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
P1969
Issue in secondary air injection pump (controls emission)
Volkswagen
Auxiliary Emissions Control
High severity
P1970
Issue in secondary air injection pump (controls emission)
Volkswagen
Auxiliary Emissions Control
High severity
P1972
Issue in secondary air injection pump (controls emission)
Volkswagen
Auxiliary Emissions Control
High severity
P1973
Issue in secondary air injection pump (controls emission)
Volkswagen
Auxiliary Emissions Control
High severity
P1975
Issue in secondary air injection valve (controls emission)
Volkswagen
Auxiliary Emissions Control
High severity
P1976
Issue in secondary air injection valve (controls emission)
Volkswagen
Auxiliary Emissions Control
High severity
P1978
Issue in secondary air injection valve (controls emission)
Volkswagen
Auxiliary Emissions Control
High severity
P1979
Issue in secondary air injection valve (controls emission)
Volkswagen
Auxiliary Emissions Control
High severity
U0314
Software Incompatibility with Four-Wheel Drive Clutch Control Module
Communication Network System
High severity
U0415
Invalid Data Received From Anti-Lock Brake System Control Module
Communication Network System
High severity
U0417
Invalid Data Received From Park Brake Control Module
Communication Network System
High severity
U0418
Invalid Data Received From Brake System Control Module
Communication Network System
High severity
U0419
Invalid Data Received From Steering Effort Control Module
Communication Network System
High severity
P2016
Intake Manifold Runner Position Sensor/Switch Circuit Low Bank 1
Fuel and Air Metering
High severity
P2017
Intake Manifold Runner Position Sensor/Switch Circuit High Bank 1
Fuel and Air Metering
High severity
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