Check the Auto shut-down relay. It's mounted on the firewall near the battery. Also check the fusible links, maybe with a volt=ohm meter.
if it has spark plugs check the distributor cap and/or rotor button for corrosion
check out the starter......
I have a 1990 pathfinder and just changed the starter 3 days ago. It was pretty simple but i had to remove the oil filter to get it out and it was still hard to get out.
Between the oil filter and starter on the engine block, almost behind the starter.
Possibly bad fuel, or a bad sensor of some sort.
You need to take out the air filter housing and hose leading to the intake. Below the distributor cap, you should see your starter. Remove the battery terminals from your battery and then remove the starter from it's home. Replace with new starter and reconnect battery terminals. Replace air filter housing and hose, then fire it up. Worked like a dream.
When a filter has been applied to a datasheet, clicking the Toggle Filter button will
Depending on vehicle, your normal tune-up usually consists of spark plugs, spark plug wires, distributor rotor cap and button, air filter, and fuel filter, oil filter and new oil.
I replaced the starter on my 96' Avenger. It is located right beside the oil filter. To remove the starter I had to take off the oil filter and the part connecting the oil filter to the car.
Fuel pump, Ignition timing, spark plug misfire, fuel filter, air filter, take it to a mechanic.
It's on the very front, to the right of the oil filter. You may have to take the oil filter off to take out the starter.
It has a permanent filter that is changed when you have the fluid changed.