Last Modified: 01-30-2024 6.11:8.1.0 Doc ID: RM100000001FJ22
Model Year Start: 2019 Model: RAV4 Prod Date Range: [11/2018 -           ]
Title: WIPER / WASHER: WIPER AND WASHER SYSTEM: Front Wiper Motor Circuit; 2019 - 2024 MY RAV4 RAV4 HV [11/2018 -        ]

Front Wiper Motor Circuit

DESCRIPTION

The windshield wiper relay assembly controls the windshield wiper motor assembly through this circuit.

WIRING DIAGRAM

PROCEDURE

1.

PERFORM ACTIVE TEST USING TECHSTREAM (FRONT WIPER OPERATION)

(a) Connect the Techstream to the DLC3.

(b) Turn the ignition switch to ON.

(c) Turn the Techstream on.

(d) Enter following menus: Body Electrical / Main Body / Active Test.

(e) Perform the Active Test according to the display on the Techstream.

Body Electrical > Main Body > Active Test

Tester Display

Measurement Item

Control Range

Diagnostic Note

Front Wiper Lo Operation

Function to operate the windshield wiper motor assembly in LO

OFF or ON

-

Front Wiper Hi Operation

Function to operate the windshield wiper motor assembly in HI

OFF or ON

-

Body Electrical > Main Body > Active Test

Tester Display

Front Wiper Lo Operation

Body Electrical > Main Body > Active Test

Tester Display

Front Wiper Hi Operation

OK:

Windshield wiper motor assembly operate normally.

OK

PROCEED TO NEXT SUSPECTED AREA SHOWN IN PROBLEM SYMPTOMS TABLE 2019 - 2020 MY RAV4 RAV4 HV [11/2018 - 08/2020]; WIPER / WASHER: WIPER AND WASHER SYSTEM: PROBLEM SYMPTOMS TABLE 2021 - 2024 MY RAV4 RAV4 HV [08/2020 -        ]; WIPER / WASHER: WIPER AND WASHER SYSTEM: PROBLEM SYMPTOMS TABLE

NG

2.

INSPECT WINDSHIELD WIPER MOTOR ASSEMBLY

(a) Remove the windshield wiper motor assembly.

Click here 2019 - 2024 MY RAV4 RAV4 HV [11/2018 -        ]; WIPER / WASHER: FRONT WIPER MOTOR: REMOVAL

(b) Inspect the windshield wiper motor assembly.

Click here 2019 - 2024 MY RAV4 RAV4 HV [11/2018 -        ]; WIPER / WASHER: FRONT WIPER MOTOR: INSPECTION

NG

REPLACE WINDSHIELD WIPER MOTOR ASSEMBLY

OK

3.

CHECK HARNESS AND CONNECTOR (WINDSHIELD WIPER RELAY ASSEMBLY - WINDSHIELD WIPER MOTOR ASSEMBLY)

(a) Disconnect the A5 and A6 windshield wiper relay assembly connectors.

(b) Disconnect the A93 windshield wiper motor assembly connector.

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

Standard Resistance:

Tester Connection

Condition

Specified Condition

A5-2 (+1) - A93-1 (+1)

Always

Below 1 Ω

A5-4 (+2) - A93-4 (+2)

Always

Below 1 Ω

A6-6 (+SM) - A93-3 (+S)

Always

Below 1 Ω

A5-2 (+1) or A93-1 (+1) - Body ground

Always

10 kΩ or higher

A5-4 (+2) or A93-4 (+2) - Body ground

Always

10 kΩ or higher

A6-6 (+SM) or A93-3 (+S) - Body ground

Always

10 kΩ or higher

NG

REPAIR OR REPLACE HARNESS OR CONNECTOR

OK

4.

CHECK HARNESS AND CONNECTOR (WINDSHIELD WIPER MOTOR ASSEMBLY - BODY GROUND)

(a) Disconnect the windshield wiper motor assembly connector.

*a

Front view of wire harness connector

(to Windshield Wiper Motor Assembly)

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

Standard Resistance:

Tester Connection

Condition

Specified Condition

A93-5 (E) - Body ground

Always

Below 1 Ω

OK

REPLACE WINDSHIELD WIPER RELAY ASSEMBLY

NG

REPAIR OR REPLACE HARNESS OR CONNECTOR