Inspection Procedure

1. Connect the Techstream to the DLC3.
2. Turn the engine switch to the ON position.
3. Turn the Techstream on.
4. Enter the following menus: Powertrain / Cruise Control / Data List.
5. Check the Data List for proper functioning of the cruise control main switch.

   Hybrid vehicle control ECU 

   DIAGNOSTIC CHART
   
   

   Tester Display	Measurement Item / Range	Normal Condition	Diagnostic Note
   CCS INDICATOR M-CPU	Cruise indicator signal (Main CPU) / ON or OFF	ON: CRUISE main indicator is ON OFF: CRUISE main indicator is OFF	-

   OK : Cruise control indicator light illuminates. 

   Result 

   RESULT CHART
   
   

   Result	Proceed to
   OK	A
   NG (ON / OFF operates only on the Techstream (see HOW TO PROCEED WITH TROUBLESHOOTING )	B
   NG (ON / OFF does not operate only on the Techstream)	C

B : GO TO METER / GAUGE SYSTEM 

C : REPLACE HYBRID VEHICLE CONTROL ECU 

A : PROCEED TO NEXT SUSPECTED AREA SHOWN IN PROBLEM SYMPTOMS TABLE