1998 Jeep Cherokee FUEL PRESSURE SPECS

1998 JEEP CHEROKEE
141,000 MILES • 6 CYL • 4WD • AUTOMATIC
Avatar
BARRACKVILLE
  • MEMBER
  • 8 POSTS
IF I CYCLE THE KEY AFTER SETTING OVERNIGHT FUEL PRESSURE READS 10 PSI CRANK ,CRANK , NO START,CYCLE KEY AGAIN 50 PSI.IT STARTS FINE AFTER THAT.WHAT IS THE RUNNING PRESSURE SPEC,I READ 48 PSI JEEP RUNS FINE.
Sep 29, 2010 at 10:22 AM
Advertisement
Avatar
RASMATAZ
  • CERTIFIED EXPERT
  • 75,992 POSTS
Fuel pressure should be 44.2-54.2 psi
Sep 29, 2010 at 10:29 AM
Avatar
BARRACKVILLE
  • MEMBER
  • 8 POSTS
SHOULD PRESSURE BE TO SPEC ON INITAL START,IS THIS A REGULATOR PROBLEM OR PUMP PRESSURE PROBLEM,I WILL REPLACE WITH COMPLETE PUMP MODULE
Sep 29, 2010 at 10:41 AM
Advertisement
Avatar
RASMATAZ
  • CERTIFIED EXPERT
  • 75,992 POSTS
Pinch the return line the fuel pressure should double if not replace the fuel pressue regulator
Sep 29, 2010 at 10:44 AM
Avatar
BARRACKVILLE
  • MEMBER
  • 8 POSTS
DOES THIS HAVE RETURN LINE?IS THE REGULATOR IN PUMP MODULE ASSEMBLY?
Sep 29, 2010 at 10:48 AM