Fiat Punto P0102: MAF Sensor – Circuit Low

P0102 is a very common trouble code with the Fiat Punto. It means the the Mass Air Flow (MAF) circuit is low, and that it is not performing within its specified operating range. We will cover exactly what that means and potential fixes for it below. It should be considered a high priority to fix, … Read more

Fiat Punto P0101: Meaning, Causes, and Diagnosis

P0101 code in the Fiat Punto is crucial to maintaining your truck’s performance and ensuring it runs efficiently. This code indicates that there is a problem with your car’s Mass Air Flow (MAF) sensor, specifically, a Range/Performance issue. The most common cause of P0101 is a bad MAF sensor. When you encounter the P0101 code, … Read more

Fiat Punto P0174: Meaning, Causes, How to Fix

One of the most common trouble codes with the Fiat Punto is P0174. It indicates that your Fiat Punto is running lean on the bank two side of the engine.  P0174 and P0171 (fuel trim lean bank one) are the most frequently seen air/fuel mixture-related codes. If they appear together, it reduces the list of … Read more

Fiat Punto P0021: OBDII Code Diagnosis

P0021 is a common trouble code. It affects vehicles with variable valve timing (VVT). The list of VVT vehicles is growing, and the Fiat Punto can have VVT, and is prone to developing this code.     P0021 is a generic OBDII code. This means that it has the same definition regardless of the make … Read more

Fiat Punto P0305: Misfire Detected (Cylinder 5)

P0305 is a fairly common trouble code with the Fiat Punto. It’s and OBD2 code and stands for: P0305 is certainly a cause for concern, and should be considered a threat to the drivability your Punto. The nice thing about P0305 is that it’s a cylinder specific trouble code, which makes diagnosing the problems simpler … Read more

Fiat Punto P0741 OBDII Transmission Code Diagnosis

P0741 is a very common OBDII trouble code. It’s know to affect the Fiat Punto quite often. Here’s what it means: P0741: Torque Converter Clutch Circuit → Performance or Stuck Off The Punto uses a clutch in the torque converter to lock the engine and transmission together at highway speed. P0741 can register whenever this … Read more

Fiat Punto P0172: Fuel System Rich – Bank 1

A common trouble code with the Fiat Punto is P0172. This code number references a number given to you when you plug your car into an OBDII scanner. It’s not the most complicated OBDII trouble code to diagnose. It is also one of the most common. It means the motor is running rich. Fiat Punto … Read more

Fiat Punto P0171: Causes, Diagnosis, + How to Fix

One of the most common trouble codes with the Fiat Punto is P0171. It indicates that your Fiat Punto is running lean on the bank one side.  It’s the most common air/fuel mixture-related code. It’s not the most complicated OBDII trouble code to diagnose. It is also one of the most common codes. The most … Read more

Fiat Punto P0141 Diagnosis

P0141 is a very common OBDII code that occurs in the Fiat Punto. It is caused by a failure in one of the elements that heat the oxygen sensors, specifically bank 1 sensor 2, which is downstream from the catalytic converter. It technically stands for: The purpose of the heated element in the oxygen sensor … Read more