The first code 12 is the engine RPM sensor is no working and the next codes 36 is a turbo fault which can be caused by the crankshaft sensor problem. Here is a guide that will give you an idea of what you are in for when changing the sensor out. Also check the timing belt
Check out the diagrams (Below)
Please let us know what happens.
Wednesday, December 20th, 2017 AT 8:55 PM