Head Unit DTCS
HEAD UNIT DIAGNOSTIC TROUBLE CODE (DTC) LIST
| DTC | Description |
| DTC U1000 | Head Unit ECM Error |
| DTC U1003 | Temperature Sensor Signal Error in Head Unit |
| DTC U1006 | Low Voltage Detected |
| DTC U1007 | High Voltage Detected |
| DTC U1500 | Wakeup Line Short Circuit To Ground |
| DTC U1501 | Wakeup Line Short Circuit To VCC |
| DTC U1540 | Wakeup Line Test Failed at Amplifier Unit |
| DTC U1900 | GPS Antenna Line Break |
| DTC U1920 | DVD Drive Error |
| DTC U1940 | Front Display SDC Communication Error |
| DTC U1942 | Rear Display SDC Communication Error |
| DTC U1970 | Multimedia CAN Bus Off Error |
| DTC U1971 | Multimedia CAN Single Line Error |
| DTC U1972 | Multimedia CAN Limp Home Status |
| DTC U1980 | Timeout Multimedia CAN Message (Air Conditioner, Cluster, Audio) |
| DTC U1981 | Timeout Multimedia CAN Message (Vehicle Speed) |
| DTC U1982 | Timeout Multimedia CAN Message (Body CAN Signal - Camera, ECS, Trip Computer, Alternator, Auto Light) |
| DTC U1983 | Timeout Multimedia CAN Message (Trip Computer) |
| DTC U1984 | Timeout Multimedia CAN Message (Inhibitor Signal) |