Special Tools Required
Install 1st gear, 2nd gear, 3rd gear, the 33.2 x 40 x 26 mm collar, the 29 mm cotters, and the 33 x 45 x 7.8 mm collar on the countershaft, and secure them with the snap ring.
Install the needle bearings and the 4th-5th gear.
Slide the reverse selector hub (A) over the countershaft (B), then press it in place using the driver handle (40 mm I.D.) and a press.
NOTE: Some reverse selector hubs are not press-fitted, and can be installed without using the a press.

Secondary HO2S Replacement
Special Tools Required
O2 Sensor Wrench Snap-on S6176 or equivalent, commercially available
Disconnect the secondary HO2S connector (A).
Raise the vehicle on a lift.
...
General Commands
Display menu (if en route, displays the
Route screen)
Display navigation (if en route, displays
the Route screen)
Display map
Display map guide (when en route,
shows the next guidance point)
Di ...
Drive Belt Inspection
Inspect the belt for cracks or damage. If the belt is cracked or damaged,
replace it.
Check that the position of the auto-tensioner indicator (A) is within the
standard range ( ...