IC DTC Chart
DIAGNOSTIC TROUBLE CODE (DTC) LIST
| DTC | Description | Action |
|---|---|---|
| B1137 | Data Not Programmed | REFER to HANDLES, LOCKS, LATCHES AND ENTRY SYSTEMS . |
| B1138 | Memory Full | REFER to HANDLES, LOCKS, LATCHES AND ENTRY SYSTEMS . |
| B1139 | Invalid Transmitter Identification Code | REFER to HANDLES, LOCKS, LATCHES AND ENTRY SYSTEMS . |
| B1202 | Fuel Sender Circuit Open | Go To PINPOINT TEST B . |
| B1204 | Fuel Sender Circuit Short to Ground | Go To PINPOINT TEST B . |
| B1213 | Anti-Theft Number of Programmed Keys is Below Minimum | REFER to ANTI-THEFT - PASSIVE ANTI-THEFT SYSTEM (PATS) . |
| B1255 | Air Temperature External Sensor Circuit Open | Go To PINPOINT TEST AI . |
| B1257 | Air Temperature External Sensor Circuit Short to Ground | Go To PINPOINT TEST AI . |
| B1317 | Battery Voltage High | Go To PINPOINT TEST AR . |
| B1318 | Battery Voltage Low | Go To PINPOINT TEST AS . |
| B1342 | ECU is Faulted | REPAIR all other DTCs first. REPEAT the self-test. CLEAR the DTC. If DTC B1342 is retrieved, INSTALL a new IC . REFER to INSTRUMENT CLUSTER (IC) . TEST the system for normal operation. |
| B1600 | PATS Ignition Key Transponder Signal Is Not Received | REFER to ANTI-THEFT - PASSIVE ANTI-THEFT SYSTEM (PATS) . |
| B1601 | PATS Received Incorrect Key-Code From Ignition Key Transponder | REFER to ANTI-THEFT - PASSIVE ANTI-THEFT SYSTEM (PATS) . |
| B1602 | PATS Received Invalid Format Of Key-Code From Ignition Key Transponder | REFER to ANTI-THEFT - PASSIVE ANTI-THEFT SYSTEM (PATS) . |
| B1681 | PATS Transceiver Module Signal Is Not Received | REFER to ANTI-THEFT - PASSIVE ANTI-THEFT SYSTEM (PATS) . |
| B1868 | Lamp Air Bag Warning Indicator Circuit Failure | REPEAT the self-test. CLEAR the DTC. If DTC B1868 is retrieved, INSTALL a new IC . REFER to INSTRUMENT CLUSTER (IC) . TEST the system for normal operation. |
| B1915 | Air Bag Driver Circuit Failure | REPEAT the self-test. CLEAR the DTC. If DTC B1915 is retrieved, INSTALL a new IC . REFER to INSTRUMENT CLUSTER (IC) . TEST the system for normal operation. |
| B2097 | Compass Module Failure | Go To PINPOINT TEST AG . |
| B2103 | Antenna Not Connected | REFER to ANTI-THEFT - PASSIVE ANTI-THEFT SYSTEM (PATS) . |
| B2141 | NVM Configuration Failure | CARRY out a parameter reset. REFER to ANTI-THEFT - PASSIVE ANTI-THEFT SYSTEM (PATS) . REPEAT the self-test. CLEAR the DTCs. |
| B2143 | NVM Memory Failure | REPEAT the self-test. CLEAR the DTC. If DTC B2143 is retrieved, INSTALL a new IC . REFER to INSTRUMENT CLUSTER (IC) . TEST the system for normal operation. |
| B2431 | Transponder Programming Failed | REFER to ANTI-THEFT - PASSIVE ANTI-THEFT SYSTEM (PATS) . |
| B2477 | Module Configuration Failure | CARRY OUT the Programmable Module Installation (PMI) procedure. REFER to MODULE CONFIGURATION . REPEAT the self-test. CLEAR the DTCs. |
| B2627 | Fuel Sender Circuit Open #2 | DISREGARD the DTC. Not applicable to this vehicle. If these codes are present, the IC is mis-configured. |
| B2628 | Fuel Sender Circuit Short to Ground #2 | DISREGARD the DTC. Not applicable to this vehicle. If these codes are present, the IC is mis-configured. |
| B2879 | Fuel Tank Jet Pump Fault | DISREGARD the DTC. Not applicable to this vehicle. If these codes are present, the IC is mis-configured. |
