Your relay sensor is likely faulty
If the speedometer works but the odometer does not, the odometer has failed.
Bulb is probably defective. Replace it.
why doesn't my rpm gauge and temp gauge, fuel gauge not work
No.
Fuel Pump can be removed via the trunk of the car. There is a panel underneath the carpet that has fuel bolts that need to be removed and you can get to the fuel pump. Not difficult, just a pain because of where it is located and you have to work from inside the trunk of the vehicle.
Yes, key on, engine off, the fuel gauge should work.
If the heat in your 1990 Chrysler New Yorker is not working, it could be due to a faulty thermostat, a clogged heater core, or a malfunctioning blower motor. You may need to have these components checked and repaired or replaced by a mechanic to restore the heat function in your car.
If all do not work - check fuse in power distribution block under hood
it is the anti theft. lock all the doors the unlock the door with the key. try with passenger door too. if this does not work it is some other problem with your anti theft system.
why does the fuel gage on 2005 mustang don't work?
THE FUEL PUMP FLOAT HAS GONE BAD OR THE GAUGE NEEDS TO BE CHECKED
The fuel tank pressure sensor is for the EVAP system. It has nothing to do with the fuel gauge sending unit.