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U-Codes

Network Codes

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

Showing 121–150 of 649

U02A3
Lost Communication with Control Module
High

What Does U02A3 Mean?The U02A3 diagnostic trouble code is a high severity issue. In most Jeep models, this is primarily…

U02A4
Lost Communication with Control Module
High

What Does U02A4 Mean?The U02A4 diagnostic trouble code is a high severity issue. In most Jeep models, this is primarily…

U02A5
Lost Communication with Control Module
High

What Does U02A5 Mean?The U02A5 diagnostic trouble code is a high severity issue. In most Jeep models, this is primarily…

U02A9
Lost Communication with Control Module
High

What Does U02A9 Mean?The U02A9 diagnostic trouble code is a high severity issue. In most Jeep models, this is primarily…

U0300
CAN Bus Communication
High

What Does U0300 Mean?The U0300 diagnostic trouble code is a high severity issue. In most Jeep models, this is primarily…

U0331
CAN Bus Communication
High

What Does U0331 Mean?The U0331 diagnostic trouble code is a high severity issue. In most Jeep models, this is primarily…

U0401
Invalid Data Received from Control Module
High

What Does U0401 Mean?The U0401 diagnostic trouble code is a high severity issue. In most Jeep models, this is primarily…

U0402-86
Invalid Data Received from Control Module
High

What Does U0402-86 Mean?The U0402-86 diagnostic trouble code is a high severity issue specifically indicating a invalid data. In most…

U0402
Invalid Data Received from Control Module
High

What Does U0402 Mean?The U0402 diagnostic trouble code is a high severity issue. In most Jeep models, this is primarily…

U0403-86
Invalid Data Received from Control Module
High

What Does U0403-86 Mean?The U0403-86 diagnostic trouble code is a high severity issue specifically indicating a invalid data. In most…

U0403
Invalid Data Received from Control Module
High

What Does U0403 Mean?The U0403 diagnostic trouble code is a high severity issue. In most Jeep models, this is primarily…

U0404
Invalid Data Received from Control Module
High

What Does U0404 Mean?The U0404 diagnostic trouble code is a high severity issue. In most Jeep models, this is primarily…

U0405
Invalid Data Received from Control Module
High

What Does U0405 Mean?The U0405 diagnostic trouble code is a high severity issue. In most Jeep models, this is primarily…

U0407
Invalid Data Received from Control Module
High

What Does U0407 Mean?The U0407 diagnostic trouble code is a high severity issue. In most Jeep models, this is primarily…

U040D
Invalid Data Received from Control Module
High

What Does U040D Mean?The U040D diagnostic trouble code is a high severity issue. In most Jeep models, this is primarily…

U040F
Invalid Data Received from Control Module
High

What Does U040F Mean?The U040F diagnostic trouble code is a high severity issue. In most Jeep models, this is primarily…

U0414
Invalid Data Received from Control Module
High

What Does U0414 Mean?The U0414 diagnostic trouble code is a high severity issue. In most Jeep models, this is primarily…

U0415
Invalid Data Received from Control Module
High

What Does U0415 Mean?The U0415 diagnostic trouble code is a high severity issue. In most Jeep models, this is primarily…

U0416
Invalid Data Received from Control Module
High

What Does U0416 Mean?The U0416 diagnostic trouble code is a high severity issue. In most Jeep models, this is primarily…

U0418
Invalid Data Received from Control Module
High

What Does U0418 Mean?The U0418 diagnostic trouble code is a high severity issue. In most Jeep models, this is primarily…

U0420
Invalid Data Received from Control Module
High

What Does U0420 Mean?The U0420 diagnostic trouble code is a high severity issue. In most Jeep models, this is primarily…

U0421
Invalid Data Received from Control Module
High

What Does U0421 Mean?The U0421 diagnostic trouble code is a high severity issue. In most Jeep models, this is primarily…

U0422-29
Invalid Data Received from Control Module
High

What Does U0422-29 Mean?The U0422-29 diagnostic trouble code is a high severity issue specifically indicating a signal invalid. In most…

U0422-86
Invalid Data Received from Control Module
High

What Does U0422-86 Mean?The U0422-86 diagnostic trouble code is a high severity issue specifically indicating a invalid data. In most…

U0422
Invalid Data Received from Control Module
High

What Does U0422 Mean?The U0422 diagnostic trouble code is a high severity issue. In most Jeep models, this is primarily…

U0423
Invalid Data Received from Control Module
High

What Does U0423 Mean?The U0423 diagnostic trouble code is a high severity issue. In most Jeep models, this is primarily…

U0424
Invalid Data Received from Control Module
High

What Does U0424 Mean?The U0424 diagnostic trouble code is a high severity issue. In most Jeep models, this is primarily…

U0426-31
Invalid Data Received from Control Module
High

What Does U0426-31 Mean?The U0426-31 diagnostic trouble code is a high severity issue specifically indicating a no signal. In most…

U0426-62
Invalid Data Received from Control Module
High

What Does U0426-62 Mean?The U0426-62 diagnostic trouble code is a high severity issue specifically indicating a signal compare failure. In…

U0426-64
Invalid Data Received from Control Module
High

What Does U0426-64 Mean?The U0426-64 diagnostic trouble code is a high severity issue specifically indicating a signal plausibility failure. In…

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