CRUISE CONTROL SYSTEM Cruise Main Indicator Light Circuit

DESCRIPTION

• When the hybrid vehicle control ECU detects a cruise control switch signal, it sends it to the No. 1 meter ECU sub-assembly through CAN communication. Then the cruise control indicator light turns on.

• The cruise control indicator light circuit uses CAN communication. If there is a malfunction in this circuit, check for DTCs in the CAN communication system before troubleshooting this circuit.

INSPECTION PROCEDURE

PROCEDURE

1. PERFORM ACTIVE TEST USING INTELLIGENT TESTER (CRUISE CONTROL INDICATOR LIGHT)

   
   

   1. Select the Active Test, use the intelligent tester to generate a control command, and then check that the combination meter operates Click here.

      Combination Meter

      Tester Display	Test Part	Control Range	Diagnostic Note
      Indicat. Lamp Cruise	Cruise control indicator light	ON/OFF	-

      OK
      Cruise control indicator light turns ON/OFF.

   
   

   NG

   GO TO METER / GAUGE SYSTEM Click here

   OK

2. READ VALUE USING INTELLIGENT TESTER (CRUISE CONTROL INDICATOR LIGHT)

   
   

   1. Check the Data List for proper functioning of the cruise control indicator light Click here.

      Cruise Control

      Tester Display	Measurement Item/Range	Normal Condition	Diagnostic Note
      CCS Indicator M-CPU	Cruise control indicator signal (M-CPU)/ON or OFF	ON: Cruise control indicator light is ON OFF: Cruise control indicator light is OFF	-

      OK
      When cruise control switch operation is performed, the result will be the same as above.

   
   

   NG

   REPLACE HYBRID VEHICLE CONTROL ECU Click here

   OK

   PROCEED TO NEXT SUSPECTED AREA SHOWN IN PROBLEM SYMPTOMS TABLE Click here