Last Modified: 01-30-2024 6.11:8.1.0 Doc ID: RM100000001EEKU
Model Year Start: 2019 Model: RAV4 Prod Date Range: [11/2018 - 10/2023]
Title: STOP AND START: STOP AND START SYSTEM: Stop and Start Cancel Switch Circuit; 2019 - 2023 MY RAV4 [11/2018 - 10/2023]

Stop and Start Cancel Switch Circuit

DESCRIPTION

Stop and start control can be disabled by pressing the stop and start system cancel switch (eco run cancel switch assembly). The stop and start system cancel switch (eco run cancel switch assembly) is a momentary-type switch that switches between on and off when the switch is pressed. While stop and start control is disabled, the stop and start cancel indicator is illuminated to inform the driver.

WIRING DIAGRAM

PROCEDURE

1.

READ VALUE USING TECHSTREAM (STOP&START CANCEL SWITCH)

(a) Connect the Techstream to the DLC3.

(b) Turn the ignition switch to ON.

(c) Turn the Techstream on.

(d) Enter the following menus: Powertrain / Stop and Start / Data List / Stop&Start Cancel Switch.

Powertrain > Stop and Start > Data List

Tester Display

Stop&Start Cancel Switch

(e) Read the value when the stop and start system cancel switch (eco run cancel switch assembly) is pressed.

OK:

Techstream Display

Condition

Normal Condition

Stop&Start Cancel Switch

Stop and start system cancel switch (eco run cancel switch assembly) is pressed

ON

Stop and start system cancel switch (eco run cancel switch assembly) is not pressed

OFF

OK

PROCEED TO NEXT SUSPECTED AREA SHOWN IN PROBLEM SYMPTOMS TABLE 2019 MY RAV4 [11/2018 - 10/2019]; STOP AND START: STOP AND START SYSTEM: PROBLEM SYMPTOMS TABLE 2020 - 2023 MY RAV4 [10/2019 - 10/2023]; STOP AND START: STOP AND START SYSTEM: PROBLEM SYMPTOMS TABLE

NG

2.

INSPECT STOP AND START SYSTEM CANCEL SWITCH (ECO RUN CANCEL SWITCH ASSEMBLY)

(a) Inspect the stop and start system cancel switch (eco run cancel switch assembly).

Click here 2019 - 2024 MY RAV4 [11/2018 -        ]; STOP AND START: STOP AND START SYSTEM CANCEL SWITCH ASSEMBLY: INSPECTION

NG

REPLACE STOP AND START SYSTEM CANCEL SWITCH (ECO RUN CANCEL SWITCH ASSEMBLY) 2019 MY RAV4 [11/2018 - 10/2019]; STOP AND START: ENGINE STOP AND START ECU: REMOVAL 2020 MY RAV4 [10/2019 - 08/2020]; STOP AND START: ENGINE STOP AND START ECU: REMOVAL 2021 - 2022 MY RAV4 [08/2020 - 10/2022]; STOP AND START: ENGINE STOP AND START ECU: REMOVAL 2023 MY RAV4 [10/2022 - 10/2023]; STOP AND START: ENGINE STOP AND START ECU: REMOVAL

OK

3.

CHECK HARNESS AND CONNECTOR (STOP AND START SYSTEM CANCEL SWITCH (ECO RUN CANCEL SWITCH ASSEMBLY) - BODY GROUND)

(a) Disconnect the stop and start system cancel switch (eco run cancel switch assembly) connector.

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

Standard Resistance:

Tester Connection

Condition

Specified Condition

G51-2 (E) - Body ground

Always

Below 1 Ω

NG

REPAIR OR REPLACE HARNESS OR CONNECTOR

OK

4.

CHECK HARNESS AND CONNECTOR (ENGINE STOP AND START ECU - STOP AND START SYSTEM CANCEL SWITCH (ECO RUN CANCEL SWITCH ASSEMBLY))

(a) Disconnect the engine stop and start ECU connector.

(b) Disconnect the stop and start system cancel switch (eco run cancel switch assembly) connector.

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

Standard Resistance:

Tester Connection

Condition

Specified Condition

A32-5 (ECAN) - G51-5 (ECU)

Always

Below 1 Ω

A32-5 (ECAN) or G51-5 (ECU) - Body ground and other terminals

Always

10 kΩ or higher

OK

REPLACE ENGINE STOP AND START ECU 2019 MY RAV4 [11/2018 - 10/2019]; STOP AND START: ENGINE STOP AND START ECU: REMOVAL 2020 MY RAV4 [10/2019 - 08/2020]; STOP AND START: ENGINE STOP AND START ECU: REMOVAL 2021 - 2022 MY RAV4 [08/2020 - 10/2022]; STOP AND START: ENGINE STOP AND START ECU: REMOVAL 2023 MY RAV4 [10/2022 - 10/2023]; STOP AND START: ENGINE STOP AND START ECU: REMOVAL

NG

REPAIR OR REPLACE HARNESS OR CONNECTOR