrode.

May
6
2015

Opel Astra J – loss of coolant

The Opel Astra J can experience a loss of coolant near the exhaust gas recirculation cooler (EGR cooler). Here Hella Ireland offers some tips on fixing the problem. If you suspect a leak in the cooling system, special attention should be paid to the EGR cooler. A crack in the housing can lead to a …

April
27
2015

Scope School Part 3

In the final chapter of Pico’s three-part clinic we cover capture and analysis features that technicians will find invaluable during diagnosis procedures. Steve Smith is a former Toyota Master Technician and winner of the 2013 Top Technician competition. He now puts his extensive knowledge to good use as an Automotive Application Specialist for Pico Technology. …

April
22
2015

Direct intervention always helps

I was surprised if not shocked quite recently during a direct injection training course @ preston and even more recently over in northern Ireland when I asked delegates how often they deal with petrol injection problems , & more specifically problems with direct injection ?

April
20
2015

MKW Motors explains Selective Catalytic Reduction (Part 1 of 3)

The reduction of pollutant emissions is an important challenge in automotive technology. In the first of three articles, MKW Motors explains Selective Catalytic Reduction.

April
8
2015

ContiTech Expert Tips: Detailed instruction for Ford Focus

Significant errors are frequently committed when changing the timing belt. To ensure that the belt change operation goes smoothly, the ContiTech Power Transmission Group provides fitters with a detailed installation guide. In this, ContiTech experts provide a stepby-step explanation of how to change the belt correctly in a Ford Focus 2.0-liter 16 V with engine …

April
6
2015

Investigations on a BMW X5 Can Bus system

Most technicians grimace at the thought of a Can Bus fault on a modern vehicle and rightly so as there can be many control units connected to the system which can cause the fault. This can make it quite overwhelming for a technician as to where to start in the diagnosis. Here we explain how …

March
24
2015