"CHK" message(s) are displayed on the SIGNAL CHECK screen.: Description
On the SIGNAL CHECK screen, it is possible to check if the state of signals sent to the parking assist ECU is normal. Refer to DIAGNOSIS SYSTEM .
HINT:
- On the SIGNAL CHECK screen, "OK" (blue) is displayed for items with a normal inspection result or input state.
- On the SIGNAL CHECK screen, "CHK" (red) is displayed for items with an abnormal inspection result or input state.
- Displayed items may differ depending on vehicle specifications.
| Item | Signal Input Method | Detail | DTC Output when Abnormal Result is Displayed | Signal Receiver |
|---|---|---|---|---|
| SPEED | CAN communication | Speed signal input | DTC is output | Combination meter assembly |
| CAMERA SW | Vehicle wire harness | Steering pad switch assembly (side monitor main switch) signal input | DTC is not output | Steering pad switch assembly (side monitor main switch) |
| BCTY | CAN communication | CAN communication condition with main body ECU (multiplex network body ECU) | DTC is output | Main body ECU (multiplex network body ECU) |
| MIRROR SW | CAN communication | Outer rear view mirror retract signal input | DTC is output |
|
| SHIFT | CAN communication | Shift signal input | DTC is output | ECM |
| STR SIG | CAN communication | Steering angle sensor signal input | DTC is output | Spiral with sensor cable sub-assembly |
| HANDLE | CAN communication | Steering position signal input | DTC is output | Main body ECU (multiplex network body ECU) |
| ENGINE | CAN communication | ENG/HV judgement signal | DTC is output | ECM |
| DEST | CAN communication | Destination information signal input | DTC is output | Main body ECU (multiplex network body ECU) |