See also:

Air conditioning refrigerant
Check the air conditioning lines and connections for leakage and damage. ...

Checking the Battery
Keep the battery clean. Any evidence of corrosion around the battery posts or terminals should be removed using a solution of household baking soda and warm water. After the battery terminals are ...

Checking the brake/clutch fluid level
Check the fluid level in the reservoir periodically. The fluid level should be between MAX and MIN marks on the side of the reservoir. Before removing the reservoir cap and adding brake/clutch fl ...