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Showing posts from August, 2021

The Tale of Gear Two Shift Solenoid

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Replacing the clutch assembly and rebuilding the mechatronics unit This is my adventure, issues, tips and tricks, and general thoughts while replacing a clutch assembly and rebuilding a mechatronics unit on a 2013 Audi S7. This is not meant to be a guide for how to replace the clutch assembly or rebuild the mechatronics unit. Transmission Removal Whole exhaust has to come off Including Downpipes If you have factory downpipes with catalytic converters, this is a chore by itself. Note the firewall heat shielding is removed. This gives just a little extra space to get the downpipes off.  Each axle has a heat shield above it that needs removed. The front bolt on the driver side axle is a giant pain. These may have been left off on reassembly.  Upper driveshaft bolts can be tricky to get to. A 13mm (or 1/2") wrench on the triple square can help. There is an oetiker clamp on the front spline of the driveshaft that is one use. Also, the driveshaft bolts are torque to yield and one us...