My 2001 Saturn L300 V6 3.0 Stalls while driving, then after a few minutes starts back up

2001 SATURN ASTRA
120,000 MILES
Avatar
KIKE JUNIOR
  • MEMBER
  • 9 POSTS
i disconected the fuel filter and had my brother crank it, no fuel came out. we left t alone for a few minutes then he cranked it again then fuel did came out this time. Is my fuel pump bad or will a bad crank sensor do this kind of symptoms. i would really aprecciate if i get some help.
Oct 3, 2012 at 10:16 PM
Advertisement
Avatar
HMAC300
  • ✓ASE Certified Mechanic
  • 48,601 POSTS
  • ASE Certified Mechanic
scan for codes and check fuel pressure first. clean throttle plate on both sides with choke cleaner.
Oct 3, 2012 at 10:19 PM
Avatar
KIKE JUNIOR
  • MEMBER
  • 9 POSTS
I tried hooking up a scantool and I cant communicate with the Computer.
Oct 3, 2012 at 10:37 PM
Avatar
HMAC300
  • ✓ASE Certified Mechanic
  • 48,601 POSTS
  • ASE Certified Mechanic
check to seeif any fuses are blown under hood, then you will have to check aldl for poor connections.
Oct 3, 2012 at 10:38 PM
Avatar
KIKE JUNIOR
  • MEMBER
  • 9 POSTS
BCM blown fuse
Oct 3, 2012 at 10:58 PM
Avatar
SATURNTECH9
  • ✓ASE Certified Mechanic
  • 30,869 POSTS
  • ASE Certified Mechanic
That will cause a communication problem did the fuse blow again after replacing it?
Oct 3, 2012 at 11:22 PM
Avatar
KIKE JUNIOR
  • MEMBER
  • 9 POSTS
no it did not, i have codes p1780, p0030, p0156
Oct 3, 2012 at 11:31 PM
Avatar
HMAC300
  • ✓ASE Certified Mechanic
  • 48,601 POSTS
  • ASE Certified Mechanic
check bank one(lh) frontO2 sensor and circuit and bank tw0(rh) rear O2sensor and circuit. they may be bad heaters may not be working.
Oct 3, 2012 at 11:35 PM
Avatar
KIKE JUNIOR
  • MEMBER
  • 9 POSTS
those codes for the 02 sensors have been o there for a while like for a year.will bad 02s cause this symptom. like right now its at idle then suddenly dies. if i wait for 10 minutes sometimes less, it starts back up
Oct 3, 2012 at 11:44 PM
Avatar
SATURNTECH9
  • ✓ASE Certified Mechanic
  • 30,869 POSTS
  • ASE Certified Mechanic
I worked on tons of those cars and never had a bad o2 sensor cause those symptoms sounds like a bad crank shaft position sensor i have replaced tons of those for those symptoms.They dont always set codes when they go bad.Do you have a multimeter to do some testing?
Oct 4, 2012 at 12:07 AM
Avatar
KIKE JUNIOR
  • MEMBER
  • 9 POSTS
Yes Sir I do. Is the crank shaft position sensor next to the oil filter ?
Oct 4, 2012 at 12:11 AM
Avatar
SATURNTECH9
  • ✓ASE Certified Mechanic
  • 30,869 POSTS
  • ASE Certified Mechanic
Yes it is the connector feeds back up into the engine compartment.Does your scan tool read live engine data?If it does when can see if its getting a rpm signal when.it die and wont start.
Oct 4, 2012 at 2:04 AM
Avatar
KIKE JUNIOR
  • MEMBER
  • 9 POSTS
I tested the sensor for resistancce two times and got 156 K Omhs the Second time I got OL. I hope I tested right.
Oct 4, 2012 at 2:42 AM
Avatar
SATURNTECH9
  • ✓ASE Certified Mechanic
  • 30,869 POSTS
  • ASE Certified Mechanic
You test it when it wont start and it should read 800-1200 ohms.
Oct 4, 2012 at 2:48 AM
Avatar
KIKE JUNIOR
  • MEMBER
  • 9 POSTS
Yes sir. It looks like I have a valve cover gasket leak so the crank sensor its oil soaked.
Oct 4, 2012 at 3:08 AM
Avatar
SATURNTECH9
  • ✓ASE Certified Mechanic
  • 30,869 POSTS
  • ASE Certified Mechanic
So does the crank sensor test out of spec?
Oct 4, 2012 at 3:45 AM
Avatar
KIKE JUNIOR
  • MEMBER
  • 9 POSTS
I replaced the Crank Shaft Position Sensor today, now the car runs fine. THANKS FOR ALL YOUR HELP I APRECCIATE YOU.
Oct 5, 2012 at 3:26 AM
Avatar
SATURNTECH9
  • ✓ASE Certified Mechanic
  • 30,869 POSTS
  • ASE Certified Mechanic
Your welcome thats what here for anytime glad to hear its fixed it sounded like a bad crankshaft position sensor.
Oct 5, 2012 at 3:41 AM
Join 2CarPros for free, one of the most advanced car repair communities on the internet. From first-time drivers to seasoned mechanics, everyone is welcome to reply, share details, and get better answers. You can add a temporary image or video first; uploads are limited to 20 MB.
Ask a Free Question
Repair Safety Notice: This information is for general instructional purposes only. Vehicle repair can be dangerous. Verify all information, follow manufacturer service procedures, use proper tools and safety equipment, and consult a qualified repair shop when needed.