Install the nut on the damper shaft end, and set the socket wrench and T-handle on the nut.
Compress the damper assembly by hand, and check for smooth operation through a full stroke, both compression and extension. The damper should extend smoothly and constantly when compression is released. If it does not, the gas is leaking and the damper should be replaced.
Check for oil leaks, abnormal noises, and binding during these tests.
Low Oil Pressure Indicator
This indicator should never come on when the engine is running. If it starts
flashing or stays on, the oil pressure has dropped very low or lost pressure. Serious
engine damage is possible, and ...
Output Shaft (Countershaft) Speed Sensor Replacement (A/T)
Remove the air cleaner assembly.
Disconnect the output shaft (countershaft) speed sensor connector, and
remove the output shaft (countershaft) speed sensor (A).
...
Fuel and Emissions System Description - Catalytic Converter System
Catalytic Converter System
Warm Up Three Way Catalytic Converter (WU-TWC) and
Under-floor Three Way Catalytic Converter (Under-floor TWC)
The WU-TWC and the under-flo ...