Location and removal of difficult electronic faults in the latest generation of cars. Repair related to power loss in vehicles with diesel engines. Problem solving with slow revolutions. Repair of electrically damaged fuel injection units. Repairs of fuel injection units blocked by a faulty Fiat Code system. Repairs of fuel injection units damaged by malfunctioning gas installations. Repairs of hybrid ignition modules from Bosch and Siemens. Repairs of computers controlling the operation of the engine (Motronic systems, Simtec, Multec). Eliminating power failures in vehicles with diesel engines - DTL and DTH. Elimination of fault generating error P0420 (reduced efficiency of the catalyst) in the same Toyota Avensis 1.6, 3ZZ-FE engine