"CHK" Message(s) Are Displayed On the SIGNAL CHECK Screen

PARK ASSIST / MONITORING: ADVANCED PARKING GUIDANCE SYSTEM: "CHK" message(s) are displayed on the SIGNAL CHECK screen.
- "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 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.





WIRING DIAGRAM





INSPECTION PROCEDURE

NOTICE:
* When "System initializing" message is displayed on the navigation receiver assembly after the battery terminal disconnected, correct the steering angle neutral point Initialization.
* 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 advanced parking guidance system may be needed Calibration.

PROCEDURE

1. CHECK DISPLAY CHECK MODE

(a) Check which items display "CHK" (red) on the SIGNAL CHECK screen.





Result:





C -- CHECK DTC OUTPUT Advanced Parking Guidance System

B -- ADJUST HEIGHT CONTROL SENSOR VEHICLE HEIGHT DIFFERENCE SETTING Calibration
A -- Continue to next step.

2. CHECK HARNESS AND CONNECTOR (PARKING ASSIST ECU - PARKING ASSIST PRE SUPPORT SWITCH)

(a) Disconnect the L65 connector from the parking assist ECU.

(b) Disconnect the L56 connector from the parking assist pre support switch.

(c) Measure the resistance according to the value(s) in the table below.

Standard Resistance:





NG -- REPAIR OR REPLACE HARNESS OR CONNECTOR
OK -- Continue to next step.

3. INSPECT PARKING ASSIST PRE SUPPORT SWITCH

(a) Remove the parking assist pre support switch Removal.

(b) Measure the resistance according to the value(s) in the table below.





Standard Resistance:





Text in Illustration





NG -- REPLACE PARKING ASSIST PRE SUPPORT SWITCH Removal

OK -- REPLACE PARKING ASSIST ECU Removal