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...Autodata Volvo XC60: Abnormal noise from engine bay when driving Question: A customer of ours has a 2011 Volvo XC60, and they are complaining of an abnormal noise from the engine bay when driving. We have heard the noise on a road test, but we are having difficulty finding the source of t...

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    Tech Tip

  • A Citroen Relay on and off again
  • Mar 15

  • Autoinform (109) Contact
  • PDF

...A Citroën Relay on and off again A Citroen Relay on and off again A second-hand engine, a replacement gear box, and a new EGR valve and probably even more to consider. Autoinform’s Frank Massey describes a Citroën Relay with some interesting problems, and the clues and fixes that...

...Troubleshooting guide Lambda Sensors Lambda sensors play a vital role in reducing exhaust emissions and fuel consumption, as well as optimising engine performance, but how can you tell if they need replacing? Alan Povey, technical expert at DENSO helps you diagnose the most common faul...

...ABS and ASB Systems Introduction Since the advent of the SNR-patented Active Sensor Bearing (or ASB®) system in 1997, there has been confusion over the differences between the meanings of ABS and ASB. ABS stands for Anti-Lock Braking system and simply indicates that a vehicle has...

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    Tech Tip

  • LuK Clutch Academy Mercedes C220 CDi
  • Mar 15

  • LuK (106) Contact
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...Mercedes C220 CDi LuK Clutch Academy Introduced in 2000 to replace the aging W202 range, the Mercedes C Class W203 is a proven contender for the competitive executive compact market. As many vehicles are no longer covered by the manufacturer’s warranty, this makes the Mercedes a perfect...

...Turbocharger system air leaks The turbocharger forces extra air into the engine's combustion chamber, increasing engine efficiency and power output. The turbo operates in demanding conditions, and relies on various systems in the vehicle. Regular vehicle service is of crucial importance...

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    Tech Tip

  • Toyota D-4D Suction Control Valve Replacement
  • Mar 15

  • Blue Print (118) Contact
  • PDF

...Toyota D-4D Suction Control Valve Replacement Certain models of Toyota fitted with the 2.0 D-4D engine, can suffer from malfunctioning Suction Control Valves (SCV), causing running issues such as a sudden lack of power, which can be intermittent, and often puts the engine management lig...

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    Tech Tip

  • LuK Clutch Academy Nissan Navara 2.5 DDTi
  • Sep 19

  • LuK (106) Contact
  • PDF

...LuK Clutch Academy Nissan Navara 2.5 DDTi REPXPERT Alistair Mason replaces the clutch and dual mass flywheel (DMF) on a Nissan Navara 2.5 DDTI, which had covered more than 103,000 miles. Following complaints of the clutch 'slipping', his assessment confirmed the cause, and a clutch and...

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    Tech Tip

  • Common Rail Diagnostics with Frank Massey
  • Feb 15

  • Autoinform (109) Contact
  • PDF

...Common Rail Diagnostics The efficient and complete combustion of an oil based fuel is fraught with problems. It’s pretty much certain that additives, rather than thermal emission control, will dominate the current and near future diesel development. Autoinform’s Frank Massey describ...

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  • Battery care, maintenance & diagnosis
  • Sep 19

  • Autoinform (109) Contact
  • PDF

...Battery care, maintenance & diagnosis The vehicle battery is a critical integrated component of the electronics network. Increasingly, it also is responsible for the total electromotive force in electrical vehicles. I will comment on this development later! Despite this, it remains litt...



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