20 Most Recent 1991 Ford Explorer - Page 4 Questions & Answers

Use vacuume cap and cap it off untill you find a vacuume diagram. Also, not every port is used on all models.

A chart of OBD1 Codes ?Try the internet,that is all we do

Are you getting power from the turn signal switch on that circuit ?

1-Idle AIr Control valve 2-O2 sensor 3-plugged cat-convertor

If you have a cable it will be on the extension housing part of the gear box next to where it bolts on to the gearbox proper just before the rear engine mount.

Here's a link to your charging system,it shows a fusible link inline with alternator,follow wiring leaving your positive side of battery,link could be melted or burnt.

this is located under youre oil pan it runs off youre camshaft this is not a easy job if it is 4wd the motor must come out the transfer case is in the way so is the thanny good luck

they all pretty much look like this, and just one screw holds them down

If the flex plate is the same size and tooth it will be fine

Usually when this happens its a Vacuum leak causing it. Try using a spray bottle of water around the seams of the engine while the engine runs. any leak will pull in the water and change the rpm or stall the motor.Depending on what you find, it may just take some gaskets.

so where is the shut off reset for the fuel pump on the 91 explorer? does anyone really know?

Im pretty sure the vehicle has a bad throw out bearing. That's what's making the noise when you depress the clutch. It would need to be replaced, along with the clutch disc, and pressure plate.

your tank should drop right out, don't worry about that cap, just drop your tank out, unless of course its what is holding the filler cap/pipe to truck body, only cap I know of. good luck

Someone would need to jack up the rear of the truck and check to see if the wheels will spin freely in neutral. Its possible the parking brake cable is rusty and stuck, or something has happened to the rear brakes.

Blown bulb,just remove lens,then bulb,easy as cherry pie.

you need to jack up the truck and make sure each wheel will turn freely make sure both sides of the rear axle is off the ground shift it to neutral and try to turn the wheels and do the same for the front make sure you dont have a base brake problem first I think the light has come on because the system has detected a difference in wheel speed between one or two wheel and i think you have a bad caliper or metering valve if it dosent have a metering valve it will have a proportioning valve that is bad

The tappet noise usually will get louder and louder as it wears. A totally collapsed lifter will definitely be noticeable by loss of power to that cylinder, misfiring, and excessive noise. But then again your current lifter noise could be possibly maintained for years to come by regular and consistent oil changes.

look on the passenger side in frount or the door on the floor there is a removable kick plate if not its under the steering colum