DESCRIPTION
On the SIGNAL CHECK screen, it is possible to check if the signals sent to the parking assist ECU are normal.
Tech Tips
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 |
|---|---|---|---|---|
| CAN | CAN communication | CAN communication signal | DTC is output | Related ECUs |
| CAMERA SW | Vehicle wire harness | Panoramic view monitor switch signal input state | DTC is not output | Panoramic View Monitor Switch |
WIRING DIAGRAM
CAUTION / NOTICE / HINT
Note
When "!" mark is displayed on the multi-display assembly*1 or accessory meter assembly*2 after the cable is disconnected from the negative (-) battery terminal, correct the steering angle neutral point.
*1: for 8 Inch Display
*1: for 12.3 Inch Display
Depending on the parts that are replaced or operations that are performed during vehicle inspection or maintenance, calibration of other systems as well as the panoramic view monitor system may be needed.
PROCEDURE
CHECK DISPLAY CHECK MODE
Check which items display on the signal check screen.
| Result | ||||||
|---|---|---|---|---|---|---|
|
| B |
|
GO TO CAN COMMUNICATION SYSTEM Click here |
| A |
|
CHECK HARNESS AND CONNECTOR (PANORAMIC VIEW MONITOR SWITCH - PARKING ASSIST ECU AND BODY GROUND)
Disconnect the J84 panoramic view monitor switch connector.
Disconnect the J73 parking assist ECU connector.
Measure the resistance according to the value(s) in the table below.
| Standard Resistance | ||||||||||||
|---|---|---|---|---|---|---|---|---|---|---|---|---|
|
| Result | |||
|---|---|---|---|
|
| NG |
|
REPAIR OR REPLACE HARNESS OR CONNECTOR |
| OK |
|
INSPECT PANORAMIC VIEW MONITOR SWITCH
Remove the panoramic view monitor switch.
Inspect the panoramic view monitor switch.
| Result | |||
|---|---|---|---|
|
| OK |
|
REPLACE PARKING ASSIST ECU for LHD: Click here |
| NG |
|
REPLACE PANORAMIC VIEW MONITOR SWITCH Click here |