One
one - just below and between the brake fluid reservoir and the air filter housing.
The 1994 Mitsubishi was offered in between the 2.4L single over head cam, and a dual overhead cam design. Both models do not offer cabin air filters. However both have standard engine air filters.
1
I believe that is for your inflatable restraint system. Have your air bag systems checked.
There were no cabin filters on the 94 blazers.
I was having this problem on my '94 Le sabre...and found a loose vacuum hose that connected just behind and above the transmission dipstick on the firewall. after reconnecting it, no more problems!!!
3
Air conditioner filters are available for purchase inexpensively at home improvement stores such as Home Depot, Lowes, and Sears. There are also many websites that exclusively sells them, such as Discount Filters, Factory Direct Filters, Buy Filters and The Air Filter Store.
Many companies manufacture allergy free air filters for different purposes. Some places to look for these products are Filtera, Lowe's, Air Filters Delivered and Clean Air Plus.
oil, air, hydraulic, fuel, air conditioning,
They filter, or separate, a mixture. There are commercial water, air, and oil filters, along with many other types of commercial filters.
The cabin air filter on a 1994 Toyota 4Runner is located behind the glove compartment. It filters are which comes from the outside and air which is recirculated inside the cabin.