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C1186 Engine Trouble Code

Meaning of C1186 engine trouble code is : Theoretically you can drive for a few weeks or even months with a broken MAF sensor. You will notice a decrease in gas mileage and over time the car will eventually start stalling a lot. At a shop, the replacement cost is between $200-$300 depending on the car, but that's usually the cost of parts because the labor is relatively simple.

C1186 Possible Solution:

C1186 Engine

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.

C1186 Code Meaning :

C 1 1 8 6
OBD-II Diagnostic Chassis (C) Trouble Code For Engine Fuel And Air Metering Fuel Rail/System Pressure - Too High Ignition/Distributor Engine Speed Input Circuit Malfunction Ignition Coil A Primary/Secondary Circuit Malfunction

The poor running symptoms are consistent with a MAP sensor malfunction. In addition, in some cases, a bad MAP sensor will not throw a code. Again, the ELD code likely represents a separate wiring issue.

C1186 OBD-II Diagnostic Chassis (C) Trouble Code Description

C1186 engine trouble code is about Ignition Coil A Primary/Secondary Circuit Malfunction.

Reason For C1186 Code

The reason of C1186 OBD-II Engine Trouble Code is Fuel Rail/System Pressure - Too High.

C1186 DTCs may also be triggered by faults earlier down the line. For example, a dirty MAF sensor might be causing the car to overcompensate in its fuel-trim adjustments. As a result, oxygen sensors are likely to report fuel mixture problems.