Toyota Venza manuals

Toyota Venza: Cruise SET Indicator Light Circuit

Toyota Venza Service Manual / Cruise Control / Cruise Control System / Cruise SET Indicator Light Circuit

DESCRIPTION

  • The ECM detects a cruise control switch signal and sends it to the combination meter assembly through CAN. Then the SET indicator light comes on.
  • The SET indicator light circuit uses CAN for communication. If there is a malfunction in this circuit, check for DTCs in the CAN communication system before troubleshooting this circuit.

WIRING DIAGRAM

Refer to "Cruise Main Indicator Light Circuit" (See page ).


PROCEDURE

1.

PERFORM ACTIVE TEST USING TECHSTREAM

(a) Connect the Techstream to the DLC3.

(b) Turn the ignition switch to ON.

(c) Turn the Techstream on.

(d) Enter the following menus: Body Electrical / Combination Meter / Active Test.

(e) Check the SET indicator light by performing the Active Test.

Combination Meter

Tester Display

Test Part

Control Range

Diagnostic Note

Indicat. SET

SET indicator light

OFF or BLINK

Confirm that the vehicle is stopped with the engine idling

OK:

The SET indicator light blinks or goes off according to Techstream operation.


NG

REPLACE COMBINATION METER ASSEMBLY


OK

2.

READ VALUE USING TECHSTREAM

(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 / Cruise Control / Data List.

(e) According to the display on tester, read the Data List.

Cruise control (ECM)

Tester Display

Measurement Item/Range

Normal Condition

Diagnostic Note

SET/COAST Switch

- / SET switch signal / ON or OFF

ON: - / SET switch ON

OFF: - / SET switch off

-

OK:

The display changes as shown above according to cruise control main switch operation.

Result

Proceed to

OK

A

NG (for 1AR-FE)

B

NG (for 2GR-FE)

C


A

USE SIMULATION METHOD TO CHECK


B

REPLACE ECM


C

REPLACE ECM

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