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.

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Fault codes

P1956 Issue in exhaust gas temperature sensor

Audi Auxiliary Emissions Control High severity

P1957 Issue in exhaust gas temperature sensor

Audi Auxiliary Emissions Control High severity

P1958 Issue in exhaust gas temperature sensor

Audi Auxiliary Emissions Control High severity

P1959 Issue in exhaust gas temperature sensor

Audi Auxiliary Emissions Control High severity

P1960 Issue in exhaust gas temperature sensor

Audi Auxiliary Emissions Control High severity

P1961 Issue in exhaust gas temperature sensor

Audi Auxiliary Emissions Control High severity

P1962 Issue in exhaust gas temperature sensor

Audi Auxiliary Emissions Control High severity

P1963 Issue in exhaust gas temperature sensor

Audi Auxiliary Emissions Control High severity

P1702 Internal malfunction detected in ECM

Skoda Computer Output Circuit High severity

P1964 Issue in exhaust gas temperature sensor

Audi Auxiliary Emissions Control High severity

P1965 Issue in exhaust gas temperature sensor

Audi Auxiliary Emissions Control High severity

P1966 Issue in secondary air injection pump (controls emission)

Audi Auxiliary Emissions Control High severity

P1967 Issue in secondary air injection pump (controls emission)

Audi Auxiliary Emissions Control High severity

P1968 Issue in secondary air injection pump (controls emission)

Audi Auxiliary Emissions Control High severity

P1969 Issue in secondary air injection pump (controls emission)

Audi Auxiliary Emissions Control High severity