Diagnostics Trouble Code Reference Table
| Code No. | Diagnostic item | Output ECU | Action |
|---|---|---|---|
| U1073 | Bus-off | ASC-ECU, EPS-ECU, combination meter, ETACS-ECU, EV-ECU, EMCU, BMU, A/C control unit | CAN main bus line diagnostics |
| U1080 | V-CAN bus-off (MCU) | EV-ECU | |
| U1081 | V-CAN bus-off (BMU) | EV-ECU | |
| U1082 | Bat-CAN bus-off | BMU | |
| U1090 | Defective Bat-CAN (BMU) | EV-ECU | |
| U0154 | Occupant Classification-ECU CAN timeout | SRS-ECU | |
| U1100 | EV-ECU CAN time-out (1) | ASC-ECU, EPS-ECU, SRS-ECU, combination meter, ETACS-ECU, EV remote-ECU, EMCU, BMU, A/C control unit | |
| U1101 | EV-ECU CAN time-out (2) | ETACS-ECU | |
| U1102 | ASC/TCL/ABS CAN Timeout/not equipped | EPS-ECU, SRS-ECU, combination meter, ETACS-ECU, EV-ECU, A/C control unit | |
| U1104 | SAS CAN timeout/Not equipped | ASC-ECU, SRS-ECU, EV-ECU | |
| U1105 | Yaw rate/G sensor CAN timeout/Not equipped | ASC-ECU, EV-ECU | |
| U1106 | EPS-ECU CAN time-out/not equipped | Combination meter | |
| U1108 | Meter CAN time-out/not equipped | ASC-ECU, EPS-ECU, SRS-ECU, ETACS-ECU, EV remote-ECU, EV-ECU, EMCU, BMU, A/C control unit | |
| U1109 | ETACS CAN time-out/not equipped | ASC-ECU, EPS-ECU, SRS-ECU, occupant classification-ECU, combination meter, EV remote-ECU, EV-ECU, EMCU, BMU, A/C control unit | |
| U1110 | COMP/HTR CAN time-out | EV-ECU | |
| U1111 | Display CAN time-out/Not equipped | ETACS-ECU | |
| U1113 | EV remote CAN timeout/Not equipped | EV-ECU | |
| U1117 | Immobilizer CAN timeout/Not equipped | EV-ECU | |
| U111B | MCU CAN time-out | ASC-ECU, SRS-ECU, EV-ECU, BMU | |
| U111C | BMU CAN time-out | EV-ECU, A/C control unit | |
| U111D | OBC CAN time-out | EV-ECU | |
| U1120 | EV-ECU CAN data error | EPS-ECU | Diagnose CAN main bus lines and confirm input signals. |
| U1121 | TC-SST CAN data error | Combination meter | |
| U1122 | Brake CAN data error | EPS-ECU, combination meter | |
| U1128 | Meter CAN data error | ASC-ECU, EPS-ECU | |
| U1150 | vehicle speed data error | ETACS-ECU | |
| U1160 | EV-ECU lost (MCU) | EV-ECU | CAN main bus line diagnostics |
| U1161 | EV-ECU lost (BMU) | EV-ECU | |
| U116A | CHG-CAN bus-off | EV-ECU | |
| U116B | Quick charger CHG-CAN time-out | EV-ECU | |
| U1190 | CAN trouble detection control signal reception not possible | ASC-ECU, EPS-ECU, SRS-ECU, occupant classification-ECU, combination meter, EV remote-ECU, EV-ECU, A/C control unit | Diagnose CAN main bus lines and confirm input signals. |
| U1195 | Coding not completed | SRS-ECU | |
| U1199 | VIN code not programmed | SRS-ECU | |
| U119A | VIN code mismatch | SRS-ECU | |
| U11A0 | CMU01 time-out | BMU | CAN main bus line diagnostics |
| U11A1 | CMU02 time-out | BMU | |
| U11A2 | CMU03 time-out | BMU | |
| U11A3 | CMU04 time-out | BMU | |
| U11A4 | CMU05 time-out | BMU | |
| U11A5 | CMU06 time-out | BMU | |
| U11A6 | CMU07 time-out | BMU | |
| U11A7 | CMU08 time-out | BMU | |
| U11A8 | CMU09 time-out | BMU | |
| U11A9 | CMU10 time-out | BMU | |
| U11AA | CMU11 time-out | BMU | |
| U11AB | CMU12 time-out | BMU | |
| U1200 | SAS parity error | ASC-ECU | Diagnose CAN main bus lines and confirm input signals. |
| U1201 | Yaw rate sensor parity error | ASC-ECU | |
| U1204 | SAS message counter error | ASC-ECU | |
| U1205 | G and yaw rate message counter error | ASC-ECU | |
| U1206 | Abnormal sleep flag | Combination meter | |
| U1207 | Invalid data received from EV ECU | ASC-ECU | |
| U1406 | Throttle position signal error | ASC-ECU | |
| U142A | Torque request signal error | ASC-ECU | |
| U1430 | Drive demand torque signal error | ASC-ECU | |
| U1426 | Motor speed signal error | ASC-ECU | |
| U1427 | Motor torque signal error | ASC-ECU | |
| U1432 | ETACS-ECU CAN communication fail information | EPS-ECU | |
| U15A2 | Vehicle speed information lost | Occupant classification-ECU | |
| U15A3 | Odometer information lost | Occupant classification-ECU | |
| U15A4 | VIN information lost | Occupant classification-ECU | |
| U1801 | Air bag communication line, short to ground | EV-ECU | |
| U1802 | Air bag communication line, open circuit/short to power supply | EV-ECU | |
| U1803 | Air bag signal frame error | EV-ECU | |
| U1804 | Air bag signal parity error | EV-ECU | |
| U1805 | Air bag signal reception frequency error | EV-ECU | |
| U1806 | Air bag signal reception data error | EV-ECU | |
| U1900 | K-line between EMCUs slave lost | EV-ECU | |
| U1910 | K-line between EMCUs reception error | EV-ECU, EMCU | |
| U1911 | K-line between BMUs reception error | EV-ECU | |
| U1920 | K-line error (EMCU) | EV-ECU, EMCU | |
| U1921 | K-line error (BMU) | EV-ECU | |
| U1922 | K-LINE receiving signal error | BMU | |
| U1926 | EV ECU V-CAN error | BMU | |
| 13 | EV-ECU lost | On board charger/DC-DC converter | CAN main bus line diagnostics |
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NOTE:
Some codes are set even if the vehicle is not equipped with applicable system. This is not abnormal.
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