DFFS fault codes

7,984 codes · 47 vehicle records · 0 ECU records · 0 live-data parameters

Codes 7,984

Code	Description	Brands	System
U1008	General fault on suspension and wheel CAN network	29	Network
U1009	ECU silent on suspension and wheel CAN network	27	Network
U100E	Ambient Temperature Low	11	Network
U1010	Lost communication with the powertrain interface ECU	29	Network
U1011	Loss of serial communications for class 2 devices	25	Network
U1012	Loss of serial communications for class 2 devices	26	Network
U1013	Control Module Not Coded	26	Network
U1020	Loss of serial communications for class 2 devices	17	Network
U1021	Loss of serial communications for class 2 devices	20	Network
U1022	Loss of serial communications for class 2 devices	17	Network
U1023	De-Inhibit Completed Previously - Vehicle is not in Inhibited state. Clear codes and verify if DTC is no longer present in BCM	18	Network
U1024	Loss of serial communications for class 2 devices	18	Network
U1025	Loss of serial communications for class 2 devices	17	Network
U1026	Vehicles with code JQYA	18	Network
U1027	Vehicles with code JFZA	17	Network
U1028	Loss of Serial Communications for Class 2 Devices	14	Network
U1029	Loss of Serial Communications for Class 2 Devices	13	Network
U102A	Internal Master/Slave CAN bus 2: defective; Lower limit exceeded	10	Network
U1030	Are you programming the module to resolve DTC ?	14	Network
U1031	Loss of Serial Communications for Class 2 Devices	17	Network
U1032	Loss of Serial Communications for Class 2 Devices	15	Network
U1033	Loss of Serial Communications for Class 2 Devices	13	Network
U1034	Adaptive damping system	14	Network
U1036	NOx sensor 1 bank 2: no communication; Open or short to plus	13	Network
U103A	HEC 0x320 message timeout	2	Network
U103B	A/C compressor: no communication; Short to plus	10	Network
U103C	A/C compressor: implausible signal; No or incorrect basic setting / adaptation	3	Network
U1042	Lost Communications with Brake/Traction Control System	13	Network
U1043	Loss of Serial Communications for Class 2 Devices	14	Network
U1044	Loss of Serial Communications for Class 2 Devices	13	Network
U1046	Loss of Serial Communications for Class 2 Devices	10	Network
U1047	Loss of Serial Communications for Class 2 Devices	9	Network
U1048	Loss of Serial Communications for Class 2 Devices	11	Network
U1049	Loss of Serial Communications for Class 2 Devices	9	Network
U104A	AEB node timeout	1	Network
U104B	Continuously receiving invalid value of electronic stability control (ESC) off switch signal for 5000 ms	1	Network
U104C	HDC switch signal value invalid	1	Network
U104D	ESC 0A1 message timeout	1	Network
U104E	ESC 122 message timeout	1	Network
U104F	ESC 123 message timeout	1	Network
U1050	Loss of Serial Communications for Class 2 Devices	11	Network
U1051	Loss of Serial Communications for Class 2 Devices	14	Network
U1069	China VI B	11	Network
U106A	Lost Communication with Multifunction Energy Storage Capacitor Control Module	7	Network
U106B	Left electronic caliper release fault	7	Network
U106C	Right electronic caliper release fault	1	Network
U106D	Left motor running timeout	1	Network
U106E	Right motor running timeout	1	Network
U106F	Idle stroke current of the left motor too high	1	Network
U1070	Roof hatch, round, diameter 800 mm	5	Network

Some brand data is extracted from diagnostic files and may contain manufacturer-specific wording. General SAE J2012 descriptions are used where available.