What causes check engine light to come on in the cold months mornings

Asked by Nov 22, 2016 at 09:54 PM about the 1994 Jeep Grand Cherokee SE 4WD

Question type: Maintenance & Repair

My 94 Jeep grand cherokee has a check engine light comes on in the morning when the cars cold. and sometiimes it it cut off like it has vapor lock and take a whiel to start back up. Also the smell of  raw exhaust fumes. the hand scanner says coolant temp sensor. where is that located?

2 Answers

695

It has nothing to do with the cold/hot/rain/snow/or/tue.your 02 heater sencers are shot/your computer is on its way out/the car is a 94.say thank you every day you get home.I am not picking on your car

695

Change all filters/buy a full tank of exspensive gas

Your Answer

Add photo

Related Questions

  • no crank no start only in the mornings 7 answers

    2000 jeep grand cherokee, has a no crank, no start problem only first start in the mornings, had the ingnition switch replaced, now what

    2000 Jeep Grand Cherokee Limited 4WD

    -

    Maintenance & Repair

  • Stalls & would,nt restart... 1 answer

    I have a 1998 Jeep G.C...When I frist start it the morning, it starts then it stalls Then it wouldn't restart,,I wait for a few mins. then starts,,put in gear go about 1/4 mile .Then it stalls. I tr...

    1998 Jeep Grand Cherokee Laredo

    -

    Maintenance & Repair

  • No heat only cold air 5 answers

    2009 Jeep Grand Cherokee Laredo 4WD

    -

    Maintenance & Repair

  • Here is a real tricky one 17 answers

    So I bought a 2005 Jeep Grand Cherokee from my brothers girlfriend. I obviously know where the jeep came from, and know it was very well taken care of. When she had it, it did not have any problems ...

    2005 Jeep Grand Cherokee Laredo 4WD

    -

    Maintenance & Repair

  • 1999 Jeep Grand Cherokee 4.0 overheating after changed thermostat, coolant low light is on, check engine light, and check gauges lights are on. 21 answers

    I need some help to fix the vehichle we use to pick up and drop my 2 year old off at daycare with! I was driving on interstate like normal and noticed the temperature made its way all the way over t...

    1999 Jeep Cherokee 4 Dr SE

    -

    Maintenance & Repair

Search Jeep Grand Cherokee Questions

Jeep Grand Cherokee Experts

#1 inuevafreak
inuevafreak
Reputation 2,030
#2 Tom Demyan
Tom Demyan
Reputation 1,810
#3 thejeepdoctor
thejeepdoctor
Reputation 1,730
View All

Related Models For Sale

Used Jeep Cherokee
443 Great Deals out of 61,175 listings starting at $2,500
Used Jeep Wrangler
283 Great Deals out of 18,785 listings starting at $2,995
Used Ford Explorer
816 Great Deals out of 75,234 listings starting at $750
Used Toyota 4Runner
259 Great Deals out of 20,716 listings starting at $1,995
Used Chevrolet Tahoe
568 Great Deals out of 27,717 listings starting at $1,999
Used Ford F-150
2,316 Great Deals out of 210,529 listings starting at $1,499
Used Chevrolet Camaro
164 Great Deals out of 33,234 listings starting at $1,995
Used Ford Mustang
376 Great Deals out of 47,164 listings starting at $1,999

Used Cars For Sale

2017 Jeep Grand Cherokee For Sale
31 Great Deals out of 43,548 listings starting at $23,800
2016 Jeep Grand Cherokee For Sale
90 Great Deals out of 3,959 listings starting at $19,991
2015 Jeep Grand Cherokee For Sale
184 Great Deals out of 4,936 listings starting at $19,299
2014 Jeep Grand Cherokee For Sale
309 Great Deals out of 7,496 listings starting at $14,960
2013 Jeep Grand Cherokee For Sale
33 Great Deals out of 1,229 listings starting at $10,999