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

PARK ASSIST / MONITORING: REAR VIEW MONITOR SYSTEM (w/ Wide View Front Monitor 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 and input state.
* On the SIGNAL CHECK screen, "CHK" (red) is displayed for items with an abnormal inspection result and input state.
* Displayed items may differ depending on the specifications.

WIRING DIAGRAM

INSPECTION PROCEDURE

PROCEDURE

1. CHECK DISPLAY CHECK MODE

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

Result:

B -- CHECK DTC OUTPUT Rear View Monitor System (w/ Wide View Front Monitor System)
A -- Continue to next step.

2. INSPECT NO. 1 PATTERN SELECT SWITCH ASSEMBLY

(a) Remove the No. 1 pattern select switch assembly Removal.

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

Standard Resistance:

Text in Illustration

NG -- REPLACE NO. 1 PATTERN SELECT SWITCH ASSEMBLY Removal
OK -- Continue to next step.

3. CHECK HARNESS AND CONNECTOR (E)

(a) Disconnect the F114 connector from the No. 1 pattern select switch assembly.

(b) 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.

4. CHECK HARNESS AND CONNECTOR (PARKING ASSIST ECU - NO. 1 PATTERN SELECT SWITCH ASSEMBLY)

(a) Disconnect the F106 connector from the parking assist ECU.

(b) Disconnect the F114 connector from the No. 1 pattern select switch assembly.

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

Standard Resistance:

NG -- REPAIR OR REPLACE HARNESS OR CONNECTOR

OK -- REPLACE PARKING ASSIST ECU Removal