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
P1136
Crankshaft Position Sensor And Or Camshaft Position Sensor Input Signal to PCM Concerns
Toyota
Fuel and Air Metering
High severity
P1144
Air Assist Control Valve Circuit Malfunction
Toyota
Auxiliary Emissions Control
Medium severity
P1146
Heated Oxygen Sensor 2 Minimum Voltage Monitoring Bank 1
Toyota
Fuel and Air Metering
Medium severity
P1153
Air/Fuel Ratio Sensor Circuit Response Malfunction Bank 2 Sensor 1
Toyota
Fuel and Air Metering
High severity
Scan your own car
Read and clear fault codes, live data and service resets with the CaRPM app.