It hardly seems like five minutes since I swapped our fully sorted Nissan Qashqai for a decidedly-battered 10-year-old Citroen DS3 HDi, but here we are at the end of the project. With the bodywork sorted and the timing belt and clutch renewed, there were still a number of things to finish.
Number one was to drop the sump and clean it out. On these engines, the drain plug is recessed into the sump which means that even when it has stopped dripping during an oil change, there is still a small cupful of old oil in there. Over time this can become sludge, that can clog up the oil strainer and result in oil starvation not only to the engine but the turbocharger as well. Sixteen-valve DV6 engines in particular have a dreadful reputation for turbo failure, not just for this but also the small filter on the end of the turbo oil feed pipe. That is a big job that involves removing the turbo and exhaust manifold and had we found that the sump and pick-up strainer were caked in gunge, we would have completed this task. As it turns out, our sump was very clean and looks like it’s had plenty of oil changes in its ten years.
Sump removal involves an oil change and we replaced the other filters as well. We also smartened up the scabby electric window switch pack and the
