Professional Motor Mechanic

Vehicle troubleshooting – intake manifold pressure error

|Date: June 20, 2013

Vehicle troubleshooting – intake manifold pressure error

Potential complaints• Fluctuating idle speed• Loss of power• Jerking on acceleration• Malfunction Indicat ...

Potential complaints• Fluctuating idle speed• Loss of power• Jerking on acceleration• Malfunction Indicator Lamp illuminated• Diagnostic Trouble Code P0105 – P0109 Error messages relating to the intak ...

June 20, 2013
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Diesel injector coding – Ford Mondeo 2005

|Date: June 10, 2013

Diesel injector coding – Ford Mondeo 2005

The first question that most technicians ask is why injectors actually need coding. The answer is that du ...

The first question that most technicians ask is why injectors actually need coding. The answer is that due to tolerances when the injectors are manufactured the injected fuel quantity may deviate betw ...

June 10, 2013
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NOx sensors – background and function

|Date: April 20, 2013

NOx sensors – background and function

Due to the need for reducing the delay in response time and the ever-improving accuracy of the control sy ...

Due to the need for reducing the delay in response time and the ever-improving accuracy of the control systems of the modern internal combustion engine, some new and very specific sensor technologies ...

April 20, 2013
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Rectifying running complaints – Skoda Felicia 1.3

|Date: March 14, 2013

Rectifying running complaints – Skoda Felicia 1.3

Vehicle: Skoda Felicia 1.3 Complaint: Motor stalls when running idle Component: Electromotive throttle bo ...

Vehicle: Skoda Felicia 1.3 Complaint: Motor stalls when running idle Component: Electromotive throttle body OE part number: 441.0.4301-416.6 Pierburg part number: 7.22456.01.0 ...

March 14, 2013
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Lambda Sensors – why they should be changed at the same time as the cat

|Date: February 25, 2013

Lambda Sensors – why they should be changed at the same time as the cat

Technically advanced vehicle systems mean more challenging repairs. One task facing mechanics is helping ...

Technically advanced vehicle systems mean more challenging repairs. One task facing mechanics is helping the end user to understand the importance of these repairs and the increased related cost, part ...

February 25, 2013
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Oxygen sensors – failure diagnosis and fitment

|Date: February 13, 2013

Oxygen sensors – failure diagnosis and fitment

Projected electronic parts will account for 40% of the global value of vehicles in 2015 and 60% of worksh ...

Projected electronic parts will account for 40% of the global value of vehicles in 2015 and 60% of workshop repairs are linked to electronic issues. This translates to a projected €6 billion in potent ...

February 13, 2013
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Clock spring installation – Chrysler Voyager and Grand Voyager

|Date: February 04, 2013

Clock spring installation – Chrysler Voyager and Grand Voyager

Malfunctioning of the clock spring (also known as Air Bag Squib) on the Chrysler Voyager and Grand Voyage ...

Malfunctioning of the clock spring (also known as Air Bag Squib) on the Chrysler Voyager and Grand Voyager models is not an uncommon problem, to the point that Daimler Chrysler issued a safety recall ...

February 04, 2013
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Overcoming steering angle sensor faults

|Date: January 27, 2013

Overcoming steering angle sensor faults

A vehicle’s steering angle sensor (SAS) is used to measure the angle of the steering wheel and the speed ...

A vehicle’s steering angle sensor (SAS) is used to measure the angle of the steering wheel and the speed at which it is being turned. The signal is predominantly used by the ABS system as part of its ...

January 27, 2013
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Lambda sensors – fitting and diagnosis

|Date: January 02, 2013

Lambda sensors – fitting and diagnosis

Lambda or Oxygen (O2) sensors measure the oxygen level in the exhaust system. The ECU is then able to use ...

Lambda or Oxygen (O2) sensors measure the oxygen level in the exhaust system. The ECU is then able to use this information to adjust and balance the fuel mixture in order to achieve the ideal air-fuel ...

January 02, 2013
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Turbocharger technology – DualBoost turbos

|Date: December 17, 2012

Turbocharger technology – DualBoost turbos

Vehicle designers (and drivers) wantsmaller engines for loweremissions and improved fueleconomy, yet with ...

Vehicle designers (and drivers) wantsmaller engines for loweremissions and improved fueleconomy, yet with more power andtorque – and all with complete reliability. That’s why Honeywell is investing he ...

