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C3687 Engine Trouble Code

Meaning of C3687 engine trouble code is a kind of chassis trouble code and when the check engine light comes C3687 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.

C3687 Fault Symptoms :

Check engine light comes on
Engine stalling or misfiring
Engine performance issues
Car not starting

If one of these reasons for C3687 code is occuring now you should check C3687 repair processes.
Now don't ask yourself; What should you do with C3687 code ?
The solution is here :

C3687 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.

C3687 Code Meaning :

C	3	6	8	7
OBD-II Diagnostic Chassis (C) Trouble Code For Engine	Ignition System Or Misfire	Fuel Temperature Sensor B Circuit Range/Performance	Ignition/Distributor Engine Speed Input Circuit Malfunction	Shift/Timing Solenoid Malfunction/ 3-2 Shift Solenoid Circuit Electrical

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.

C3687 OBD-II Diagnostic Chassis (C) Trouble Code Description

C3687 engine trouble code is about Shift/Timing Solenoid Malfunction/ 3-2 Shift Solenoid Circuit Electrical.

Main reason For C3687 Code

The reason of C3687 OBD-II Engine Trouble Code is Fuel Temperature Sensor B Circuit Range/Performance.

Parts or components should not be replaced with reference to only a C3687 DTC. The vehicle service manual should be consulted for more information on possible causes of the fault, along with required testing.

	Example: 0140