Home Codes Powertrain (P-Codes) Body (B-Codes) Chassis (C-Codes) Network (U-Codes) Blog
U-Codes

Network Codes

CAN bus and module communication faults across all vehicle networks. 649 codes total.

Showing 61–90 of 649

U0147
Lost Communication with Control Module
Critical

What Does U0147 Mean?The U0147 diagnostic trouble code is a critical severity issue. In most Jeep models, this is primarily…

U0151-86
Lost Communication with Control Module
High

What Does U0151-86 Mean?The U0151-86 diagnostic trouble code is a high severity issue specifically indicating a invalid data. In most…

U0151-87
Lost Communication with Control Module
High

What Does U0151-87 Mean?The U0151-87 diagnostic trouble code is a high severity issue specifically indicating a missing message. In most…

U0151
Lost Communication with Control Module
Critical

What Does U0151 Mean?The U0151 diagnostic trouble code is a critical severity issue. In most Jeep models, this is primarily…

U0154
Lost Communication with Control Module
Critical

What Does U0154 Mean?The U0154 diagnostic trouble code is a critical severity issue. In most Jeep models, this is primarily…

U0155-87
Lost Communication with Control Module
High

What Does U0155-87 Mean?The U0155-87 diagnostic trouble code is a high severity issue specifically indicating a missing message. In most…

U0155-8F
Lost Communication with Control Module
High

What Does U0155-8F Mean?The U0155-8F diagnostic trouble code is a high severity issue specifically indicating a erratic. In most Jeep…

U0155
Lost Communication with Control Module
Critical

What Does U0155 Mean?The U0155 diagnostic trouble code is a critical severity issue. In most Jeep models, this is primarily…

U0156
Lost Communication with Control Module
Critical

What Does U0156 Mean?The U0156 diagnostic trouble code is a critical severity issue. In most Jeep models, this is primarily…

U0159
Lost Communication with Control Module
Critical

What Does U0159 Mean?The U0159 diagnostic trouble code is a critical severity issue. In most Jeep models, this is primarily…

U0161
Lost Communication with Control Module
Critical

What Does U0161 Mean?The U0161 diagnostic trouble code is a critical severity issue. In most Jeep models, this is primarily…

U0164
Lost Communication with Control Module
Critical

What Does U0164 Mean?The U0164 diagnostic trouble code is a critical severity issue. In most Jeep models, this is primarily…

U0167
Lost Communication with Control Module
Critical

What Does U0167 Mean?The U0167 diagnostic trouble code is a critical severity issue. In most Jeep models, this is primarily…

U0168
Lost Communication with Control Module
Critical

What Does U0168 Mean?The U0168 diagnostic trouble code is a critical severity issue. In most Jeep models, this is primarily…

U0169
Lost Communication with Control Module
Critical

What Does U0169 Mean?The U0169 diagnostic trouble code is a critical severity issue. In most Jeep models, this is primarily…

U016C
Lost Communication with Control Module
Critical

What Does U016C Mean?The U016C diagnostic trouble code is a critical severity issue. In most Jeep models, this is primarily…

U0170
Lost Communication with Control Module
Critical

What Does U0170 Mean?The U0170 diagnostic trouble code is a critical severity issue. In most Jeep models, this is primarily…

U0171
Lost Communication with Control Module
Critical

What Does U0171 Mean?The U0171 diagnostic trouble code is a critical severity issue. In most Jeep models, this is primarily…

U0172
Lost Communication with Control Module
Critical

What Does U0172 Mean?The U0172 diagnostic trouble code is a critical severity issue. In most Jeep models, this is primarily…

U0173
Lost Communication with Control Module
Critical

What Does U0173 Mean?The U0173 diagnostic trouble code is a critical severity issue. In most Jeep models, this is primarily…

U0174
Lost Communication with Control Module
Critical

What Does U0174 Mean?The U0174 diagnostic trouble code is a critical severity issue. In most Jeep models, this is primarily…

U0175
Lost Communication with Control Module
Critical

What Does U0175 Mean?The U0175 diagnostic trouble code is a critical severity issue. In most Jeep models, this is primarily…

U0176
Lost Communication with Control Module
Critical

What Does U0176 Mean?The U0176 diagnostic trouble code is a critical severity issue. In most Jeep models, this is primarily…

U0177
Lost Communication with Control Module
Critical

What Does U0177 Mean?The U0177 diagnostic trouble code is a critical severity issue. In most Jeep models, this is primarily…

U017E
Lost Communication with Control Module
Critical

What Does U017E Mean?The U017E diagnostic trouble code is a critical severity issue. In most Jeep models, this is primarily…

U0181
Lost Communication with Control Module
Critical

What Does U0181 Mean?The U0181 diagnostic trouble code is a critical severity issue. In most Jeep models, this is primarily…

U0182
Lost Communication with Control Module
Critical

What Does U0182 Mean?The U0182 diagnostic trouble code is a critical severity issue. In most Jeep models, this is primarily…

U0184
Lost Communication with Control Module
Critical

What Does U0184 Mean?The U0184 diagnostic trouble code is a critical severity issue. In most Jeep models, this is primarily…

U0186-87
Lost Communication with Control Module
High

What Does U0186-87 Mean?The U0186-87 diagnostic trouble code is a high severity issue specifically indicating a missing message. In most…

U0186
Lost Communication with Control Module
Critical

What Does U0186 Mean?The U0186 diagnostic trouble code is a critical severity issue. In most Jeep models, this is primarily…

Page 3 of 22