Toyota Aygo P0605: Meaning, Causes, + Fix

P0605 is a relatively rare OBD-II trouble code that can occur in the Toyota Aygo. It indicates that PCM (powertrain control module) is not passing its ROM (read-only memory) self-test when you turn the ignition on. While P0605 is a generic code (it has the same meaning for any car or truck), it is most … Read more

Toyota Aygo P0116: Meaning, Causes, + Diagnosis

P0116 indicates that your Toyota Aygo’s engine coolant temperature sensor is sending a signal to the PCM (powertrain control module) that is outside of its normal operating range (in terms of voltage). While P0116 is a generic OBD2 code (it has the same definition for any car or truck), it has the same basic causes … Read more

Toyota Aygo P0776: Meaning, Causes, + Diagnosis

P0776 is a generic OBD2 code that can occur in Toyota Aygo’s equipped with an automatic transmission. This code indicates that the pressure control solenoid “B” inside your Aygo’s transmission is having a performance issue, or is stuck in the off position. P0776 Definition: Pressure Control Solenoid “B” – Performance/Stuck Here’s the definition of P0776, … Read more

Toyota Aygo P0400: Meaning, Causes, + Diagnosis

P0400 is a standard code that indicates your Toyota Aygo’s EGR system is not working. The good news is that this code is not a breakdown risk and should not affect how your Aygo runs (assuming it’s the ONLY code). P0400 is a generic code, which means it has the same definition for the Aygo … Read more

Toyota Aygo P0103: MAF Sensor Voltage Too High

P0103 is a common generic OBD2 trouble code that can occur in the Toyota Aygo. In plain English, it means that the MAF sensor voltage signal is outside of the accepted range (too high). It’s important to understand what the MAF sensor does. It measures the air density and volume between the air filter and … Read more

Toyota Aygo P0106: Meaning, Causes, and Diagnosis

P0106 is a very common OBD2 trouble code that can occur in the Toyota Aygo. Simply put, this code indicates that the signal coming from the MAP sensor is not what it should be. P0106 Definition: MAP Sensor – Range/Performance P0106 is a generic OBD2 code, which means that it has the same definition for … Read more

Toyota Aygo P0107: Meaning, Causes, and Diagnosis

P0107 is a relatively common OBD2 trouble code that can occur in the Toyota Aygo. In plain English, it indicates that the voltage coming from the MAP sensor is below the normal operating range. P0107 Definition: MAP Sensor – Circuit Low Input It’s a generic code, so it has the same meaning for the Aygo … Read more