U30xx codes

55 codes in this group. The last column counts owner complaints that mention the code.

CodeMeaningOwner reports
U3000Control Module32
U3001Control Module Improper Shutdown Performance
U3002Vehicle Identification Number
U3003Battery Voltage1
U3004Accessory Power Relay
U3005Retained Accessory Power
U3006Control Module Input Power A Circuit/Open
U3007Control Module Input Power B Circuit/Open
U3008Control Module Ground A
U3009Control Module Ground B1
U300AIgnition Switch
U300BIgnition Input Accessory/On/Start
U300CIgnition Input Off/On/Start
U300DIgnition Input On/Start
U300EIgnition Input On
U300FIgnition Input Accessory
U3010Ignition Input Start
U3011Ignition Input Off
U3012Control Module Improper Wake-up Performance
U3013Control Module Input Power C Circuit/Open
U3014Control Module Input Power D Circuit/Open
U3015Control Module Ground C
U3016Control Module Ground D
U3017Control Module Timer/Clock Performance
U3018Control Module Input Power Circuit A/B Correlation
U3019Control Module Input Power Circuit B/C Correlation
U301AControl Module Wake-up Circuit A/Open
U301BControl Module Wake-up Circuit A Low
U301CControl Module Wake-up Circuit A High
U301DControl Module Wake-up Circuit A Performance
U301EControl Module Wake-up Circuit B/Open
U301FControl Module Wake-up Circuit B Low
U3020Control Module Wake-up Circuit B High
U3021Control Module Wake-up Circuit B Performance
U3022Ignition Input Accessory/Off
U3023Control Module Input Power Circuit A - Ignition Input On/Start Circuit Correlation
U3024Control Module Input Power Circuit B - Ignition Input On/Start Circuit Correlation
U3025Control Module A Disable Circuit/Open
U3026Control Module A Disable Circuit Low
U3027Control Module A Disable Circuit High
U3028Control Module A Disable Feedback Circuit
U3029Control Module A Disable Feedback Circuit Low
U302AControl Module A Disable Feedback Circuit High
U302BIgnition Output Accessory/On/Start
U302CIgnition Output Off/On/Start
U302DIgnition Output On/Start
U302EIgnition Output On
U302FIgnition Output Accessory
U3030Ignition Output Start
U3031Ignition Output Off
U3032Ignition Output Accessory/Off
U3033Control Module Security Certificate Missing/Invalid
U3034Communication Authentication Key/Certificate Missing/Invalid
U3035Communication Authentication Signal Invalid Data
U3036Communication Authentication Signal Performance