December 17, 2012
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Intelligent safety systems explored

|Date: December 14, 2012

Intelligent safety systems explored

When it comes to passenger car safety TRW’s vision is clear: to design and develop a complete range of sa ...

When it comes to passenger car safety TRW’s vision is clear: to design and develop a complete range of safety systems which are accessible to every driver in every market. In attempting to achieve thi ...

December 14, 2012
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Titanium dioxide Lambda sensors – function and design

|Date: November 14, 2012

Titanium dioxide Lambda sensors – function and design

This type of sensor is known as a metal oxide sensor. Unlike zirconium dioxide Lambda sensors,titanium di ...

This type of sensor is known as a metal oxide sensor. Unlike zirconium dioxide Lambda sensors,titanium dioxide sensors do not self-generate a voltage. The ceramic element is a semi-conductor, the elec ...

November 14, 2012
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Ignition coils and MAF sensors – installation and fault finding

|Date: November 09, 2012

Ignition coils and MAF sensors – installation and fault finding

IGNITION COILS Installation ■ Carefully place the replacement ignition coil into the plug hole of the cyl ...

IGNITION COILS Installation ■ Carefully place the replacement ignition coil into the plug hole of the cylinder head, orienting it the same way as the original sensor. ■ Connect the ignition coil to th ...

November 09, 2012
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Are you using the correct type of oil? (IMAGES NEED ARROWS AND MAYBE ROTATING?)

|Date: October 01, 2012

Are you using the correct type of oil? (IMAGES NEED ARROWS AND MAYBE ROTATING?)

Timing chains usage is becoming more popular in engine manufactures as they offer greater strength and re ...

Timing chains usage is becoming more popular in engine manufactures as they offer greater strength and reduced friction. Both of these factors enable engine designers to squeeze more power from smalle ...

October 01, 2012
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How to fit a new brake pad – EPB equipped vehicles

|Date: August 22, 2012

How to fit a new brake pad – EPB equipped vehicles

EPB helps to make cars safer, more comfortable and easier to use. Yet this simple but advanced system is ...

EPB helps to make cars safer, more comfortable and easier to use. Yet this simple but advanced system is now such a part of modern motoring it seems incredible that it is only a decade since TRW was t ...

August 22, 2012
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Matt Cleevely reviews the Pico MT03A tester

Castrol launches Car Care range

Is your MOT testing equipment compliant?

Should ADAS calibration be part of the MOT?

Challenges facing both suppliers and garages

Free INA snack pack for Mechanex visitors

Could EV-only MOT centres become a reality?

Why should you regularly check EGRs?

Remote diagnostics specialist heads to Mechanex

The cost benefits of remanufactured turbos

Vehicle troubleshooting – intake manifold pressure error

Vehicle troubleshooting – intake manifold pressure error

Diesel injector coding – Ford Mondeo 2005

Diesel injector coding – Ford Mondeo 2005

NOx sensors – background and function

NOx sensors – background and function

Rectifying running complaints – Skoda Felicia 1.3

Rectifying running complaints – Skoda Felicia 1.3

Lambda Sensors – why they should be changed at the same time as the cat

Lambda Sensors – why they should be changed at the same time as the cat

Oxygen sensors – failure diagnosis and fitment

Oxygen sensors – failure diagnosis and fitment

Clock spring installation – Chrysler Voyager and Grand Voyager

Clock spring installation – Chrysler Voyager and Grand Voyager

Overcoming steering angle sensor faults

Overcoming steering angle sensor faults

Lambda sensors – fitting and diagnosis

Lambda sensors – fitting and diagnosis

Turbocharger technology – DualBoost turbos

Turbocharger technology – DualBoost turbos

Intelligent safety systems explored

Intelligent safety systems explored

Titanium dioxide Lambda sensors – function and design

Titanium dioxide Lambda sensors – function and design

Ignition coils and MAF sensors – installation and fault finding

Ignition coils and MAF sensors – installation and fault finding

Are you using the correct type of oil? (IMAGES NEED ARROWS AND MAYBE ROTATING?)

Are you using the correct type of oil? (IMAGES NEED ARROWS AND MAYBE ROTATING?)

How to fit a new brake pad – EPB equipped vehicles

How to fit a new brake pad – EPB equipped vehicles