Vehicle stalls after driving fifteen to twenty minutes?

Tiny
STARTREK512
  • MEMBER
  • 4 POSTS
Jack,

Have you ever had one of these off yourself?

I have a puller on it and it is really under a lot of pressure. I am afraid I am going to damage the balancer / pull the outer ring off if I continue.

How will I set the.30 air gap if the balancer is off?
The new one says leave the balancer in place.

It looks ike there is a dust shield with three slotted holes on the front of the balancer that might come off.

What say u?
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Saturday, September 26th, 2020 AT 10:30 AM (Merged)
Tiny
ARTGOODWIN
  • MEMBER
  • 48 POSTS
Hey merlin, just wanted to ask you a quick question. I was driving my car all day, and its been fine, all of a sudden when I stopped at a light it was idling for awhile and the engine just died. I already have disconnected the transmission from the computer. So I currently have no overdrive. Any Ideas on what you think I could do. The car started right back up and went right into drive, but it is wierd that it just died while I had been sitting at the light for a minute. Trying not to spend too much money, Im hoping maybe its a one time thing and it wont happen again, if you think of anything let me know.
Thanks again,
Art
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Saturday, September 26th, 2020 AT 10:30 AM (Merged)
Tiny
2CARPRO JACK
  • MECHANIC
  • 11,533 POSTS
Ok, then you can pop off the dust cover, Once off you will see the crank sensor. You may have to rotate the crank to find a large enough gap in the trigger wheel to remove the crank sensor. You can then instal lit and carefully rotate the wheel so you can tighten it down with the air gap set
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Saturday, September 26th, 2020 AT 10:30 AM (Merged)
Tiny
ARTGOODWIN
  • MEMBER
  • 48 POSTS
Hey merlin I just drove it around again. I disabled the cruise control that I had turned on earlier today, which after I did that I started having this problem. Im hoping that fixed I guess I will find out. Let me know what you think.
Art
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Saturday, September 26th, 2020 AT 10:30 AM (Merged)
Tiny
RASMATAZ
  • MECHANIC
  • 75,992 POSTS
REMOVE OR DISCONNECT

Negative battery cable.
Serpentine belt from crankshaft pulley.
Raise vehicle on hoist.
Right front tire and wheel assembly.
Right inner fender access cover.
Using 28 mm socket, remove crankshaft harmonic balancer retaining bolt.
Crankshaft harmonic balancer using tool J 38197 or equivalent.
Sensor electrical connector.
Foreign object deflector (do not use a pry bar).
Sensor and pedestal from block face.
Sensor from pedestal.
INSTALL OR CONNECT

Loosely install crankshaft sensor on pedestal.
Position sensor with pedestal attached on special Tool J 37089.


https://www.2carpros.com/forum/automotive_pictures/12900_c1_7.gif


Crankshaft Sensor Positioning

Position special tool on crankshaft.
Bolts to hold pedestal to block, face torque to 25-35 Nm (18-26 lb. ft.).
Torque pedestal pinch bolt to 3-5 Nm (26-44 lb. in.).
Remove special Tool J 37089.
Foreign object deflector.


https://www.2carpros.com/forum/automotive_pictures/12900_c2_6.gif


Special Tool; Assembly

Place special Tool J 37089 on harmonic balancer and turn. If any vane of the harmonic balancer touches the tool, replace the balancer assembly.
Balancer on crankshaft.
Torque crankshaft bolt to 140 Nm + 56 °(104 lb. ft. + 56 °).
Inner fender shield.
Tire and wheel assembly. Torque lug nuts to 140 Nm (100 lb. ft.).
Lower vehicle.
Serpentine belt.
Negative battery cable.
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Saturday, September 26th, 2020 AT 10:30 AM (Merged)
Tiny
MERLIN2021
  • MECHANIC
  • 17,250 POSTS
Check the engine and cruise unit for a vacuum leak, that's my take on it!
You may have a vacuum leak, get a can of spray Throttle body cleaner, spray the vac lines and maniflod area, when the idle changes, youve found the leak! You want the engine running and spray on the outside but do direct the stream onto the hoses, if it is a vacuum leak, the engine idle will change speed, then you have detected a leak, repair the vacuum leak and see how it runs! Also spray the line to the cruise unit, and the unit itself, the vacuum diaphragm may have ruptured inside. Disconnect the hose and plug it. Keep the spray away from the exhaust! Fire hazard!
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Saturday, September 26th, 2020 AT 10:30 AM (Merged)
Tiny
STARTREK512
  • MEMBER
  • 4 POSTS
Remove the two bolts holding the dust shield over the bottom of the flywheel and remove the dust shield. Use a H/D brake spoon or other suitable tool tio wedge the teeth on the flywheel against the bell housing. (It helps to put a floor jack under the spoon to hold it in place). Loosten the crank bolt all but a few threads. There are three threaded holes in the balancer. DO NOT USE A JAWED PULLER ON THE OUTSIDE OF THE BALANCER AND FORGET ABOUT PRYING IT OFF (Deep below the three slots that are on the front) push against the crank bolt with the puller and remove the balancer. The sensor is held in place by one small bolt thet squeezes two arms together.(I do not think you will find the special tool)
take the new sensor and a roll of masking tape and layer both sides of the inner ring till the sensor will just slide on the tape. Align the crank so that the taped portion is lined up to the sensor and carefully install the balancer while lining up the slot in the sensor with the tape. Once lined up tighten the sensor bolt, locking it in position. Remove the balancer and take the tape off. Inatall the balancer and torque while holding the flywheel as described. Reverse the rest of the instructions.
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Saturday, September 26th, 2020 AT 10:30 AM (Merged)
Tiny
LIONHART40
  • MEMBER
  • 8 POSTS
  • 1992 OLDSMOBILE CIERA
  • 6 CYL
  • FWD
  • AUTOMATIC
  • 190,000 MILES
When I am driving my car will stall, but lights and radio and everything else works, there is no warning when it stalls, just all the dash warning lights come on like they do when you are starting car. The car will start right after you stop and sit a minute or two. I have no ecm code faults coming up, the computer is new, just installed, couple days ago, thought that fixed problem but no luck, any help would be very helpful.
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Saturday, September 26th, 2020 AT 10:30 AM (Merged)
Tiny
RACEFAN966
  • MECHANIC
  • 5,029 POSTS
Have you replaced the ignition module? This is where the 3 coils are bolted to. Looks like this.


