Last Modified: 06-02-2026 6.11:8.1.0 Doc ID: RM10000000222Q5
Model Year Start: 2022 Model: RAV4 Prod Date Range: [12/2021 - 10/2022]
Title: NAVIGATION / MULTI INFO DISPLAY: NAVIGATION SYSTEM: Reverse Signal Circuit; 2022 MY RAV4 RAV4 HV [12/2021 - 10/2022]

Reverse Signal Circuit

DESCRIPTION

for Gasoline Model

  • The radio and display receiver assembly receives a reverse signal from the park/neutral position switch assembly.

for HV Model

  • The radio and display receiver assembly receives a reverse signal from the back-up light relay.

WIRING DIAGRAM

PROCEDURE

1.

CHECK BACK-UP LIGHT

(a) Move the shift lever to R and check if the back-up lights come on.

OK:

The back-up lights come on.

NG

GO TO LIGHTING SYSTEM

OK

2.

CHECK HARNESS AND CONNECTOR (REVERSE SIGNAL)

(a) Disconnect the radio and display receiver assembly connector.

*a

Front view of wire harness connector

(to Radio and Display Receiver Assembly)

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

Standard Voltage

Tester Connection

Condition

Specified Condition

G3-28 (REV) - Body ground

Ignition switch ON

Shift lever in R

11 to 14 V

G3-28 (REV) - Body ground

Ignition switch ON

Shift lever not in R

Below 1 V

OK

PROCEED TO NEXT SUSPECTED AREA SHOWN IN PROBLEM SYMPTOMS TABLE

NG

REPAIR OR REPLACE HARNESS OR CONNECTOR