What is the problem with the 1. Multijet diesel engine?
While the multijet is regarded as a robust engine, it is not without its faults. Some of the most common issues include problems with the diesel particulate filter (DPF), the risk of diesel runaway and timing chain wear. Compared to the first-generation JTD engines (Unijet system), which only featured a smaller pilot and a larger main injection, Multijet is capable of up to five injections per combustion cycle which enables better, more efficient cold running, better performance especially in the lower rev-range, quieter operation, as .