P0170 Fuel System Woes, Diagnosis and Repair

I have this code. I changed the MAF sensor because the EGR valve is working and spraying carb cleaner around the intake gasket had no effect. You are running outside optimal fuel trim. There is a probably an air leak somewhere in your intake system (MAF, vacuum leak, o2 sensor not ... Motorbike Professor ... More likely happened each time you started it (cold) after the exhaust gaskets were blown, not during the long ride. Not a ... P0170 means there was a malfunction in the computer's control of the air:fuel ratio. It also indicates that the fuel trims reached their limit of adding fuel. mine was bad front 02 sensor. If you have a pocket logger then pulg it in and see what the sensors operating range is. If its not moving at all ... Comments Section ... The first step in diagnosing this is a contribution test to see if there's an issue affecting a single cylinder or if it's ... I will take you though the repair of both P0170 and P0172 - How to diagnostic the car problems and EASYLY fix it. The car has both a problem ... The P0170 code indicates that the fuel trims have reached an abnormally low or abnormally high value for a specified amount of time. The P0170 code means that the powertrain control module is detecting a fuel trim that is outside the range of specification set by the vehicle's ... This code rarely happens in Asian and American-made cars. For American cars, the most common fuel trim error codes are P0171, P0174, P0172, P0175.