Why does my Jeep not start on the first try?
In some cases it will not start on the first try. After starting it runs a bit rough for a few minutes. I’ve suspected the fuel check valve going bad and have turned the key to on for 2-3 seconds, off for 2-3 seconds, 3 times before trying some cold starts and this makes no difference.
What causes a hard cold start on a jeep?
This could be a case of an injector leaking into a cylinder, causing a flooded effect. You could leave the pressure gauge on it over night to check in the morning. The pressure should hold most if not all of the pressure, even for that amount of time.
When does a Jeep Grand Cherokee hard start?
It started like you have described, then went to hard starts after sitting for 30-45 minutes up to about 8 hours, and I noticed this morning that it did it after sitting for over 12 hours. Mine does not have any problem whatsoever starting with the remote start though.
Can a hard cold start make a car run better?
After starting it runs a bit rough for a few minutes. I’ve suspected the fuel check valve going bad and have turned the key to on for 2-3 seconds, off for 2-3 seconds, 3 times before trying some cold starts and this makes no difference.
Why does my Jeep Wrangler not start in the morning?
The front O2 sensor is brand new. This problem does only happen in the morning when its cold or if I hasn’t been started for a day or so. The only weird part is that this didn’t start until I put in the new battery. As soon as I put in the new battery I had this problem.
Why did my Jeep not start in the Cold?
There was no where to plug in my Jeep, so I was stuck leaving it sit out in the cold for 8 hours. I went to remote start it after work, and the lights flashed, but it did not start. I tried this several times, and it did not start.
Why is my car hard to start cold or runs poorly?
Those are your main causes of cold start enrichment failure. I suppose a fuel pump could be weak, and not be able to deliver enough fuel. Or a fuel pressure regulator could be going out. Generally speaking, any other cause of poor running/a hard start cold would also cause problems while the engine was warm.
It started like you have described, then went to hard starts after sitting for 30-45 minutes up to about 8 hours, and I noticed this morning that it did it after sitting for over 12 hours. Mine does not have any problem whatsoever starting with the remote start though.
How long does it take for a Jeep XJ to start?
98 Jeep Cherokee (XJ), I6, 173k mi When trying to turn the cold engine over, I have to crank things for at least 3-5 seconds. In some cases it will not start on the first try.
How old are the plugs on my Jeep?
Plugs are 6 months old. If the car’s been recently shut off, it has no problems starting right up. UPDATE: Before performing any service, I filled up with premium gas. Since, crank time was greatly reduced, and would always start on first try. I’ve since performed a seafoam induction service, throttle body cleaning and turn-over is now immediate.
In some cases it will not start on the first try. After starting it runs a bit rough for a few minutes. I’ve suspected the fuel check valve going bad and have turned the key to on for 2-3 seconds, off for 2-3 seconds, 3 times before trying some cold starts and this makes no difference.
98 Jeep Cherokee (XJ), I6, 173k mi When trying to turn the cold engine over, I have to crank things for at least 3-5 seconds. In some cases it will not start on the first try.
Plugs are 6 months old. If the car’s been recently shut off, it has no problems starting right up. UPDATE: Before performing any service, I filled up with premium gas. Since, crank time was greatly reduced, and would always start on first try. I’ve since performed a seafoam induction service, throttle body cleaning and turn-over is now immediate.
This could be a case of an injector leaking into a cylinder, causing a flooded effect. You could leave the pressure gauge on it over night to check in the morning. The pressure should hold most if not all of the pressure, even for that amount of time.
When to check fuel pressure in a jeep?
Check the fuel pressure after several hours of sitting, like in the morning before you start it or turn the key over. This could be a case of an injector leaking into a cylinder, causing a flooded effect. You could leave the pressure gauge on it over night to check in the morning.
What makes a Jeep Wrangler YJ not start?
Usually (but not always) this is followed by a rapid clicking sound coming from under the hood and then miraculously the jeep will start. If you’re really observant you might have noticed that the check engine light (CEL) doesn’t come on at first and usually only comes on when you start to hear the clicking noise.
Why does my Jeep Wrangler have no cel?
The whole reason for that is a) symptom number 1; no CEL means no codes either while the problem is on going, and b) even after you get the jeep started, the computer only sees this as a normal start once it gets power, as if you had just turned the key on right then instead of 10 minutes ago.
Why does my Jeep Wrangler YJ make clicking noise?
Bottom line is, if you don’t have these symptoms (the clicking noise is the ONLY one that is optional) or are dealing with a pre 91 vehicle, then what follows isn’t going to apply to you. Sorry but you have other issues that I’m not covering here, like faulty fuel pumps, bad coils, burnt fusible links and whole slew of other possible choices.
What kind of start does a Jeep Wrangler make?
You guessed it, the jeep doesn’t always start right away. Instead it seems to sit there and crank forever. Usually (but not always) this is followed by a rapid clicking sound coming from under the hood and then miraculously the jeep will start.
Why does my Jeep Grand Cherokee Run rough?
I’ve got a Jeep Grand Cherokee 4.7 v8 that has suddenly developed a problem that makes the Jeep idle rough and run bad like it is missing or starved of fuel or something. On a cold start, where the car has been sat for some time the car will crank and start straight away without any problem. It will rev up on start and settle down as normal.
What to do if your Jeep Grand Cherokee starts?
If it crank,s and then shut,s off,you have fire,but loosing fuel,tell him to check the fuel filter,and fuel pump,other word,to say if he is old school,is tell him to check for a fuel problem, 25 people found this helpful. May even be as simple as the fuel relay.
What kind of acceleration does a Jeep Cherokee have?
Jeep Cherokee: starts fine..pedal..it wont accelerate past 30 or rev… 2008 jeep grand cherokee laredo. just changed rear end. Howl is gone but can’t accelerate over 38 mph with gas pedal floored. check engine light … read more Grand Cherokee: I have a 1999 Grand Cherokee Limited.
What to do if your Jeep Grand Cherokee won’t start?
take your key and turn the drivers side door lock to the right , then left and then right again …this will reset the security system. 23 people found this helpful. 2002 Grand Cherokee. Here’s what happened to me: At every start, the engine would run for ~3 seconds, then die.
Why does my Jeep Wrangler start and then turn off?
– In the second or two before it stops, I can gun the engine and it responds well. No sign that it is faltering or having fuel supply issues. It does feel like the computer is turning off the engine.
What was the problem with my 2002 Jeep Grand Cherokee?
2002 Grand Cherokee. Here’s what happened to me: At every start, the engine would run for ~3 seconds, then die. Here’s the solution: Use only a Jeep key made by Jeep. Analysis: I was using spare key (made at local auto parts store). It appears the official jeep key enables the security system when you insert it into the ‘key hole’.
Jeep Cherokee: starts fine..pedal..it wont accelerate past 30 or rev… 2008 jeep grand cherokee laredo. just changed rear end. Howl is gone but can’t accelerate over 38 mph with gas pedal floored. check engine light … read more Grand Cherokee: I have a 1999 Grand Cherokee Limited.
After starting it runs a bit rough for a few minutes. I’ve suspected the fuel check valve going bad and have turned the key to on for 2-3 seconds, off for 2-3 seconds, 3 times before trying some cold starts and this makes no difference.