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P1201 Engine Trouble Code

Meaning of P1201 engine trouble code is : When your car's 'P1201 Check Engine' light comes on, it's usually accompanied by a sinking feeling in the pit of your stomach. The light could mean a costly problem, like a bad catalytic converter, or it could be something minor, like a loose gas cap. But in many cases, it means at minimum that you'll be visiting the car dealer to locate the malfunction and get the light turned off.

P1201 Possible Solution:

P1201 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.

P1201 Code Meaning :

P 1 2 0 1
OBD-II Diagnostic Powertrain (P) Trouble Code For Engine Fuel And Air Metering Manifold Absolute Pressure/Barometric Pressure Circuit High Input Cold Start Injector 1 Malfunction Crankshaft Position Sensor A Circuit Low Input

Is the fuel pump sometimes not priming when you turn the key to ON(II)? Start by measuring the fuel pressure and checking whether you have bright white-bluish spark at all four plugs. The mechanical timing is also something that you should check, as we mentioned above.

P1201 OBD-II Diagnostic Powertrain (P) Trouble Code Description

P1201 OBD-II Trouble Code Injector Circuit Open / Shorted Cylinder #1 is one of the definitions for the P1201; however your vehicles manufacturer may have a different definition for the P1201 code. Please check below for your P1201 code.

Reason For P1201 Code

The reason of P1201 OBD-II Engine Trouble Code is Manifold Absolute Pressure/Barometric Pressure Circuit High Input.

P1201 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.