Wiki Answers > Categories > Cars and Vehicles > Parts and Repairs > Fuel and Engines > Check Engine Light Questions
Does the Service Engine Soon light indicate major problems? [recategorize]
Popularity: 262
Why does the check engine light come on and how do you reset it? [recategorize]
Popularity: 187
What does the 'check engine' light mean? [recategorize]
Popularity: 131
What does the 'service engine soon' light mean? [recategorize]
Popularity: 128
What is check engine code 35? [recategorize]
Popularity: 111
Why would the Check Engine light reset when the battery is replaced? [recategorize]
Popularity: 106
What does code P-1443 mean and why would this cause the check engine light to come on intermittently? [recategorize]
Popularity: 103
Is there a way to tell what has caused a 'Check Engine' light to come on without a diagnostic tester? [recategorize]
Popularity: 101
Why does the 'service engine' light stay on? [recategorize]
Popularity: 93
What should you look for when your car overheats when you stop at a light? [recategorize]
Popularity: 87
How do you reset the check engine light on a 1995 Chevy Blazer? [recategorize]
Popularity: 86
Why would the check engine light come on only when you run the air conditioner? [recategorize]
Popularity: 77
What is wrong when engine light turns on? [recategorize]
Popularity: 76
What is wrong if your car starts to shake and the check engine light comes on? [recategorize]
Popularity: 74
How do you reset the engine light on a 1998 Grand Prix? [recategorize]
Popularity: 71
Can water or moisture cause service engine light to come on what to do about it can it cause damage? [recategorize]
Popularity: 69
What does code number P1519 mean and how do you fix the problem? [recategorize]
Popularity: 68
How can you clear service engine soon light with out going to a mechanic? [recategorize]
Popularity: 67
Why would a Saturn check engine light be on and the speedometer not work? [recategorize]
Popularity: 66
Why would your Check Engine Light come back on even though you have replaced the O2 sensor and cleared the code? [recategorize]
Popularity: 66
If the check engine light came on because of a faulty oxygen sensor what could happen if you do not replace it and how costly would it be? [recategorize]
Popularity: 64
Could a speed sensor connection just be loose causing a trac light flash plus check engine code? [recategorize]
Popularity: 63
What does it mean if you reset your check engine light and it comes back on after a couple of days? [recategorize]
Popularity: 63
What would cause the Check Engine light to go on and off every 10 min or so? [recategorize]
Popularity: 62
Why might the check engine light go on in your Isuzu Rodeo and the engine knock while driving and have some trouble starting the car even though you have always used regular gas and the oil level is fine? [recategorize]
Popularity: 62
What can you check or replace if the check engine light comes back on and the code is P401 and you have already replaced the EGR valve? [recategorize]
Popularity: 60
Why does the check engine light come on and the alternator gauge jump up and down when the air or lights are on? [recategorize]
Popularity: 59
How do you reset your service engine soon light? [recategorize]
Popularity: 59
What do you check for or suspect when check engine light come on? [recategorize]
Popularity: 57
Why would the 'service engine soon' light on with a brand new engine? [recategorize]
Popularity: 57
Why is check engine light blinking and it smells like gas when the car is on? [recategorize]
Popularity: 57
What is the purpose of an oxygen sensor? [recategorize]
Popularity: 55
What would make the check gage light come on and make the rpm jump up and down? [recategorize]
Popularity: 55
Is in normal for the Check Engine light to illuminate just because the car is left unmoved for three months? [recategorize]
Popularity: 55
How do you reset the check engine light on a 2001 Ford Sporttrac? [recategorize]
Popularity: 54
What does a 'PO715 input speed sensor open short malfunction' mean on 2001 Hyundai Santa Fe? [recategorize]
Popularity: 53
How do you reset the maintenance required warning light? [recategorize]
Popularity: 53
What does it mean when the ets off light and check engine light come on? [recategorize]
Popularity: 51
If the dash board says to check the engine what do you look for? [recategorize]
Popularity: 50
What does the code P1870 mean? [recategorize]
Popularity: 50
What is wrong if your check engine light came on and your transmission shift? [recategorize]
Popularity: 49
Your check engine light came on but the fluids are fine no leaks and there is no strange engine noise what could be causing the light to come on? [recategorize]
Popularity: 48
Can anyone tell you what the fix is for trouble code P0440? [recategorize]
Popularity: 46
Why does a check engine light come on? [recategorize]
Popularity: 46
How serious is it when the check engine light comes on and can it turn off by itself if you let it sit overnight? [recategorize]
Popularity: 45
Car hesitates check engine light stays steady or blinks when giving gas had a tune up done and replaced bad gas any other ideas of what this could be what's a v-tech sensor? [recategorize]
Popularity: 44
How do you reset the service engine light? [recategorize]
Popularity: 44
What is wrong when the check engine light is on? [recategorize]
Popularity: 44
If your check engine light is on but car is running smoothly is it just a computer glitch in the car system..or something simple like an oil change? [recategorize]
Popularity: 44
Why would the check engine light be on in a car? [recategorize]
Popularity: 44
Oil Pressure light goes on when you cold start your carbut goes off about 20 seconds later why? [recategorize]
Popularity: 43
Where is then problem when a p1133 shows on test? [recategorize]
Popularity: 43
What could be wrong if the check engine light blinks? [recategorize]
Popularity: 43
What else could be wrong if a car loses speed and check engine light comes on even after spark plugs and wires have been changed? [recategorize]
Popularity: 43
What is obd2 trouble code p0172? [recategorize]
Popularity: 42
Check engine light came on as soon as you put gas in why Just got out of the shop and had a diagnostic check? [recategorize]
Popularity: 42
What does the code p0420 mean? [recategorize]
Popularity: 42
What does OBD II codes 440 and 441 mean? [recategorize]
Popularity: 41
What causes the Check Engine light to go on? [recategorize]
Popularity: 40
Why might the check engine light stay on in your 2001 Explorer Sport? [recategorize]
Popularity: 40
How do you find the code to turn off the service engine light in a 2002 Chevy Tracker? [recategorize]
Popularity: 39
What causes the check engine light to come on for a while and then go off? [recategorize]
Popularity: 39
Why don't the service engine soon light come on when starting the vehicle? [recategorize]
Popularity: 39
Can a oil leakage have anything to do with your check engine light coming on? [recategorize]
Popularity: 39
What do you do if the check engine light comes on in a 1995 Mercedes and stays on? [recategorize]
Popularity: 38
How do you turn off the maintenance required light in a vehicle? [recategorize]
Popularity: 38
What does it mean when check gauges light come on? [recategorize]
Popularity: 37
Your Check engine light stays on everything seems to be fine these are the codes that show up code P0440 and code P0452 can you tell you what they are related to? [recategorize]
Popularity: 34
Why does the service engine light come on? [recategorize]
Popularity: 33
How do you make the check engine light go away? [recategorize]
Popularity: 33
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