2AZ-FE (PZEV)
2AZ-FE (PZEV) DIAGNOSTIC TROUBLE CODE (DTC) IDENTIFICATION
| DTC | Description |
|---|---|
| P0037, P0038, P0043, P0044 | OXYGEN SENSOR HEATER CONTROL CIRCUIT LOW/HIGH (BANK 1 SENSOR 2 & 3) |
| P0136, P0137, P0138 | OXYGEN SENSOR CIRCUIT MALFUNCTION LOW/HIGH VOLTAGE (BANK 1 SENSOR 2) |
| P0142 | OXYGEN SENSOR CIRCUIT MALFUNCTION (BANK 1 SENSOR 3) |
| P0143, P0144 | OXYGEN SENSOR CIRCUIT LOW/HIGH VOLTAGE (BANK 1 SENSOR 3) |
| P0420 | CATALYST SYSTEM EFFICIENCY BELOW THRESHOLD (BANK 1) |
| P0441, P0442, P0446, P0456 | EVAPORATIVE EMISSION CONTROL SYSTEM INCORRECT PURGE FLOW/LEAK DETECTED/VENT CONTROL CIRCUIT (SMALL LEAK/VERY SMALL LEAK) |
| P2004, P2006 | INTAKE MANIFOLD RUNNER CONTROL STUCK OPEN/CLOSED (BANK 1) |
| P2009, P2010 | INTAKE MANIFOLD RUNNER CONTROL CIRCUIT LOW/HIGH (BANK 1) |
| P2014, P2016, P2017 | INTAKE MANIFOLD RUNNER POSITION SENSOR/SWITCH CIRCUIT LOW/HIGH (BANK 1) |
| P2423 | TOYOTA-HCAC-SYSTEM (BANK 1) |