| C1945 | Park Switch Indicates Park with Vehicle Moving | Go To PINPOINT TEST U . |
| C2784 | RAM Checksum Failure | REPEAT the self-test. CLEAR the DTC. If DTC C2784 is retrieved, INSTALL a new IC . REFER to INSTRUMENT CLUSTER (IC) . TEST the system for normal operation. |
| U0037 | Lost Communication With RKE | Go To PINPOINT TEST AY . |
| U0100 | Lost Communication With | ECM /PCM Go To PINPOINT TEST AT . |
| U0101 | Lost Communication With TCM | Go To PINPOINT TEST AU . |
| U0102 | Lost Communication With Transfer Case Control Module | Go To PINPOINT TEST AV . |
| U0121 | Lost Communication With ABS Control Module | Go To PINPOINT TEST AW . |
| U0122 | Lost Communication With Vehicle Dynamics Control Module | Go To PINPOINT TEST AX . |
| U0140 | Lost Communication With Body Control Module (GEM ) | Go To PINPOINT TEST AY . |
| U0151 | Lost Communication With Restraints Control Module (RCM ) | Go To PINPOINT TEST AZ . |
| U0159 | Lost Communication With Parking Assist Control Module (PAM ) | Go To PINPOINT TEST BA . |
| U0164 | Lost Communication With HVAC Control Module (EATC ) | Go To PINPOINT TEST BB . |
| U0208 | Lost Communication With Seat Control Module (DSM ) | Go To PINPOINT TEST BC . |
| U0230 | Lost Communication With Rear Gate Module | Go To PINPOINT TEST BD . |
| U0242 | Lost Communication With Headlamp Control Module (HCM-2 ) | DISREGARD the DTC. Not applicable to this vehicle. If these codes are present, the IC is mis-configured. |
| U0244 | Lost Communication With Running Board Control Module | Go To PINPOINT TEST BE . |
| U2013 | Compass Module is Not Responding | Go To PINPOINT TEST AG . |
| U2023 | Fault Received From External Node | DTC U2023 is set when a module receives invalid network data from another module with a faulted input. RETRIEVE and REPAIR all non-network DTCs in the other modules on the network. REFER to MULTIFUNCTION ELECTRONIC MODULES for a list of all DTCs. |
| U2050 | No Application Present | CARRY OUT the IC
Programmable Module Installation (PMI). REFER to MODULE CONFIGURATION
. If the DTC reappears, INSTALL a new IC . REFER to INSTRUMENT CLUSTER (IC) . TEST the system for normal operation. |
| U2051 | One or More Calibration Files Missing/Corrupt | CARRY OUT the IC
Programmable Module Installation (PMI). REFER to MODULE CONFIGURATION
. If the DTC reappears, INSTALL a new IC . REFER to INSTRUMENT CLUSTER (IC) . TEST the system for normal operation. |
| U2199 | Invalid Engine Coolant Temperature Data | DTC U2199 is set when a module receives invalid engine coolant temperature network data from the PCM with a faulted input. RETRIEVE and REPAIR all non-network DTCs in the other modules on the network. REFER to MULTIFUNCTION ELECTRONIC MODULES for a list of all DTCs. |
| U2472 | Unexpected Ignition State | Go To PINPOINT TEST BF . |
| U2510 | CAN - Invalid Data for Vehicle Security | REFER to ANTI-THEFT - PASSIVE ANTI-THEFT SYSTEM (PATS) . |
| U2511 | CAN - Data Mis-Match (received data does not match expected) | REFER to ANTI-THEFT - PASSIVE ANTI-THEFT SYSTEM (PATS) . |
| U261A | CAN Data/Configuration Setup Mismatch | The IC and Smart Junction Box (SJB) configuration do not match. If either an IC or SJB was installed, CARRY OUT the PMI for the suspect module. REFER to MODULE CONFIGURATION . CLEAR the DTCs. REPEAT the self-test. |