Kia Carens: Evaporative Emission Control System / Fuel Filler Cap Description and operation
A ratchet tightening device on the threaded fuel filler cap reduces the chances
of incorrect installation, which seals the fuel filler. After the gasket on
the fuel filler cap and the filler neck flange contact each other, the ratchet
produces a loud clicking noise indicating the seal has been set.

Removal
1.
Lift the vehicle.
2.
Disconnect the vapor hose quick-connector (A) and ventilation hose (B).
3.
...
Other information:
Type A
1. Raise the wiper arm and turn the wiper blade assembly to expose the plastic
locking clip.
CAUTION
Do not allow the wiper arm to fall against the windshield, since it may chip
or crack the windshield.
2. Compress the clip and slide the blade assembly downward.
3. Lift it off the arm.
4. ...
Removal and Installation
Front Muffler
1.
Disconnect the rear oxygen sensor connector (A).
2.
Remove the front muffler (A).
Tightening torque:
39.2 ~ 58.8 N.m (4.0 ~ 6.0 kgf.m, 28.9 ~ ...