Fail-Safe Functions <Acc/FCM-Ecu>
When the ACC/FCM-ECU detects any malfunction, it will show a message on the multi-information display and make the ACC indicator and the FCM OFF indicator illuminate or flash.
ILLUMINATION CONDITION OF DISPLAY IN CASE OF FAILURE SPECIFICATION
| DTC | Item | Multi information display | FCM OFF indicator | ||
|---|---|---|---|---|---|
| Message (ACC warning display) | ACC indicator | Message (FCM warning display) | |||
| C1394 | Incompleted learn neutral (Steering wheel sensor) | ACC TEMPORARILY NOT AVAILABLE(1) | ON(1) | FCM TEMPORARILY NOT AVAILABLE(2) | ON |
| C1707 | Implausible coding data | ACC TEMPORARILY NOT AVAILABLE(1) | ON(1) | FCM TEMPORARILY NOT AVAILABLE(2) | ON |
| C1747 | Shift signal undetermined | - | - | FCM TEMPORARILY NOT AVAILABLE(2) | ON |
| C1750 | Voltage out of range | ACC TEMPORARILY NOT AVAILABLE(1) | ON(1) | FCM TEMPORARILY NOT AVAILABLE(2) | ON |
| C1751 | ECU failure | ACC SERVICE REQUIRED | OFF | FCM SERVICE REQUIRED | ON |
| C1752 | Radar temperature out of range | ACC TEMPORARILY NOT AVAILABLE(1) | ON(1) | FCM TEMPORARILY NOT AVAILABLE(2) | ON |
| C1753 | Radar blockage detected | ACC RADAR BLOCKED(1) | ON(1) | FCM RADAR BLOCKED(2) | ON |
| C1754 | Radar calibration not completed | ACC TEMPORARILY NOT AVAILABLE(1) | Flash (1 Hz)(1) | FCM TEMPORARILY NOT AVAILABLE(2) | ON |
| C1768 | Radar calibration failure (left) | ACC TEMPORARILY NOT AVAILABLE(1) | Flash (1 Hz)(1) | FCM TEMPORARILY NOT AVAILABLE(2) | ON |
| C1769 | Radar calibration failure (right) | ACC TEMPORARILY NOT AVAILABLE(1) | Flash (1 Hz)(1) | FCM TEMPORARILY NOT AVAILABLE(2) | ON |
| C1770 | Radar calibration failure (lower) | ACC TEMPORARILY NOT AVAILABLE(1) | Flash (1 Hz)(1) | FCM TEMPORARILY NOT AVAILABLE(2) | ON |
| C1771 | Radar calibration failure (upper) | ACC TEMPORARILY NOT AVAILABLE(1) | Flash (1 Hz)(1) | FCM TEMPORARILY NOT AVAILABLE(2) | ON |
| C1772 | Alignment sensor too far right | ACC TEMPORARILY NOT AVAILABLE(1) | ON(1) | FCM TEMPORARILY NOT AVAILABLE(2) | ON |
| C1773 | Alignment sensor too far left | ACC TEMPORARILY NOT AVAILABLE(1) | ON(1) | FCM TEMPORARILY NOT AVAILABLE(2) | ON |
| C1774 | Alignment sensor too low | ACC TEMPORARILY NOT AVAILABLE(1) | ON(1) | FCM TEMPORARILY NOT AVAILABLE(2) | ON |
| C1775 | Alignment sensor too high | ACC TEMPORARILY NOT AVAILABLE(1) | ON(1) | FCM TEMPORARILY NOT AVAILABLE(2) | ON |
| C1776 | ACC system failure detected (Engine) | ACC SERVICE REQUIRED | OFF | - | - |
| C1777 | ACC system failure detected (ASC) | ACC SERVICE REQUIRED | OFF | - | - |
| C1778 | Vehicle speed signal failure | ACC SERVICE REQUIRED | OFF | FCM SERVICE REQUIRED | ON |
| C1779 | Brake fluid pressure signal failure | ACC SERVICE REQUIRED | OFF | FCM SERVICE REQUIRED | ON |
| C1780 | Acceleration signal failure | ACC SERVICE REQUIRED | OFF | - | - |
| C1781 | Steering wheel sensor failure | ACC SERVICE REQUIRED | OFF | FCM SERVICE REQUIRED | ON |
| C1782 | Steering wheel sensor signal failure | ACC SERVICE REQUIRED | OFF | FCM SERVICE REQUIRED | ON |
| C1783 | ACC distance switch fixed ON | ACC SERVICE REQUIRED | OFF | - | - |
| C1786 | System failure detected (T/M) | ACC TEMPORARILY NOT AVAILABLE(1) | ON(1) | - | - |
| C1787 | Accelerator pedal position signal failure | ACC SERVICE REQUIRED | OFF | FCM SERVICE REQUIRED | ON |
| C1788 | Longitudinal G sensor signal failure | ACC SERVICE REQUIRED | OFF | FCM SERVICE REQUIRED | ON |
| C1791 | Vehicle speed signal (invalid) | ACC TEMPORARILY NOT AVAILABLE(1) | ON(1) | FCM TEMPORARILY NOT AVAILABLE(2) | ON |
| C1792 | Brake fluid pressure signal (invalid) | ACC TEMPORARILY NOT AVAILABLE(1) | ON(1) | FCM TEMPORARILY NOT AVAILABLE(2) | ON |
