2AZ-FE - PZEV
2AZ-FE - PZEV DIAGNOSTIC TROUBLE CODE (DTC) IDENTIFICATION
| DTC | Description |
|---|---|
| P0037 | Oxygen Sensor Heater Control Circuit Low (Bank 1 Sensor 2) |
| P0038 | Oxygen Sensor Heater Control Circuit High (Bank 1 Sensor 2) |
| P0043 | Oxygen Sensor Heater Control Circuit Low (Bank 1 Sensor 3) |
| P0044 | Oxygen Sensor Heater Control Circuit High (Bank 1 Sensor 3) |
| P0136 | Oxygen Sensor Circuit Malfunction (Bank 1 Sensor 2) |
| P0137 | Oxygen Sensor Circuit Low Voltage (Bank 1 Sensor 2) |
| P0138 | Oxygen Sensor Circuit High Voltage (Bank 1 Sensor 2) |
| P0142 | Oxygen Sensor Circuit Malfunction (Bank 1 Sensor 3) |
| P0143 | Oxygen Sensor Circuit Low Voltage (Bank 1 Sensor 3) |
| P0144 | Oxygen Sensor Circuit High Voltage (Bank 1 Sensor 3) |
| P0420 | Catalyst System Efficiency Below Threshold (Bank 1) |
| P0441 | Evaporative Emission Control System Incorrect Purge Flow |
| P0442 | Evaporative Emission Control System Leak detected (small leak) |
| P0446 | Evaporative Emission Control System Vent Control Circuit |
| P2004 | Intake Manifold Runner Control Stuck Open (Bank 1) |
| P2006 | Intake Manifold Runner Control Stuck Closed (Bank 1) |
| P2009 | Intake Manifold Runner Control Circuit Low (Bank 1) |
| P2010 | Intake Manifold Runner Control Circuit High (Bank 1) |
| P2014 | Intake Manifold Runner Position Sensor/Switch Circuit (Bank 1) |
| P2016 | Intake Manifold Runner Position Sensor/Switch Circuit Low (Bank 1) |
| P2017 | Intake Manifold Runner Position Sensor/Switch Circuit High (Bank 1) |
| P2423 | Toyota-HCAC-System (Bank 1) |