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To inspect for this problem, add coolant dye to the system.
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Only if porosity is found, engine replacement becomes necessary. Usually, if porosity is present, there will be a break in the carbon ring.Ĭoolant present in a cylinder cleans the area of entry and can be found by wiping the carbon ring dry with a clean soft towel, exposing the leak path. Technicians should inspect the subject cylinder and look for a break in the carbon ring at the top of the cylinder. Cylinder deck to cylinder liner interface location can cause a leak path into the cylinder when it is warm. The photo above is an example of porosity in the cylinder. These repair solutions will cover more than six-million vehicles on the road today.ĭavid Hirschhorn, Director of Brand Management In a 45-minute webinar sponsored by CRP Automotive, the company that brings you Rein Automotive, we will cover six common cooling system repairs on BMW, Audi and VW vehicles. These solutions can simplify a repair and protect against future failures. These parts can create a win/win situation for your shop and customers when dealing with today’s vehicle’s complexity and longevity. Some replacement parts can be better than the original parts. It could be hoses, plastic couplings or water pumps. Have you ever noticed many European cars and SUVs no longer have coolant replacement intervals listed in the service information? This could be due to cooling systems requiring service or component replacement prior to that interval. Sponsored By CRP Automotive, the company that brings you REIN Automotive