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
P1039
Vehicle Speed Signal Missing or Improper
Hyundai
Vehicle Speed and Idle Control System
High severity
P1097
O2 Sensor Circuit Slow Response after Coast Down Fuel Cutoff Bank 1 Sensor 1
Hyundai
Fuel and Air Metering
Medium severity
P1114
Engine Coolant Temperature Sensor Circuit Intermittent Low Voltage
Hyundai
Fuel and Air Metering
High severity
P1222
Traction Control Output Circuit Malfunction
Hyundai
Vehicle Speed and Idle Control System
High severity
P1223
Pedal Demand Sensor B Circuit High Input
Hyundai
Vehicle Speed and Idle Control System
Low severity
P1225
Closed Throttle Position Learning Performance Problem
Hyundai
Fuel and Air Metering
High severity
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