C1491 Engine Trouble Code
Meaning of C1491 engine trouble code is a kind of chassis trouble code and when the check engine light comes C1491 code on the first you should check is the gas cap. Pull over, retighten it, and take a look at the cap to see if it has any cracks in it. Continue driving and see if the check engine light turns off. Alternately, you can purchase a gas cap for about $3 at an auto parts store. All you need to do is take the old one off and screw on the new one. If you've already made it to the store, you might as well just replace it. While not car-threatening, it's good to take care of this right away to improve gas mileage.
C1491 Fault Symptoms :
If one of these reasons for C1491 code is occuring now you should check C1491 repair processes.
Now don't ask yourself; What should you do with C1491 code ?
The solution is here :
C1491 Possible Solution:
Disconnected, dirty or fouled spark plugs are common causes for engines that won't start. Spark plugs typically need to be replaced every season or 25 hours of use. You should also check that the spark plug gap is set properly. If your spark plugs look good, problems with your ignition system can also preventing a spark. These can range from a faulty spark plug lead, shorted kill switch or flywheel key damage.
C1491 Code Meaning :
|OBD-II Diagnostic Chassis (C) Trouble Code For Engine||Fuel And Air Metering||O2 Sensor Heater Circuit Malfunction||Crankshaft Position Sensor A Circuit Malfunction||Crankshaft Position Sensor A Circuit Low Input|
The oxygen (02) sensors on your car measure the oxygen in the exhaust to determine how rich or lean the ratio of fuel and air are in the cylinders. Optimizing this mixture means better fuel economy and fewer exhaust emissions.
C1491 OBD-II Diagnostic Chassis (C) Trouble Code DescriptionC1491 engine trouble code is about Crankshaft Position Sensor A Circuit Low Input.
Main reason For C1491 CodeThe reason of C1491 OBD-II Engine Trouble Code is O2 Sensor Heater Circuit Malfunction.
Parts or components should not be replaced with reference to only a C1491 DTC. The vehicle service manual should be consulted for more information on possible causes of the fault, along with required testing.