12/22/2023 0 Comments Timing chain symptomsAs this engine also faces many problems due to the emission control devices installed in it such as the EGR and DPF. This timing chain issue is a critical flaw in the engine’s design and the best way to solve it is to avoid the cars with this N47 engine or get rid of it in running order if you can. After that place in the new belts in the reverse order ensuring all components remain in sync till the end.The last thing would be your oil sprayer, you can remove it for replacement if needed.The timing chain synchronizes crankshaft and camshaft timing, allowing the engine to work at a consistent pace. Check engine light for position performance code or a camshaft position performance code Causes of a Timing Chain Problems on the 2nd Gen Cadillac CTS. Take the belt along with the sprockets out as well. Timing Chain Symptoms of a Bad Timing Chain. Now rotate the crankshaft 45 degrees after TDC and undo the tensioner, guides, and sprockets for the high-pressure fuel pump.Similarly remove the guides and tensioner for the camshaft sprocket and take out the sprocket along with the belt. Now remove the oil pump sprocket and the guides for the oil pump by undoing the bolts.Now you will get access to all the chains and sprockets. It will require a bit of prying and light taps from the hammer. Now take the timing cover out by undoing the bolts holding it in place.Take the oil sump out by undoing the corresponding bolts.Undo the bolts of the starter motor to further get access to take out the oil sump out.Take out the bolts holding the fly wheel and get the flywheel off the crankshaft.Loosen the high-pressure fuel pump off, it will make the processes of getting the fuel pump sprocket off easier.Take the tensioner for the camshaft chain out to loosen the chain a bit and loosen the 3 bolts on the camshaft sprocket.Lock your crank shafts at this place with the looking tools you have.Firstly, ensure that the cylinder 1 and 4 are at top dead centre, to maintain the point for synchronizing the points in accordance with it.After getting the engine out from the bay these are the major steps that must be performed to replace the timing chains. You also need to have the looking tool kit to lock the crankshaft and camshaft in their place while working on them so that they do not lose the synchronization. The timing Chain replacement kit consists of 3 chains, for the oil pump, camshaft, and the high-pressure fuel pump.
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