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

Browse codes on OBD DashX No sign-up needed · available in 10 languages

Fault codes

P2091 B Camshaft Position Actuator Ctrl Circuit High Bank1

Ignition System High severity

P2094 B Camshaft Position Actuator Ctrl Circuit Low Bank2

Ignition System High severity

P2098 Post Catalyst Fuel Trim System Too Lean Bank 2

Auxiliary Emissions Control High severity

P2099 Post Catalyst Fuel Trim System Too Rich Bank 2

Auxiliary Emissions Control High severity

P2103 Throttle Actuator Ctrl Motor Circuit High

Fuel and Air Metering High severity

P2106 Throttle Actuator Ctrl Sys-Forced Limited Power

Fuel and Air Metering High severity

P2109 Throttle/Pedal Position Sensor A Minimum Stop Performance

Fuel and Air Metering High severity

P2113 Throttle/Pedal Position Minimum Stop Performance

Fuel and Air Metering High severity

P2116 Throttle/Pedal Position Sensor E Minimum Stop Performance

Fuel and Air Metering High severity

P2119 Throttle Actuator Ctrl Throttle Body Range/Performance

Fuel and Air Metering High severity

P2123 Throttle/Pedal Position Sensor/Switch D Circuit High Input

Fuel and Air Metering High severity

P2126 Throttle/Pedal Position Sensor/Switch E Circuit Range/Performance

Fuel and Air Metering High severity

P2129 Throttle/Pedal Position Sensor/Switch E Circuit Interim

Fuel and Air Metering High severity

P2133 Throttle/Pedal Position Sensor/Switch F Circuit High Input

Fuel and Air Metering High severity

P2136 Throttle/Pedal Position Sensor/Switch A / C Voltage Correlation

Fuel and Air Metering High severity