Drain the engine coolant.
Remove the thermostat housing.
Remove the connecting pipe (A).

Install the connecting pipe with a new O-ring (B).
Install the thermostat housing.
Refill the radiator with engine coolant, and bleed the air from the cooling system.
Clean up any spilled engine coolant.
Paddle Shifter (Downshift Switch) Replacement (A/T)
SRS components are located in this area. Review the SRS component locations
and the precautions and procedures before doing repairs or service.
Remove the steering ...
ATF Cooler Hose Replacement (A/T)
Drain the automatic transmission fluid (ATF).
Install the ATF cooler hoses over the ATF cooler lines, and secure the
hoses with the clips in the details (A), (B), (C), and (D) ...
Driving with the Paddle Shifters (Sport only)
Using the Paddle Shifters in D position (D-Paddle Shift Mode)
When you are driving in D position, you can shift the transmission up or down
manually with the paddle shifters.
To shift up or down ...