Vehicles using BFL engine list:

Engine BFL in the Audi A8 3.7 quattro (2003–2006) commonly faces issues like oil leaks, timing chain tensioner wear, and ignition coil failures. For diagnosis, check for oil spots under the car and listen for rattling noises indicating timing chain problems. Regularly inspect and replace ignition coils to prevent misfires. Preventive maintenance includes timely oil changes with manufacturer-recommended oil to avoid sludge buildup and ensure proper lubrication. Address oil leaks promptly by replacing gaskets and seals. If timing chain tensioner wear is detected, replace the tensioner and chain to avoid severe engine damage. Routine inspections and adherence to service intervals will enhance engine longevity.