Remove the harness holder (A).

Check the PCV valve (A), the hoses (B), the pipe (C), and the connections for leaks or restrictions.

At idle, make sure there is a clicking sound from the PCV valve when the hose between the PCV valve and the intake manifold is lightly pinched (A) with your fingers or pliers.
If there is no clicking sound, check the PCV valve washer for cracks or damage. If the washer is OK, replace the PCV valve and recheck.

Rearview Mirror Replacement
Release the hooks (A), then pull the mirror base cover (B) down.
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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 ...
M/T Differential Backlash Inspection (M/T)
Place the differential assembly on V-blocks (A), and install the right
driveshaft (B) and the left driveshaft (C).
Measure the backlash of both pinion gears (D) with a dial in ...