Valeo guides readers through a clutch replacement. Pre-diagnostic checks Non-invasive checks first: Always check dual clutch transmission fluid (DCTF) level and quality before disassembling. Degraded fluid causes mechatronic valve scoring, solenoid sticking, and pressure loss. Dismounting Step 1 Snap ring removal: Utilise a flat-head instrument to extract the snap ring from the clutch housing end ...

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Chris Fisher, independent garage owner and creator of garage management system Clarity-GMS, tells PMM readers what he thinks are the six worst mistakes garages are making online. I run an independent garage and built Clarity-GMS because every GMS I tried either didn’t do what I needed or took screen after screen to get there. Every ...

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Workshop professional Dan Force discusses the need to say No from time to time. Quality trumps quantity in the workshop game, every time. We were all told when we were starting out: Never turn work away. An empty ramp won’t pay the bills. We saw that mantra being applied day in day out — parents, ...

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PMM editor Kieran Nee recently visited the UK’s busiest MOT test centre, The Test Centre, to find out why the MOT test fee cap urgently needs to be raised. When the PMM team comes to putting together an article or a new idea for a podcast, it usually involves coming up with a topic that ...

The post Why won’t the Government raise the MOT cap? appeared first on Professional Motor Mechanic.

Lucas Assimos, an automotive specialist and independent workshop operator based in Florida, provides his top advice for fellow mechanics working with wiring problems.  A circuit can show a healthy-looking voltage on a multimeter and still be incapable of doing its job. That is one of the simplest electrical lessons in the workshop, but it is ...

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European Exhaust and Catalyst (EEC) looks at some of the reasons a DPF might fail to regenerate. DPF regeneration relies on a number of conditions being met, and failure in any one area can prevent the process from taking place. At EEC we regularly see that poor engine maintenance is one of the most common ...

The post Common Faults: DPF regeneration appeared first on Professional Motor Mechanic.

Rotronics CEO Ken Clark offers his expertise on the 12V battery and reminds workshops that they’re just as important on EVs as on ICE vehicles.  Every vehicle on the road today, whether it runs on petrol, diesel or electricity, depends on a 12-volt battery to function. It’s easy to overlook, especially in the EV era, ...

The post Why is 12V maintenance different for EVs? appeared first on Professional Motor Mechanic.

PMM’s wire-chaser Ben Johnson has been at it again recently with a particularly uncommunicative Mazda. There are some diagnostic jobs where the fault practically introduces itself. A warning light comes on, the scan tool gives you a sensible code, you carry out a few tests, find a broken wire, replace the offending part and move ...

The post Why was the Mazda 3 refusing to start? appeared first on Professional Motor Mechanic.

Why was the Peugeot 406 Estate experiencing an electrical fault? Once a vehicle reaches a certain age, every fault presents a new temptation to simply consign it to the scrap yard. But when a vehicle is otherwise working well, the best thing is to find the right solution and give it a new lease of ...

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ALLDATA Europe has announced its role as the headline sponsor of this year’s Mechanex, taking place at Sandown Park on 10 and 11 November. The event, a community hub for independent workshop professionals, will showcase ALLDATA’s latest innovations and product enhancements. Mechanex offers a platform for industry professionals to explore new products, attend technical demonstrations, ...

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