Top 20 1990 Ford Taurus Questions & Answers

Crank position sensor is likely.

You make no mention of having done an OBD2 fault code test, do that first.

There is a helpful video on YouTube.com: https://www.youtube.com/watch?v=QEmyqmTElBk

motor or fuse

12V CONSTANT YELLOW Ignition Harness STARTER WHITE/PINK Ignition Harness IGNITION RED/LT. GREEN Ignition Harness ACCESSORY GRAY/YELLOW Ignition Harness SECOND ACCESSORY BLACK/GREEN Ignition Harness also this might be of some interest to you if you are having ignition switch problems just look up this FORD ignition switch recall NHTSA recall number 96V-071).

loosen nut on transmission shift into neutral both shifter and tranny then tighten nut

probably 6 in the block sides and one on the end and probably 4 in each head

The brain is bad ! Check it out on you tube !

first you have to check if the motor has power. get a tester and test for power on the motor. if you are not getting power check a fuse, is you are getting power but the motor is not working then you may have to change it.

I am not sure of the auto transmission sensor, but you are absolutely right, there is shift selector that tells the on board computer the car is in neutral or park. any other position and it will not start. I would say it would be located on the transmission where the shift cable hooks to the transmission. I can't remember weather it is on the outside or in the trans itself. It would make sense for it to be on the outside. I hope I was of some help.

Check the catalytic converter. It may be plugged up.

Check fuses first then check power is reaching wiper motor if both ok sounds like a replacement wiper motor is needed

you will hAVE to remove the cowl to see if the wiper linkage has come off the motor itself remove the wipers then the covers that sit below them to see if it came undone let us know from there

Take the wiper arms off at the wiper shafts Cycle the wipers and park normally. Refit the arms in the parked position. Make sure the nuts are tight or are fitted correctly

This can often be an issue with the wiper stalk on the side of the steering column.

yes you can lift the engine make sure you put a piiese wood, so you do not harm the engine

Have if check engine light is on the unit scanned for a error code, most large auto parts stores will do this for free in hopes that if you need a part to fix that you will buy it from them, read the code and see what it means PO171 etc.

cracked head or blown head gasket

You have a failed transmission, I worked on these for years,.

check the the MAF make sure it is clean and not cracked or rusted,and check the intake air temp sensor,it should be approx what the temp is outside,you will need a computer to test air temp sensor