OBD fault code library
Look up any P or U code to see what it means, what causes it, the parts involved and how it gets fixed.
Free on OBD DashX
Looking for real-world repair data?
OBD DashX shows which problems come with each code, how often they show up in other vehicles, and how to fix them — step by step.
- Real-world fix data
- How often it happens
- Step-by-step repairs
Fault codes
P1410
EGR Valve Position Sensor Circuit Malfunction
Toyota
Auxiliary Emissions Control
Medium severity
P1413
Secondary Air Injection System Monitor Circuit Low Voltage
Toyota
Auxiliary Emissions Control
Medium severity
P1414
Secondary Air Injection System Monitor Circuit High Voltage
Toyota
Auxiliary Emissions Control
Medium severity
P1416
Port Air Circuit Malfunction/AIR System Bank 2
Toyota
Auxiliary Emissions Control
Medium severity
Scan your own car
Read and clear fault codes, live data and service resets with the CaRPM app.