Professional Motor Mechanic

Active Sensor Bearings – fiiting advice

|Date: February 06, 2013

Active Sensor Bearings – fiiting advice

The ASB wheel bearing has a magneticencoder fitted within the seal which, inconjunction with the ABS sens ...

The ASB wheel bearing has a magneticencoder fitted within the seal which, inconjunction with the ABS sensor, measuresthe speed of each wheel independently. This information is then used by the ECU for ...

February 06, 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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Electric/hydraulic steering issue – Ford Focus 1.6 TDCi

|Date: January 30, 2013

Electric/hydraulic steering issue – Ford Focus 1.6 TDCi

This technical tip comes from TRW's Brian Newell: Q. A garage recently called me with a problem on the el ...

This technical tip comes from TRW's Brian Newell: Q. A garage recently called me with a problem on the electric/hydraulic steering on a 2005 Ford Focus 1.6 TDCi.The customer had previously had a new p ...

January 30, 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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Electrically Powered Hydraulic Steering (EPHS) systems explained

|Date: January 24, 2013

Electrically Powered Hydraulic Steering (EPHS) systems explained

EPHS systems retain the steering properties of traditional belt driven hydraulic power assisted steering ...

EPHS systems retain the steering properties of traditional belt driven hydraulic power assisted steering systems, whilst offering a range of benefits to the driver. These include improvements in comfo ...

January 24, 2013
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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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MOT testing – the importance of testing suspension components ‘under load’

|Date: December 02, 2012

MOT testing – the importance of testing suspension components ‘under load’

A few weeks ago my wife’s car came back from its MOT with a couple of advisories, relating to ‘slightly w ...

A few weeks ago my wife’s car came back from its MOT with a couple of advisories, relating to ‘slightly worn ball joints’. Now I know there was no wear in the joints because I’d checked them a few day ...

December 02, 2012
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Front wheel bearing removal – Various models

|Date: November 25, 2012

Front wheel bearing removal – Various models

TASK: Removal/fitting of front wheel bearing (XMGB 40899R01) MAKES/MODELS: Audi A2; Seat Cordoba, Ibiza; ...

TASK: Removal/fitting of front wheel bearing (XMGB 40899R01) MAKES/MODELS: Audi A2; Seat Cordoba, Ibiza; Skoda Fabia, Roomster, VW Fox, Polo REMOVAL ...

November 25, 2012
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Power steering pumps – seal replacement

|Date: October 26, 2012

Power steering pumps – seal replacement

Not so much a tale, but more an advisory caution. The other day one of our sales guys enquired as to why ...

Not so much a tale, but more an advisory caution. The other day one of our sales guys enquired as to why one of his customers had had an EPHS pump declined warranty, due to water ingress. So I thought ...

October 26, 2012
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Power assisted steering systems – the role of fluids

|Date: September 28, 2012

Power assisted steering systems – the role of fluids

All power assisted steering systems utilise a pump –mechanically or electricallydriven – that pumps hydra ...

All power assisted steering systems utilise a pump –mechanically or electricallydriven – that pumps hydraulicfluid from the reservoir through some control valves and then back to the reservoir. Howeve ...

September 28, 2012
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How to remove a CV joint from a drive shaft

|Date: September 24, 2012

How to remove a CV joint from a drive shaft

Removing a CV joint from a drive shaft can be an annoying task, especially when the shaft is not dismantl ...

Removing a CV joint from a drive shaft can be an annoying task, especially when the shaft is not dismantled. With the new joint puller from SPIDAN the joint can be loosened without using a hammer, ens ...

September 24, 2012
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Steering & Suspension – why you should replace in pairs

|Date: September 11, 2012

Steering & Suspension – why you should replace in pairs

Steering and suspension accounts for around 21% of MOT failures, a surprising statistic considering they ...

Steering and suspension accounts for around 21% of MOT failures, a surprising statistic considering they are safety critical automotive parts.The reality is that defective steering and suspension part ...

September 11, 2012
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Wheel bearing replacement – Skoda Fabia

|Date: August 15, 2012

Wheel bearing replacement – Skoda Fabia

The Skoda Fabia was introduced in 1999 and was built until it was face-lifted in 2007. During this time t ...

The Skoda Fabia was introduced in 1999 and was built until it was face-lifted in 2007. During this time the Fabia forged itself a reputation for high reliability and quality. The MK1 has sold over 170 ...

August 15, 2012
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Steering system component repairs – the golden rules

|Date: June 26, 2012

Steering system component repairs – the golden rules

Before replacing any electrical or electro-hydraulic steering systems or their components, you must make ...

Before replacing any electrical or electro-hydraulic steering systems or their components, you must make sure that you have all of the required diagnostic tools to check and reset the system. Without ...

June 26, 2012
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Link rods – their purpose and why they fail

|Date: June 26, 2012

Link rods – their purpose and why they fail

Link rods are subjected to massive shock loading – more so on increasingly pot-holed roads. The safety of ...

Link rods are subjected to massive shock loading – more so on increasingly pot-holed roads. The safety of the vehicle depends on the smallest and most vulnerable part of the whole steering and suspens ...

June 26, 2012
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