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...Volkswagen Passat: Engine judder at idle Question: A 2012 Volkswagen Passat 1.6 TDi is in our workshop and has an engine judder at idle when the air conditioning is operating. We have carried out some basic checks on the air and fuel systems and checked for stored trouble codes, none we...

...WWW.MAHLE-AFTERMARKET.COMNoises from a disassembled thermostat—e.g., a rattling when you shake it—can cause a lot of uncertainty.But the reason is simple: depending on the vehicle and type of thermostat, a ventilation valve is be fitted to the thermostat disk (see Figures 1 a...

...Advanced Insulation Testing - 2007 Volvo XC70 2.4 D5 This Volvo was delivered as a non-start to the workshop, a code scan was performed that revealed multiple short circuits on various components. The first in the list was fuel pressure sensor short to positive. The loom at the connec...

...BMW 325Ci - Knocking Front Suspension It was not too surprising to find that the offside front lower ball joint on this 2001 BMW 325i had excessive wear. The knocking noise it was making as it drove along the road was enough to indicate attention was needed. The lower arm has two ball j...

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    Technical Bulletin

  • Current Measurement Tools and Process - Frank Massey
  • Mar 19

  • Autoinform (109) Contact
  • PDF

...Current measurement tools and process My experiences with current measurement goes all the way back to the dark days of off-car ECU testing, initially relying on load simulation with the ATP network 500 terminal. It became painfully obvious that load simulation could not fully, and accura...

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    Technical Bulletin

  • LuK-Clutch-Academy-Fiat-500-Abarth
  • Mar 19

  • LuK (131) Contact
  • PDF

...LuK-Clutch-Academy-Fiat-500-Abarth REPXPERT's Alistair Mason replaced the clutch in a Fiat 500 Abarth. With the manufacturer recommending that the engine be removed first, Alistair decided that course was traumatic, and more pressingly, it was impossible! So he followed a more conventio...

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    Technical Bulletin

  • Toyota Multi-Mode Transmission (MMT) Clutch Replacement
  • Feb 15

  • Blue Print (202) Contact
  • PDF

...Toyota Auris, Aygo, Corolla, Yaris / Citroën C1 / Peugeot 107 – MMT Clutch Replacement GuideApplicable References: ADT330265 / ADT330266 / ADT330274 / ADT330278Applications: Toyota Auris 1.4 & 1.6, Aygo 1.0, Corolla 1.4, Yaris 1.0, 1.3 & 1.4 / Citroën C1 1.0 / Peugeot 107 1.0 1999 201...

...Issue date: 12th April 2019PAD1835 - Correct Shim Fitment - Ford FiestaInner PadsPlease note the pips on the inner pads Please note that the shim kit makes the inner pad directional and must therefore be fitted so that the disc rotates into the cutaway of the rubber shim.Outer Pads Step 1...

...The recommended intervals for changing brake fl uid vary tremendously depending on the manufacturer. This can be as often as every two years to actually never!For example, Chevrolet calls for a brake fl uid change on most models every 45,000 miles, while Honda states to do it every three y...

...THROTTLE VALVES AND REGULATING THROTTLESWHAT IS THE DIFFERENCE?In a petrol engine, the throttle valve impacts the quantity of air that is drawn in. More or less fresh air or air-fuel mixture flows into the cylinder according to how open the valve is. The position of the throttle valve dire...



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