Module Communications Network DTCS
COMMUNICATION NETWORK DIAGNOSTIC TROUBLE CODE (DTC) LIST
| DTC | Description | Source | Perform Test |
|---|---|---|---|
| U0002 | High Speed CAN Communication Bus Performance | Instrument cluster | The module could not communicate on the network at a point in time. The fault is currently not present. CLEAR the DTC. REPEAT the network test with the scan tool. |
| U0020 | Low Speed CAN Communication Bus Performance | Instrument cluster | The module could not communicate on the network at a point in time. The fault is currently not present. CLEAR the DTC. REPEAT the network test with the scan tool. |
| U0073 | Control Module Communication Bus Off | Anti lock brake system (ABS) module | The module could not communicate on the network at a point in time. The fault is currently not present. CLEAR the DTC. REPEAT the network test with the scan tool. |
| U0073 | Control Module Communication Bus Off | Electronic automatic temperature control (EATC) module | The module could not communicate on the network at a point in time. The fault is currently not present. CLEAR the DTC. REPEAT the network test with the scan tool. |
| U0073 | Control Module Communication Bus Off | Adaptive front lighting module | The module could not communicate on the network at a point in time. The fault is currently not present. CLEAR the DTC. REPEAT the network test with the scan tool. |
| U0100 | Lost Communication With ECM/PCM | Adaptive front lighting module | CLEAR the DTC. REPEAT the network test with the scan tool. If the DTC returns, go to Pinpoint Test A . |
| U0100 | Lost Communication With ECM/PCM | Instrument cluster | CLEAR the DTC. REPEAT the network test with the scan tool. If the DTC returns, go to Pinpoint Test A . |
| U0100 | Lost Communication With ECM/PCM | Occupant classification sensor module | CLEAR the DTC. REPEAT the network test with the scan tool. If the DTC returns, go to Pinpoint Test A . |
| U0100 | Lost Communication With ECM/PCM | Restraints control module (RCM) | CLEAR the DTC. REPEAT the network test with the scan tool. If the DTC returns, go to Pinpoint Test A . |
| U0100 | Lost Communication With ECM/PCM | Four wheel drive (4WD) control module | CLEAR the DTC. REPEAT the network test with the scan tool. If the DTC returns, go to Pinpoint Test A . |
| U0102 | Lost Communication With Transfer Case Control Module (4x4CM) | Instrument cluster | CLEAR the DTC. REPEAT the network test with the scan tool. If the DTC returns, go to Pinpoint Test D . |
| U0115 | Lost Communication With ECM/PCM - Secondary (SPCM) | ABS module | DISREGARD this DTC as it may have been set during module reprogramming. |
| U0121 | Lost Communication With Anti-Lock Brake System (ABS) Control Module | Instrument cluster | CLEAR the DTC. REPEAT the network test with the scan tool. If the DTC returns, go to Pinpoint Test B . |
| U0121 | Lost Communication With Anti-Lock Brake System (ABS) Control Module | 4WD control module | CLEAR the DTC. REPEAT the network test with the scan tool. If the DTC returns, go to Pinpoint Test B . |
| U0126 | Lost Communication With Steering Angle Sensor Module | ABS module | CLEAR the DTC. REPEAT the network test with the scan tool. If the DTC returns, go to Pinpoint Test G . |
| U0140 | Lost Communication With Body Control Module (GEM) | EATC module | Go to Pinpoint Test I . |
| U0140 | Lost Communication With Body Control Module (GEM) | Instrument cluster | CLEAR the DTC. REPEAT the network test with the scan tool. If the DTC returns, go to Pinpoint Test I . |
| U0140 | Lost Communication With Body Control Module (GEM) | Parking aid module | CLEAR the DTC. REPEAT the network test with the scan tool. If the DTC returns, go to Pinpoint Test I . |
| U0140 | Lost Communication With Body Control Module (GEM) | Power liftgate module | CLEAR the DTC. REPEAT the network test with the scan tool. If the DTC returns, go to Pinpoint Test I . |
| U0151 | Lost Communication With Restraints Control Module | Instrument cluster | CLEAR the DTC. REPEAT the network test with the scan tool. If the DTC returns, go to Pinpoint Test C . |
