U05xx OBD-II Codes (U0500–U0599)

100 fault codes in the U05xx range. Click any code for causes, diagnostic steps, severity, and common fixes.

U0500 low
Invalid Data Received From Auxiliary Heater Coolant Pump
U0501 low
Lost Communication With Auxiliary Heater Coolant Pump
U0502 low
Auxiliary Heater Coolant Pump Circuit Malfunction
U0503 low
Auxiliary Heater Coolant Pump Signal Performance
U0504 low
Auxiliary Heater Coolant Pump Circuit Low
U0505 low
Auxiliary Heater Coolant Pump Circuit High
U0506 low
Auxiliary Heater Coolant Pump Circuit Intermittent
U0507 low
Invalid Data Received From Auxiliary Heater Coolant Pump - Signal Range
U0508 low
Auxiliary Heater Coolant Pump Module No Response
U0509 low
Auxiliary Heater Coolant Pump Communication Bus Off
U0510 low
Invalid Data Received From Auxiliary Heater Control
U0511 low
Lost Communication With Auxiliary Heater Control
U0512 low
Auxiliary Heater Control Circuit Malfunction
U0513 low
Auxiliary Heater Control Signal Performance
U0514 low
Auxiliary Heater Control Circuit Low
U0515 low
Auxiliary Heater Control Circuit High
U0516 low
Auxiliary Heater Control Circuit Intermittent
U0517 low
Invalid Data Received From Auxiliary Heater Control - Signal Range
U0518 low
Auxiliary Heater Control Module No Response
U0519 low
Auxiliary Heater Control Communication Bus Off
U0520 low
Invalid Data Received From Auxiliary Heater Fuel Pump
U0521 low
Lost Communication With Auxiliary Heater Fuel Pump
U0522 low
Auxiliary Heater Fuel Pump Circuit Malfunction
U0523 low
Auxiliary Heater Fuel Pump Signal Performance
U0524 low
Auxiliary Heater Fuel Pump Circuit Low
U0525 low
Auxiliary Heater Fuel Pump Circuit High
U0526 low
Auxiliary Heater Fuel Pump Circuit Intermittent
U0527 low
Invalid Data Received From Auxiliary Heater Fuel Pump - Signal Range
U0528 low
Auxiliary Heater Fuel Pump Module No Response
U0529 low
Auxiliary Heater Fuel Pump Communication Bus Off
U0530 moderate
Invalid Data Received From Steering Angle Sensor Secondary
U0531 moderate
Lost Communication With Steering Angle Sensor Secondary
U0532 moderate
Steering Angle Sensor Secondary Circuit Malfunction
U0533 moderate
Steering Angle Sensor Secondary Signal Performance
U0534 moderate
Steering Angle Sensor Secondary Circuit Low
U0535 moderate
Steering Angle Sensor Secondary Circuit High
U0536 moderate
Steering Angle Sensor Secondary Circuit Intermittent
U0537 moderate
Invalid Data Received From Steering Angle Sensor Secondary - Signal Range
U0538 moderate
Steering Angle Sensor Secondary Module No Response
U0539 moderate
Steering Angle Sensor Secondary Communication Bus Off
U0540 moderate
Invalid Data Received From Exhaust Pressure Sensor
U0541 moderate
Lost Communication With Exhaust Pressure Sensor
U0542 moderate
Exhaust Pressure Sensor Circuit Malfunction
U0543 moderate
Exhaust Pressure Sensor Signal Performance
U0544 moderate
Exhaust Pressure Sensor Circuit Low
U0545 moderate
Exhaust Pressure Sensor Circuit High
U0546 moderate
Exhaust Pressure Sensor Circuit Intermittent
U0547 moderate
Invalid Data Received From Exhaust Pressure Sensor - Signal Range
U0548 moderate
Exhaust Pressure Sensor Module No Response
U0549 moderate
Exhaust Pressure Sensor Communication Bus Off
U0550 low
Invalid Data Received From Tire Pressure Monitor Receiver
U0551 low
Lost Communication With Tire Pressure Monitor Receiver
U0552 low
Tire Pressure Monitor Receiver Circuit Malfunction
U0553 low
Tire Pressure Monitor Receiver Signal Performance
U0554 low
Tire Pressure Monitor Receiver Circuit Low
U0555 low
Tire Pressure Monitor Receiver Circuit High
U0556 low
Tire Pressure Monitor Receiver Circuit Intermittent
U0557 low
Invalid Data Received From Tire Pressure Monitor Receiver - Signal Range
U0558 low
Tire Pressure Monitor Receiver Module No Response
U0559 low
Tire Pressure Monitor Receiver Communication Bus Off
U0560 low
Invalid Data Received From Parking Assist Module
U0561 low
Lost Communication With Parking Assist Module
U0562 low
Parking Assist Module Circuit Malfunction
U0563 low
Parking Assist Module Signal Performance
U0564 low
Parking Assist Module Circuit Low
U0565 low
Parking Assist Module Circuit High
U0566 low
Parking Assist Module Circuit Intermittent
U0567 low
Invalid Data Received From Parking Assist Module - Signal Range
U0568 low
Parking Assist Module Module No Response
U0569 low
Parking Assist Module Communication Bus Off
U0570 moderate
Invalid Data Received From Adaptive Cruise Control Module
U0571 moderate
Lost Communication With Adaptive Cruise Control Module
U0572 moderate
Adaptive Cruise Control Module Circuit Malfunction
U0573 moderate
Adaptive Cruise Control Module Signal Performance
U0574 moderate
Adaptive Cruise Control Module Circuit Low
U0575 moderate
Adaptive Cruise Control Module Circuit High
U0576 moderate
Adaptive Cruise Control Module Circuit Intermittent
U0577 moderate
Invalid Data Received From Adaptive Cruise Control Module - Signal Range
U0578 moderate
Adaptive Cruise Control Module Module No Response
U0579 moderate
Adaptive Cruise Control Module Communication Bus Off
U0580 low
Invalid Data Received From Lane Departure Warning Module
U0581 low
Lost Communication With Lane Departure Warning Module
U0582 low
Lane Departure Warning Module Circuit Malfunction
U0583 low
Lane Departure Warning Module Signal Performance
U0584 low
Lane Departure Warning Module Circuit Low
U0585 low
Lane Departure Warning Module Circuit High
U0586 low
Lane Departure Warning Module Circuit Intermittent
U0587 low
Invalid Data Received From Lane Departure Warning Module - Signal Range
U0588 low
Lane Departure Warning Module Module No Response
U0589 low
Lane Departure Warning Module Communication Bus Off
U0590 low
Invalid Data Received From Blind Spot Detection Module
U0591 low
Lost Communication With Blind Spot Detection Module
U0592 low
Blind Spot Detection Module Circuit Malfunction
U0593 low
Blind Spot Detection Module Signal Performance
U0594 low
Blind Spot Detection Module Circuit Low
U0595 low
Blind Spot Detection Module Circuit High
U0596 low
Blind Spot Detection Module Circuit Intermittent
U0597 low
Invalid Data Received From Blind Spot Detection Module - Signal Range
U0598 low
Blind Spot Detection Module Module No Response
U0599 low
Blind Spot Detection Module Communication Bus Off
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