Inspection Procedure

WARNING: This page is about a different car, the 2009 Toyota Corolla. However, it is still accessible from the selected car via links, so may be relevant.

PERFORM ACTIVE TEST USING TECHSTREAM

Connect the Techstream to the DLC3.
Turn the ignition switch to ON.
Turn the Techstream on.
Enter the following menus: Body Electrical / Combination Meter / Active Test.

Check the CRUISE main indicator light by performing the Active Test.

Combination Meter

ACTIVE TEST REFERENCE

Tester Display	Test Part	Control Range	Diagnostic Note
Indicat. Lamp Cruise	CRUISE main Indicator light	OFF or ON	Confirm that the vehicle Is stopped, engine idling

OK:

Indicator light blinks/goes off.

NG : REPLACE COMBINATION METER (See PROBLEM SYMPTOMS TABLE )

OK : Go to next step

READ VALUE USING TECHSTREAM

Connect the Techstream to the DLC3.
Turn the ignition switch to ON.
Turn the Techstream on.
Enter the following menus: Powertrain / Cruise Control / Data List.

Check the Data List for proper functioning of the CRUISE main indicator light.

Cruise Control (ECM)

DATA LIST REFERENCE

Tester Display	Measurement Item/Range	Normal Condition	Diagnostic Note
CCS Indicator M-CPU	Cruise Indicator signal (Main CPU)/ON or OFF	ON: "CRUISE" on OFF: "CRUISE" off	-

OK:

When the cruise control main switch is operated, the display changes as shown above.

Result

RESULT REFERENCE

Result	Proceed to
OK	A
NG (for 2ZR-FE)	B
NG (for 2AZ-FE)	C

B : REPLACE ECM (for 2ZR-FE) (See ECM )

C : REPLACE ECM (for 2AZ-FE) (See ECM )

A : PROCEED TO NEXT CIRCUIT INSPECTION SHOWN IN PROBLEM SYMPTOMS TABLE (See PROBLEM SYMPTOMS TABLE )