Could be as that regulates fuel pressure. Just buy some vac hose at parts store, cut to length and replace. Should just pull off filter. If other end goes to hard plastic line, you'll have to whittle/cut the old hose off it.
Originally Posted by sim_simma
I recently replaced my fuel filter and noticed that the little rubber hose connected to it had a slit in it. Could this be the cause of rough idle and the car throwing lean codes? If so, how would I go about replacing it?
2003 330i TiAg Sport Pkg
AA Stage I supercharger
, Meyle HD FCAs w Powerflex CABs, Angel Eyes, Clear Corners/Markers w/ LEDs, LED tails, ZHP rims, Akebono pads, AUX input
E46 Merit Badges:
Sunroof resurrection, CCV, OFHG, VCG w/ VANOS seals, DISA, Cooling Refresh I, steering giubo, window regs, Magnetic Infandibulator (see wiki)
Bilstein shocks, Meyle HD Rtabs, Rear Diff bushing. UUC SSK, clutch job eventually, Wavetrac LSD
Last edited by ahull; 11-13-2013 at 05:19 PM.