| U0151 | Lost Communication With Restraints Control Module | Occupant classification sensor module | CLEAR the DTC. REPEAT the network test with the scan tool. If the DTC returns, go to Pinpoint Test C . |
| U0154 | Lost Communication With Restraints Occupant Classification System Module (OCS) | RCM | CLEAR the DTC. REPEAT the network test with the scan tool. If the DTC returns, go to Pinpoint Test E . |
| U0155 | Lost Communication With Instrument Panel Cluster (IC) Control Module | ABS module | CLEAR the DTC. REPEAT the network test with the scan tool. If the DTC returns, go to Pinpoint Test H . |
| U0155 | Lost Communication With Instrument Panel Cluster (IC) Control Module | EATC module | CLEAR the DTC. REPEAT the network test with the scan tool. If the DTC returns, go to Pinpoint Test H . |
| U0155 | Lost Communication With Instrument Panel Cluster (IC) Control Module | Adaptive front lighting module | CLEAR the DTC. REPEAT the network test with the scan tool. If the DTC returns, go to Pinpoint Test H . |
| U0155 | Lost Communication With Instrument Panel Cluster (IC) Control Module | Parking aid module | CLEAR the DTC. REPEAT the network test with the scan tool. If the DTC returns, go to Pinpoint Test H . |
| U0155 | Lost Communication With Instrument Panel Cluster (IC) Control Module | Power liftgate module | CLEAR the DTC. REPEAT the network test with the scan tool. If the DTC returns, go to Pinpoint Test H . |
| U0155 | Lost Communication With Instrument Panel Cluster (IC) Control Module | SJB | CLEAR the DTC. REPEAT the network test with the scan tool. If the DTC returns, go to Pinpoint Test H . |
| U0155 | Lost Communication With Instrument Panel Cluster (IC) Control Module | Steering wheel angle sensor | CLEAR the DTC. REPEAT the network test with the scan tool. If the DTC returns, go to Pinpoint Test H . |
| U0155 | Lost Communication With Instrument Panel Cluster (IC) Control Module | 4WD control module | CLEAR the DTC. REPEAT the network test with the scan tool. If the DTC returns, go to Pinpoint Test H . |
| U0159 | Lost Communication With Parking Assist Control Module (PAM) | Audio unit | CLEAR the DTC. REPEAT the network test with the scan tool. If the DTC returns, go to Pinpoint Test Q . |
| U0159 | Lost Communication With Parking Assist Control Module (PAM) | Instrument cluster | CLEAR the DTC. REPEAT the network test with the scan tool. If the DTC returns, go to Pinpoint Test Q . |
| U0164 | Lost Communication With HVAC Control Module (EATC) | Instrument cluster | CLEAR the DTC. REPEAT the network test with the scan tool. If the DTC returns, go to Pinpoint Test J . |
| U0208 | Lost Communication With Seat Control Module | Instrument cluster | CLEAR the DTC. REPEAT the network test with the scan tool. If the DTC returns, go to Pinpoint Test O . |
| U0230 | Lost Communication With Rear Gate Module (LTM) | Instrument cluster | CLEAR the DTC. REPEAT the network test with the scan tool. If the DTC returns, go to Pinpoint Test R . |
| U0241 | Lost Communication With Headlamp Control Module (HCM) | Instrument cluster | CLEAR the DTC. REPEAT the network test with the scan tool. If the DTC returns, go to Pinpoint Test F . |
| U0246 | Lost Communication With Seat Control Module (DCSM) | EATC module | CLEAR the DTC. REPEAT the network test with the scan tool. If the DTC returns, go to Pinpoint Test P . |
| U0401 | Invalid Data Received from ECM/PCM A | RCM | RETRIEVE and FOLLOW DTCs from the PCM. |
| U0401 | Invalid Data Received from ECM/PCM A | 4WD control module | RETRIEVE and FOLLOW DTCs from the PCM. |
| U0415 | Invalid Data Received from Anti-Lock Brake System (ABS) Control Module | 4WD control module | RETRIEVE and FOLLOW DTCs from the ABS module. |
| U0455 | Invalid Data Received From Restraints Occupant Classification System Module | RCM | RETRIEVE and FOLLOW DTCs from the occupant classification system module. |
| U2196 | Invalid 'Engine RPM' data | Adaptive front lighting module | RETRIEVE and FOLLOW DTCs from the PCM. |