https://www.2carpros.com/forum/automotive_pictures/249564_101553_1.jpg

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Saturday, September 26th, 2020 AT 10:30 AM (Merged)
Tiny
ARTGOODWIN
  • MEMBER
  • 48 POSTS
Okay, I tested driving the car around today. Now the car is just dying while im driving it. Today I was driving slow about 30mph down a nieghborhood street, and it just cut out, no misfiring noises, just went off with no sound. Just now I tried driving it around again it was fine for a little bit, then I pulled up to my house it sat for about 2 seconds then died again. I tried restarting the car and this time it would just try and start but the engine wouldn't turn over. Im wondering if we can narrow down the problem, not sure what to do here.
Art
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Saturday, September 26th, 2020 AT 10:30 AM (Merged)
Tiny
LIONHART40
  • MEMBER
  • 8 POSTS
No Havent tried that yet, is there a way to test it before spending alot of money on a new one to check if it is bad?
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Saturday, September 26th, 2020 AT 10:30 AM (Merged)
Tiny
MERLIN2021
  • MECHANIC
  • 17,250 POSTS
Art, try holding the gas pedal part was down when cranking it. If it starts the TPS could be shaky, but we didnt get a TPS code, try reading the codes again, see if any new ones come up. I will check in this afternoon, off to real job! Have you checked for vacuum leaks like I explained? Outcome?
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Saturday, September 26th, 2020 AT 10:30 AM (Merged)
Tiny
RACEFAN966
  • MECHANIC
  • 5,029 POSTS
Do you have an auto zone near you? If you do pull it off and take it to them they can test it and tell you if it is bad or not. Then you not waisting you time.
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Saturday, September 26th, 2020 AT 10:30 AM (Merged)
Tiny
ARTGOODWIN
  • MEMBER
  • 48 POSTS
Yeah I dont think its a vacuum leak, I brought it into a friend who was a mechanic, and he just changed two of the hoses. I just tried starting the car up, and what happens is if I drive it around for a bit and then pull to a complete stop it idles for a bit, and then just shuts off, no misfiring, just off. After it goes off the first time then it becomes difficult to restart the car. I don't really have any extra money for another couple of weeks so I can't really spend too much money which is why I'm trying to narrow it down as much as I can so maybe I can fix it.
Thanks,
Art
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Saturday, September 26th, 2020 AT 10:30 AM (Merged)
Tiny
LIONHART40
  • MEMBER
  • 8 POSTS
I had the ignition module check and still have stalling issue. Could it be the catalytic converter?
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Saturday, September 26th, 2020 AT 10:30 AM (Merged)
Tiny
MERLIN2021
  • MECHANIC
  • 17,250 POSTS
Well it costs nothing to re read the codes, and check the vacuum leak as I stated, You did pay for advice?
Why not try the advice given?
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Saturday, September 26th, 2020 AT 10:30 AM (Merged)
Tiny
LIONHART40
  • MEMBER
  • 8 POSTS
Ignition moduler checked out to be good, could it be the catalytic converter?
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Saturday, September 26th, 2020 AT 10:30 AM (Merged)
Tiny
ARTGOODWIN
  • MEMBER
  • 48 POSTS
Okay I checked for a vacuum leak it doesn't seem to have any leaks. Now when I start the car and it sits on idle it revs up and then revs down and just shuts off. I thought of maybe adjusting the idle adjustment screw but I cant figure out which one it is. Anyways I read the codes, here goes its long:

1 2 1 2 1 2 2 2 2 2 2 2 2 6 2 6 2 6 27 27 27 28 28 28 33 33 33 44 44 44.

Well there is that I dont even know if my model car has a idle adjustment screw. Lemme know what you think.
Art
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Saturday, September 26th, 2020 AT 10:30 AM (Merged)
Tiny
RACEFAN966
  • MECHANIC
  • 5,029 POSTS
No I don't think it could be a catalytic converter. When they go bad it runs fine cold then when the car is at full operating temp. they loose power badly and may eventually die but not like you shut it off. Have you checked the crank position sensor at all? Here is what it looks like.


https://www.2carpros.com/forum/automotive_pictures/249564_50476_1.jpg

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Saturday, September 26th, 2020 AT 10:30 AM (Merged)
Tiny
MERLIN2021
  • MECHANIC
  • 17,250 POSTS
26, 27 are either quad driver circuit fualts, or bad TPS, 33 is the MAP sensor, try unplugging the vacuum lines and plug them, if it smoothes out, could be the source of the vacuum leak I have been chasing. And 44 is the O2 sensor, I have been talking about vacuum and O2 sensor since we started. Check MAP, if you have an volt meter, with the engine running, backprobe the TPS and test the tps for smooth changes in volts, it should read.5 volts closed and 4.5 at wide open throttle, NO spikes!
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Saturday, September 26th, 2020 AT 10:30 AM (Merged)

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