2001 Nissan Altima

2001 NISSAN ALTIMA
Avatar
FBORGESE
  • MEMBER
  • 1 POST
4cylinder 40,202 miles, Auto Trans,
PO304 misfire cylinder #4 detected
complete tune up was done sept. 2007
plugs, wires,air filter, gas filter, replaced fuel injecter
for cylinder #4,new rotor and distributor cap.
Engine light still on, service engine soon.
The distributor was not replaced is this the problem?
or is there a sensor that has to be replaced?
Oct 2, 2007 at 12:06 PM
Advertisement
Avatar
SERVICE WRITER
  • CERTIFIED EXPERT
  • 9,123 POSTS
Check for an intake manifold gasket leak. Around the # 4 cylinder intake gasket area, you can spray intake cleaner, wd-40, propane etc. and listen for an idle change. Another way is to use a smoke machine to spot it while it isn't running.
Oct 2, 2007 at 12:24 PM