What causes high fuel input pressure on a 5.9 cummins at high rpm?
the high pressure oil pump
What could be the cause of P0452-evaporative emission system pressure sensorswitch low input fault on 1998 crown Victoria?
P0452 indicates that the Fuel Tank Pressure(FTP) sensor circuit has low input voltage on that circuit. Possible causes: Fuel tank pressure (FTP) sensor completely submerged in liquid fuel. Inside contamination of the electrical connector on the FTP sensor. FTP short to SIG RTN or PWR GND. Damaged FTP sensor. Damaged PCM.
What could be the problem for the fuel injectors to stop working on a 95 chev with the 4.3 throttle body?
There can be several causes. If the "check engine" light is on, the computer has detected the problem and has information for you but you'll need to use a code scanner. (rent, borrow or buy one from your local auto parts retailer) If the check engine light does NOT come on, it's probably a fuel problem since auto manufacturers don't want to start throwing codes when you run out of fuel. If you know that…