| C1793 | Lateral G sensor signal (invalid) | ACC TEMPORARILY NOT AVAILABLE(1) | ON(1) | FCM TEMPORARILY NOT AVAILABLE(2) | ON |
| C1794 | Longitudinal G sensor signal (invalid) | ACC TEMPORARILY NOT AVAILABLE(1) | ON(1) | FCM TEMPORARILY NOT AVAILABLE(2) | ON |
| C1795 | Yaw rate signal (invalid) | ACC TEMPORARILY NOT AVAILABLE(1) | ON(1) | FCM TEMPORARILY NOT AVAILABLE(2) | ON |
| C1796 | Accelerator pedal position signal (invalid) | ACC TEMPORARILY NOT AVAILABLE(1) | ON(1) | FCM TEMPORARILY NOT AVAILABLE(2) | ON |
| C1809 | ACC/FCM temporary not available | ACC TEMPORARILY NOT AVAILABLE(1) | ON(1) | FCM TEMPORARILY NOT AVAILABLE(2) | ON |
| C2256 | Stoplight switch signal failure | ACC SERVICE REQUIRED | OFF | FCM SERVICE REQUIRED | ON |
| C2267 | Wheel speed signal (invalid) | ACC TEMPORARILY NOT AVAILABLE(1) | ON(1) | FCM TEMPORARILY NOT AVAILABLE(2) | ON |
| C2268 | Distance travelled signal (invalid) | ACC TEMPORARILY NOT AVAILABLE(1) | ON(1) | FCM TEMPORARILY NOT AVAILABLE(2) | ON |
| C2271 | Steering wheel sensor signal (invalid) | ACC TEMPORARILY NOT AVAILABLE(1) | ON(1) | FCM TEMPORARILY NOT AVAILABLE(2) | ON |
| C2272 | Delta steering wheel sensor signal (invalid) | ACC TEMPORARILY NOT AVAILABLE(1) | ON(1) | FCM TEMPORARILY NOT AVAILABLE(2) | ON |
| C2276 | Stoplight switch signal (invalid) | ACC TEMPORARILY NOT AVAILABLE(1) | ON(1) | FCM TEMPORARILY NOT AVAILABLE(2) | ON |
| C2299 | Implausible coding data | ACC TEMPORARILY NOT AVAILABLE(1) | ON(1) | FCM TEMPORARILY NOT AVAILABLE | ON |
| C2337 | Engine speed signal failure | ACC SERVICE REQUIRED | OFF | - | - |
| C2338 | Engine speed signal (invalid) | ACC TEMPORARILY NOT AVAILABLE(1) | ON(1) | - | - |
| C2339 | ASC system failure detected (ASC-ECU) | ACC TEMPORARILY NOT AVAILABLE(1) | ON(1) | FCM TEMPORARILY NOT AVAILABLE(2) | ON |
| C2340 | FCM control disabled (ASC) | - | - | FCM SERVICE REQUIRED | ON |
| C2341 | ACC system status of ASC-ECU signal failure | ACC SERVICE REQUIRED | OFF | - | - |
| C2342 | Auto hold information signal failure | ACC SERVICE REQUIRED | OFF | - | - |
| C2343 | Brake auto hold status signal (invalid) | ACC TEMPORARILY NOT AVAILABLE(1) | ON(1) | - | - |
| C2344 | Standstill status signal (invalid) | ACC TEMPORARILY NOT AVAILABLE(1) | ON(1) | - | - |
| C2345 | Accelerator and brake override signal (invalid) | ACC TEMPORARILY NOT AVAILABLE(1) | ON(1) | - | - |
| C2346 | Acceleration signal (invalid) | ACC TEMPORARILY NOT AVAILABLE(1) | ON(1) | - | - |
| C2347 | EPB state signal failure | ACC SERVICE REQUIRED | OFF | - | - |
| C2348 | FCM state from FCM/LDW/AHB ECU signal (invalid) | - | - | FCM TEMPORARILY NOT AVAILABLE(2) | ON |
| C2349 | Received FCM system fail from FCM/LDW/AHB ECU | - | - | - | ON |
| C2350 | Received FCM temporary fail from FCM/LDW/AHB ECU | - | - | - | ON |
| U0100 | Engine CAN timeout | ACC SERVICE REQUIRED | OFF | FCM SERVICE REQUIRED | ON |
| U0101 | T/M CAN timeout | ACC SERVICE REQUIRED | OFF | FCM SERVICE REQUIRED | ON |
| U0121 | ASC CAN timeout | ACC SERVICE REQUIRED | OFF | FCM SERVICE REQUIRED | ON |
| U0126 | Steering wheel sensor CAN timeout | ACC SERVICE REQUIRED | OFF | FCM SERVICE REQUIRED | ON |
| U0141 | ETACS CAN timeout | ACC SERVICE REQUIRED | OFF | FCM SERVICE REQUIRED | ON |
| U0317 | EPB CAN timeout | ACC SERVICE REQUIRED | OFF | - | - |
| U1190 | No receive fault detect signal | ACC SERVICE REQUIRED | OFF | FCM SERVICE REQUIRED | ON |
| U1195 | Coding not completed | ACC TEMPORARILY NOT AVAILABLE(1) | ON(1) | FCM TEMPORARILY NOT AVAILABLE(2) | ON |
| U15A5 | FCM/LDW/AHB CAN timeout | - | - | FCM SERVICE REQUIRED | ON |