egr valves | Ask Honest John

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Most recently answered egr valves questions

I have a 2003 Volkswagen Passat 1.9 TDI 130, and the emissions workshop warning keeps coming on. I was told by the garage that the error code reported is for EGR valve. I had cleaned, but this has had...

Corolla loss of power - could turbo be the issue.

The engine malfunction light came on and there was immediate loss of power (no revs when pressing the accelerator). It was diagnosed as the EGR valve. It was cleaned up and was then fine for about 3 months....

Can I expect my diesel Renault Laguna to develop expensive problems soon?

In 2009 I bought a new Renault Laguna 2.0dCi 150 Initiale 50 diesel automatic. Can you tell me whether it has a diesel particulate filter, dual mass flywheel or an exhaust gas recirculation valve fitted...

Does the new Scenic have a better engine?

I have a 2009 Renault Scenic 1.5 dCi Privilege 106 with 36,000 miles on the clock and I wish to replace it with something similar. I have reservations about a straight replacement as I feel the engine...

Is a Jaguar XF suitable for high mileage use?

I have been thinking of changing my Octavia vRS (petrol) due to my high mileage of 25,000 per year, and I am very wary of buying a manual due to DMF failure. I am lucky enough to have some money available...

Should I buy a petrol or diesel car?

After selling my BMW 5-Series I'm thinking of returning to a Golf-sized car and was thinking about a 1.6TDI Match Mk6, however I'm wary about buying a diesel. We only did about 8000 miles per year in the...

My BMW 5 Series' DPF fault also caused the turbocharger to fail - is this to be expected?

I own a 2007 5 Series BMW diesel automatic. The car has a full service history, but is high mileage at 85,000. The DPF light came on and the message said that the car was safe to continue driving, however...

Should I buy a diesel Skoda Octavia to cope with my increased mileage?

My car is a petrol Skoda Octavia vRS, which I purchased new in May last year and I would say is one of the best cars I have owned. However my increased mileage of 25,000 per year is hurting my wallet and...

What do you think of the Nissan Qashqai?

I currently have a Nissan P12 Primera 2.2 dCi SVE which is nearly 10 years old, with 108,000 miles. I have been very pleased with this car. It is reliable, economical and not too expensive to maintain....

Is my Volkswagen Touran diesel likely to develop any faults soon and should I replace it?

I am driving a 2005 Volkswagen Touran 1.9 TDI that I have owned from new. It has done almost 115,000 miles (about 80 per cent of which was cruising on motorways) and never let me down. It returns a consistent...