How do states use OBD II for emission inspections?

Many states connect a computer directly to a vehicle's OBD II system. The inspector can then read "faults." In some states, this type of inspection has replaced the tailpipe emission test.
See also:
Brake fluid
Location of the brake fluid reservoir
Checking the level
The fluid reservoir is concealed under the
round cover at the rear of the engine compartment.
The round cover must be removed first
be ...
Reprogramming a Single HomeLinkButton
1. Press and hold the desired HomeLink button.
DO NOT release the button.
2. The indicator light will begin to flash after
20 seconds. Without releasing the Home-
Link button, proceed with “Pr ...
Condensation on the inside of thewindows
Keeping the insides of the windows clean will
help reduce the amount of condensation that
forms on the windows. Use a commercial window
cleaning agent to clean the windows. ...
