Module Communications Network DTCS
COMMUNICATION NETWORK DIAGNOSTIC TROUBLE CODES (DTC) LIST
| DTC | Description | Source | Perform Test |
|---|---|---|---|
| U0073 | Control Module Communication Buss Off | Anti-lock brake system (ABS) module | The module could not communicate on the network at a point in time. The fault is not currently present. CLEAR the DTC. REPEAT the network test with scan tool. |
| U0100 | Lost Communication With ECM/PCM | ABS module | CLEAR the DTC. REPEAT the network test with scan tool. FOLLOW the appropriate pinpoint test for the module which fails the network test. |
| U0102 | Lost Communication With Transfer Case Control Module (4x4CM) | ABS module | CLEAR the DTC. REPEAT the network test with scan tool. FOLLOW the appropriate pinpoint test for the module which fails the network test. |
| U1900 | CAN Communication Bus Fault-Recieve Error | ABS module | For module that failed network test, go to .Symptom Chart |
| U1900 | CAN Communication Bus Fault-Recieve Error | Instrument cluster | For module that failed network test, go to Symptom Chart. |
| U1900 | CAN Communication Bus Fault-Receive Error | Four wheel drive (4WD) control module | For module that failed network test, go to Symptom Chart. |
| U1950 | UBP Communication Bus Fault | Driver seat module (DSM) | For module that failed network test, go to Symptom Chart. |
| U1950 | UBP Communication Bus Fault | Instrument cluster | For module that failed network test, go to .Symptom Chart |
| U2023 | Fault Received From External Node | ABS module | RETRIEVE and FOLLOW non-network DTCs from other modules. REFER to MULTIFUNCTION ELECTRONIC MODULES article. |
| U2023 | Fault Received From External Node | 4WD control module | RETRIEVE and FOLLOW non-network DTCs from other modules. REFER to MULTIFUNCTION ELECTRONIC MODULES article. |
| U2023 | Fault Received From External Node | Instrument cluster | RETRIEVE and FOLLOW non-network DTCs from other modules. REFER to MULTIFUNCTION ELECTRONIC MODULES article. |
| U2226 | UBP Invalid Data From Node ID $10 [PCM] | Vehicle security module (VSM) | RETRIEVE and FOLLOW non-network DTCs from the PCM. REFER to the INTRODUCTION - GASOLINE ENGINES article. |
| U2306 | UBP Invalid Data From Node ID $60 [Instrument Cluster] | DSM | RETRIEVE and FOLLOW non-network DTCs from the Instrument cluster. REFER to INSTRUMENT CLUSTER article. |
| U2471 | Unexpected PRNDL State | DSM | RETRIEVE and FOLLOW non-network DTCs from other modules. REFER to MULTIFUNCTION ELECTRONIC MODULES article. |
| All other DTCs | - | - | REFER to MULTIFUNCTION ELECTRONIC MODULES article. |