Module Communication Network DTCS
COMMUNICATION NETWORK DIAGNOSTIC TROUBLE CODE (DTC) LIST
| DTC | Description | Source | Action |
|---|---|---|---|
| U0002 | High Speed CAN Communication Bus Performance | Instrument Cluster (IC) | GO to PINPOINT TEST H . |
| U0100 | Lost Communication With ECM/PCM | 4X4 control module Smart Junction Box (SJB) | The fault is not currently present. CLEAR the DTC. REPEAT the network test with the scan tool. FOLLOW the appropriate pinpoint test for the module which fails the network test. |
| U0102 | Lost Communication With Transfer Case Control Module (4X4CM) | IC | GO to PINPOINT TEST F . |
| U0140 | Lost Communication With Body Control Module (GEM) | IC | GO to PINPOINT TEST D . |
| U0151 | Lost Communication With Restraints Control Module | IC | GO to PINPOINT TEST C . |
| U0155 | Lost Communication With Instrument Panel Cluster (IC) Control Module | SJB | REFER to EXTERIOR LIGHTING SYSTEM article, Daytime Running Lamps (DRL). |
| U0294 | Lost Communication With Powertrain Control Module | IC | GO to PINPOINT TEST A . |
| U1900 | CAN Communication Bus Fault - Receive Error | Occupant Classification System Module (OCSM) Restraints Control Module (RCM) | GO to SYMPTOM CHART for module that failed network test. |
| U2023 | Fault Received From External Node | ICSJB | RETRIEVE and FOLLOW non-network DTCs from other modules. REFER to MULTIFUNCTION ELECTRONIC MODULES article. |
| U2472 | Unexpected Ignition State | IC | REFER to INFORMATION CENTER - INSTRUMENTATION AND WARNING CHIMES article. |
| U2510 | CAN - Invalid Data For Vehicle Security | IC | REFER to ANTI-THEFT SYSTEM - PASSIVE ANTI-THEFT SYSTEM (PATS) article. |
| U2511 | CAN - Data Mis-Match (Receive Data Does Not Match Expected) | IC | REFER to ANTI-THEFT SYSTEM - PASSIVE ANTI-THEFT SYSTEM (PATS) article. |