Last Modified: 01-30-2024 6.11:8.1.0 Doc ID: RM100000001HCH7
Model Year Start: 2019 Model: RAV4 HV Prod Date Range: [02/2019 - 10/2023]
Title: PARK ASSIST / MONITORING: INTUITIVE PARKING ASSIST SYSTEM (for HV Model with Parking Support Brake System): Clearance Warning ECU Power Source Circuit; 2019 - 2023 MY RAV4 HV [02/2019 - 10/2023]

Clearance Warning ECU Power Source Circuit

DESCRIPTION

This circuit provides power to operate the clearance warning ECU assembly.

WIRING DIAGRAM

CAUTION / NOTICE / HINT

NOTICE:

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

PROCEDURE

1.

CHECK HARNESS AND CONNECTOR (CLEARANCE WARNING ECU ASSEMBLY - BATTERY AND BODY GROUND)

(a) Disconnect the clearance warning ECU assembly connector.

*A

for TMMC Made

*B

for TMC Made

*a

Front view of wire harness connector

(to Clearance Warning ECU Assembly)

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

Standard Resistance:

for TMMC Made:

Tester Connection

Condition

Specified Condition

G25-28 (E) - Body ground

Always

Below 1 Ω

for TMC Made:

Tester Connection

Condition

Specified Condition

H4-28 (E) - Body ground

Always

Below 1 Ω

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

Standard Voltage:

for TMMC Made:

Tester Connection

Switch Condition

Specified Condition

G25-1 (IG) - Body ground

Power switch on (IG)

11 to 14 V

G25-1 (IG) - Body ground

Power switch off

Below 1 V

for TMC Made:

Tester Connection

Switch Condition

Specified Condition

H4-1 (IG) - Body ground

Power switch on (IG)

11 to 14 V

H4-1 (IG) - Body ground

Power switch off

Below 1 V
OK

PROCEED TO NEXT SUSPECTED AREA SHOWN IN PROBLEM SYMPTOMS TABLE 2019 - 2020 MY RAV4 HV [02/2019 - 08/2020]; PARK ASSIST / MONITORING: INTUITIVE PARKING ASSIST SYSTEM (for HV Model with Parking Support Brake System): PROBLEM SYMPTOMS TABLE 2021 - 2024 MY RAV4 HV [08/2020 -        ]; PARK ASSIST / MONITORING: INTUITIVE PARKING ASSIST SYSTEM (for HV Model with Parking Support Brake System): PROBLEM SYMPTOMS TABLE

NG

REPAIR OR REPLACE HARNESS OR CONNECTOR