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...Technical Messenger 02 | 2024 Fitting instructions for thermal switches (TSW) Operating a combustion engine with maximum efficiency, low emissions, and minimal wear requires finely tuned thermal management. By acting as a cooling circuit manager, thermal switches play an essential role...

...This BMW came to the workshop with a rather unusual emissions failure. It had failed the NCT test on  emissions test, with a very high level on the Lambda reading. The first step taken was to scan the engine management system for fault codes, but no codes were stored. The data fo...

...Autobiz Technical Helpline Not starting immediately after servicing As technicians, most have heard customers say those few words that we dread. “Ever since you looked at my car, it is now doing this.” An interesting case arrived at the Autobiz Technical Helpline line recently, w...

...MAHLE Technical Messenger Issue no. 03/2024 Defective starter motors due to thermal overload The incorrect use of starter motors can lead to thermal overload of the solenoid and thus to failure of the starter motor. Internal combustion engines cannot generate torque from a standst...

...Newly installed EGR valve whistles | Cause and help In the repair shop, a new EGR valve was installed with the old EGR cooler. Directly after starting up the engine, the EGR module begins to whistle. 00:00 EGR valve whistles 00:41 Sooted EGR cooler 01:07 Avoid the following faults Possibl...

...BMW 218 - Parking brake switch failing I will admit that I am not the greatest fan of the electric parking brake. I know it allows more flexibility to the design of the vehicle, and frees up a space on the centre console, but it can be just as troublesome as the cable operated counterpar...

...Autobiz Helpline Audi A4 - Heavy fuel consumption This 2007 Audi A4 2.0 petrol had shown a marked rise in petrol consumption, and the owner was intending to have the service done soon, in an attempt to improve the efficiency of the engine. The thought that the car should have a servic...

...Faulty wipers on a Hyundai Ioniq Tim Stock, Autobiz Helpline A recent call to the Autobiz Helpline, was for non-operational front wipers on a Hyundai Ioniq. A previous workshop had spent considerable time and numerous parts chasing this problem, without any solution. The mistake is...

...Zafira with a persistent lean fault Tim Stock, Autobiz Helpline This Zafira came into the workshop with a continuing issue of P0171 (System Too Lean (Bank 1)) trouble code. It had been previously diagnosed, with Lambda sensor 1 identified as the culprit. The sensor was replaced, and the...

...Golf - Pre NCT service for electric engine Electric vehicles are beginning to become a more common sight. Over the next few years, we are undoubtably going to see more EVs introduced, and so this is another advancement that we in the workshops are going to need to get acquainted with. I...



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