"Fuel pump regulator is out, it’s made into the pump"
Is this the fix? Do I need to change the pump?
I have the same problem with my 1997 Sahara 4.0..
Just thought of this.
I will try letting it sit with the key on for 30 seconds
before cranking..
After driving a few miles (it varies) ac comp. kicks out.
Changed low pressure switch. No Change..
TODAY: Drove it for 15 minutes and quit cooling.
After it quit I checked to see if the clutch was engaged. It was not.
I then disconnected the wire connecting to the LP switch and jumped it...
I have always done my own repairs but now at 80 years old I have to pay to get the work done. That is why I am trying to get all the info on tests that I could do myself. Thanks for your help.
Upon starting engine it charges fine for 30-45 seconds and then volts drop to ZERO. It's really hard to take out. All my Advanced auto parts store has is a battery load tester.
Thanks for the help.
Wrangler fix only works on PCMs and you have to remove and bring it to them.
I am looking for info on what to do to determine which is bad. The alt. or the PCM.
97 Wrangler Sahara:
For several months the volt gauge would go way down at idle but would go back up if I raised the rpms. A friend told me it was probably a bad diode. Driving yesterday the volts dropped all the way to the bottom. When I got home and turned it off and restarted it the volts...