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Codes
A code index built from manufacturer communications filed with NHTSA in the United States. Vehicle-specific and enhanced codes are included; this is not a list of universal definitions.
6,142 Results
U1662Code meaning and manufacturer information2 Manufacturer communicationsU1700Body Control Module (BCM) - Missing MessageAlfa Romeo · Manufacturer wording14 Manufacturer communicationsU1701Engine Control Module (ECM) - Missing messageJeep · Manufacturer wording1 Manufacturer communicationsU1702Electric Power Steering (EPS) - Signal Plausibility FailureJeep · Manufacturer wording1 Manufacturer communicationsU1703Code meaning and manufacturer information2 Manufacturer communicationsU1706Code meaning and manufacturer information1 Manufacturer communicationsU1710ACM (Automatic Climate Module) On B CAN - Missing MessageRam · Manufacturer wording2 Manufacturer communicationsU1712Code meaning and manufacturer information5 Manufacturer communicationsU1715Code meaning and manufacturer information1 Manufacturer communicationsU173ECode meaning and manufacturer information1 Manufacturer communicationsU1746AMP (Amplifier Module)-Missing MessageAlfa Romeo · Manufacturer wording1 Manufacturer communicationsU1765RFHM (Radio Frequency Hub Module) - Missing MessageFiat · Manufacturer wording2 Manufacturer communicationsU1785Code meaning and manufacturer information4 Manufacturer communicationsU17B9Code meaning and manufacturer information13 Manufacturer communicationsU17C5Code meaning and manufacturer information1 Manufacturer communicationsU17F0Code meaning and manufacturer information1 Manufacturer communicationsU1803Code meaning and manufacturer information1 Manufacturer communicationsU1804Code meaning and manufacturer information1 Manufacturer communicationsU1817Lost Communication With Hybrid Powertrain Control Module On D-PTRam · Manufacturer wording1 Manufacturer communicationsU1818Lost Communication With ECM/PCM On D-PT CanRam · Manufacturer wording2 Manufacturer communicationsU1821Code meaning and manufacturer information1 Manufacturer communicationsU182ACode meaning and manufacturer information1 Manufacturer communicationsU183ACode meaning and manufacturer information2 Manufacturer communicationsU183CCode meaning and manufacturer information1 Manufacturer communicationsU184ALOST COMMUNICATION WITH BODY CONTROL MODULE (BCM) SET OR STORED IN HISTORYChevrolet · Manufacturer wording1 Manufacturer communicationsU184DCode meaning and manufacturer information1 Manufacturer communicationsU1850Implausible Data Received From PCM on D-PTRam · Manufacturer wording2 Manufacturer communicationsU1858Code meaning and manufacturer information1 Manufacturer communicationsU1860Code meaning and manufacturer information1 Manufacturer communicationsU186BCode meaning and manufacturer information8 Manufacturer communications