See also:

Headlights (models without HID headlights)
Halogen headlight bulbs become very hot while in use. If you touch the bulb surface with bare hands or greasy gloves, fingerprints or grease on the bulb surface will develop into hot spots, causin ...

Fuel
Use of a fuel which is low in quality or use of an inappropriate fuel additive may cause engine damage. ...

Checking the oil level
Non-turbo models 1) Yellow handle Turbo models except STI Check the oil level monthly. 1. Park the vehicle on a level surface and stop the engine. 2. Pull out the level gauge, wipe it clean, and ...