Toyota Echo P0122: TPS “A” Circuit Low Input

P0122 is a common trouble code with the Toyota Echo. It’s an OBDII code that references issues with the Throttle Position Sensor (TPS). It is relatively serious problem since it can leave your vehicle stranded or severely limited.     OBDII code P0122 is a serious problem that requires serious attention. Diagnosing it can be … Read more

P0128 Toyota Echo: Meaning, Causes, How to Fix

The P0128 OBD II trouble code indicates that your Toyota Echo’s engine coolant temperature has not reached its required operating temperature within a certain amount of time after starting the car. This code can appear as soon as you start your vehicle, or it can also occur while driving. It’s essential to address this issue … Read more

Toyota Echo 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 Toyota Echo 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

Toyota Echo P0741 OBDII Transmission Code Diagnosis

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

Toyota Echo P0700 Code: Meaning, Causes, + How to Fix

A trouble code is a signal that is generated by an automatic transmission system whenever it detects an issue in the Toyota Echo that requires your attention. The P0700 code is a general code that is typically accompanied by another code that specifies the specific problem. This code is part of the OBDII system and … Read more

Toyota Echo P0507 Code: Meaning, Causes, How to Fix

P0507 is a fairly typical OBDII trouble code that can occur in the Toyota Echo. It is typically triggered when the engine idle speed is 200 rpm or more over the predetermined limit set by the Toyota It is a generic code, which means that it has the same meaning for the Toyota Echo as any other vehicle. … Read more

Toyota Echo P0446: Meaning, Causes, How to Fix

A prevalent issue with the Toyota Echo is the P0446 code. This code corresponds to a specific number obtained when connecting your Echo to an OBDII scanner. A faulty vent control valve most commonly causes P0446. Definition P0446: EVAP System – Vent Control Circuit – Malfunction Symptoms Usually none Common Causes Bad EVAP Vent Control … Read more