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
U1171
SCP (J1850) Invalid or Missing Data for Cellular Phone / Paging System
Communication Network System
High severity
U1178
SCP (J1850) Invalid or Missing Data for Climate Control (HVAC)
Communication Network System
High severity
U1181
SCP (J1850) Invalid or Missing Data for Personalization (Memory) Features
Communication Network System
High severity
U1200
SCP (J1850) Invalid or Missing Data for Seat Motion / Control
Communication Network System
High severity
U1204
SCP (J1850) Invalid or Missing Data for Steering Column
Communication Network System
High severity
U1205
SCP (J1850) Invalid or Missing Data for Steering Column
Communication Network System
High severity
U1208
SCP (J1850) Invalid or Missing Data for Seat Switches
Communication Network System
High severity
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