February 2022

FEBRUARY 2022 AFTERMARKET 49 professionals. A new filter costs several hundred pounds, making manual cleaning well worthwhile.” On application, he said: “Its use does not require removal of the particulate filter. It is only necessary to remove the pressure or temperature sensor in the exhaust system. Then the probe can be inserted through the opening and the cleaning fluid sprayed directly into the particulate filter. The active ingredients dissolve the encrusted soot. The next step after the cleaner, is to spray in a purging agent. This fluid distributes the dissolved soot in the filter to facilitate burning it out later. "Including the reaction time for the cleaner, the entire process requires a maximum of one-half hour before taking the car down off the lift", Then it is necessary to manually activate the DPF regeneration. “Workshops can make points with their customers by offering this cleaning service and helping them to avoid high costs. "This underscores the workshop's competency and helps increase customer loyalty. Typical candidates for particulate filter cleaning are cars used frequently for short trips such as taxis or by Sunday drivers. On such vehicles, we recommend cleaning the particulate filter at every major tune-up. Such preventative maintenance helps keep the particulate filter from clogging up in the future.” Important discipline According to Dan Morgan, Sales and Operations Director of Lucas Oil Products (UK), preventive maintenance is an often overlooked: “It’s a discipline that’s going to become more important because older vehicles with diesel engines will remain a significant part of the vehicle parc for some time to come. As one of the world’s largest manufacturers of additives for automotive applications, Lucas Oil is committed to supporting mechanics and repair businesses in this market with technical tips and practical additives that are designed for preventive maintenance, as well as effective problem solvers.” Dan continued: “Diesel Deep Clean is a product with a reputation for cleaning injectors, restoring power and increasing MPG, but its prowess as a cleaner of DPFs is often underestimated. Added to the fuel tank, Diesel Deep Clean removes and dissolves harmful exhaust products that could plug the DPF. It’s a preventive maintenance tool that car owners can use themselves. It increases intervals in DPF regenerations, which reduces the risk of engine damage from forced regens, that can sometimes be required if carbon build-up is left unchecked.” Dan added: “Diesel Deep Clean is an additive that can help achieve the aim of saving the customer money over the long-term, while adding to the revenue streams in the garages right now.” Common rail system Looking at the specifics of the common rail system (CRS), DENSO Europe Pan European Strategic Marketing Manager Fatiha Laauich said: “In order to operate successfully at such high pressures, the CRS relies on three vital elements; The fuel pump, injectors and electronics. The original HP2 Above: Application of LIQUI MOLY diesel particulate filter cleaner Look after your diesel customers and diesels will continue to deliver you valuable revenue for many years to come ”