Tech Forum : engine sputter

jothoja	Posted Wednesday, Feb 14th 6:05pm [Edit] [Quote] [IMS] [View car]
Member Post nr. 7 detroit, mi usa 1983 320i	how are you able to distinguish injector problems from fuel filter or fuel pump issues

Projectp	Posted Thursday, Feb 15th 2:29am [Edit] [Quote] [IMS] [View car]
Junior Member Post nr. 2 Boston, MA 82 320i, 82 528e	Check fuel pressure at the fuel distributor. If its in spec, the pump/filter is ok, and you gotta look elsewhere. CIS systems require a special fuel pressure tester.