Last Modified: 01-30-2024 6.11:8.1.0 Doc ID: RM100000001FPIV
Model Year Start: 2019 Model: RAV4 HV Prod Date Range: [11/2018 - 02/2019]
Title: PARK ASSIST / MONITORING: PANORAMIC VIEW MONITOR SYSTEM (for HV Model): "CHK" message(s) are displayed on the SIGNAL CHECK screen.; 2019 MY RAV4 HV [11/2018 - 02/2019]

"CHK" message(s) are displayed on the SIGNAL CHECK screen.

DESCRIPTION

On the Signal Check screen, it is possible to check if the signals sent to the parking assist ECU are normal.

Click here 2019 - 2022 MY RAV4 HV [11/2018 - 10/2022]; PARK ASSIST / MONITORING: PANORAMIC VIEW MONITOR SYSTEM (for HV Model): 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

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

SHIFT

Vehicle wire harness

Shift position signal input state

DTC is not output

Park/Neutral position switch assembly

MIRROR SW*

Vehicle wire harness

Outer rear view mirror assembly signal input state

DTC is not output

Outer rear view mirror assembly
  • *: w/ Retract Mirror

WIRING DIAGRAM

CAUTION / NOTICE / HINT

NOTICE:

  • When "!" mark is displayed on the radio and display receiver assembly after the auxiliary battery cable is disconnected, correct the steering angle neutral point.

    Click here 2019 - 2022 MY RAV4 HV [11/2018 - 10/2022]; PARK ASSIST / MONITORING: PANORAMIC VIEW MONITOR SYSTEM (for HV Model): 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 panoramic view monitor system may be needed.

    Click here 2019 - 2022 MY RAV4 HV [11/2018 - 10/2022]; PARK ASSIST / MONITORING: PANORAMIC VIEW MONITOR SYSTEM (for HV Model): CALIBRATION

  • Inspect the relay for circuits related to this system before performing the following procedure.

PROCEDURE

1.

CHECK DISPLAY CHECK MODE

(a) Check which items display on the signal check screen.

*A

w/ Retract Mirror

*a

Example

Result

Proceed to

"CAMERA SW" displays "CHK" (red)

A

"CAN" displays "CHK" (red)

B

"SHIFT" displays "CHK" (red)

C

"MIRROR SW" displays "CHK" (red) (w/ Retract Mirror)

D
B

GO TO CAN COMMUNICATION SYSTEM

C

GO TO STEP 4

D

GO TO STEP 6

A

2.

CHECK HARNESS AND CONNECTOR (PANORAMIC VIEW MONITOR SWITCH - PARKING ASSIST ECU AND BODY GROUND)

(a) Disconnect the G37 panoramic view monitor switch connector.

(b) Disconnect the N25 parking assist ECU connector.

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

Standard Resistance:

Tester Connection

Condition

Specified Condition

G37-5 (D) - N25-15 (BLSW)

Always

Below 1 Ω

G37-2 (E) - Body ground

Always

Below 1 Ω

G37-5 (D) or N25-15 (BLSW) - Body ground

Always

10 kΩ or higher
NG

REPAIR OR REPLACE HARNESS OR CONNECTOR
OK

3.

INSPECT PANORAMIC VIEW MONITOR SWITCH

(a) Remove the panoramic view monitor switch.

Click here 2019 - 2024 MY RAV4 RAV4 HV [11/2018 -        ]; PARK ASSIST / MONITORING: PANORAMIC VIEW MONITOR SWITCH: REMOVAL

(b) Inspect the panoramic view monitor switch.

Click here 2019 - 2024 MY RAV4 RAV4 HV [11/2018 -        ]; PARK ASSIST / MONITORING: PANORAMIC VIEW MONITOR SWITCH: INSPECTION

OK

REPLACE PARKING ASSIST ECU

NG

REPLACE PANORAMIC VIEW MONITOR SWITCH

4.

CHECK BACK-UP LIGHT

(a) Check that the back-up light comes on.

OK:

The back-up light comes on.

NG

GO TO LIGHTING SYSTEM (EXT)

OK

5.

CHECK HARNESS AND CONNECTOR (REVERSE SIGNAL)

(a) Disconnect the parking assist ECU connector.

*a

Front view of wire harness connector

(to Parking Assist ECU)

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

Standard Voltage:

Tester Connection

Condition

Specified Condition

N25-14 (REV) - Body ground

Power switch on (IG), shift lever in R

11 to 14 V

N25-14 (REV) - Body ground

Power switch on (IG), shift lever not in R

Below 1 V
OK

REPLACE PARKING ASSIST ECU

NG

REPAIR OR REPLACE HARNESS OR CONNECTOR

6.

CHECK HARNESS AND CONNECTOR (OUTER REAR VIEW MIRROR ASSEMBLY LH - PARKING ASSIST ECU)

(a) Disconnect the J13 outer rear view mirror assembly LH connector.

(b) Disconnect the N25 parking assist ECU connector.

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

Standard Resistance:

Tester Connection

Condition

Specified Condition

J13-5 (MF) - N25-16 (MPOS)

Always

Below 1 Ω

J13-5 (MF) or N25-16 (MPOS) - Body ground

Always

10 kΩ or higher
OK

GO TO POWER MIRROR CONTROL SYSTEM

NG

REPAIR OR REPLACE HARNESS OR CONNECTOR